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Crews encountered obstacles that entrapped ships or submerged them beneath ice-covered waters, creating an enduring mystique about what went wrong. Ocean secretsThe 3D scan of HMS Endurance makes it appear as though the ship was lifted from the bottom of the ocean. Falklands Heritage Maritime Trust/National GeographicAn awe-inspiring 3D scan has brought the shipwreck of Antarctic explorer Ernest Shackleton’s HMS Endurance, found in 2022, back to life. Meanwhile, a more somber finding gleaned from DNA identified the cannibalized remains of James Fitzjames, captain of the HMS Erebus. Other worldsAstronomers using the Hubble Space Telescope watched the shape of Jupiter's Great Red Spot change over 90 days.
Persons: Crews, Ernest Shackleton’s HMS, Shackleton, James Fitzjames, Sir John Franklin, Fitzjames, Trailblazers, David Baker, Demis Hassabis, John Jumper, John Hopfield, Geoffrey Hinton, Victor Ambros, Gary Ruvkun, Matthew Dominick, John Henry Patterson, Thomas Gnoske, Joseph DePasquale, , Indiana Jones, , Ashley Strickland, Katie Hunt Organizations: CNN, Heritage Maritime Trust, University of Washington, Google, Princeton University, University of Toronto, University of Massachusetts Medical School, Harvard Medical School, NASA, International Space, Space, Chicago’s Field, Hubble, European Space Agency, CNN Space, Science Locations: Antarctica, Weddell, Canada’s Nunavut, London, North America, Europe, Kenya, Civil, Petra, Jordan
CNN —New observations of Jupiter’s Great Red Spot captured by the Hubble Space Telescope show that the 190-year-old storm wiggles like gelatin and shape-shifts like a squeezed stress ball. Although storms are generally considered unstable, the Great Red Spot has persisted for nearly two centuries. Recently, a separate team of astronomers peered into the heart of the Great Red Spot using the James Webb Space Telescope to capture new details in infrared light. The Great Red Spot seems to wiggle like a bowl of gelatin over the 90-day period. NASA/ESA/STScI/Amy SimonThe new Hubble study fills in more pieces of the puzzle about the Great Red Spot, Fletcher said.
Persons: Hubble, it’s, , Amy Simon, we’ve, ” Simon, James Webb, Leigh Fletcher, Simon, ” Fletcher, Joseph DePasquale, Mike Wong, , Wong, Fletcher Organizations: CNN, Hubble, Science, Planetary Sciences, Goddard Space Flight, NASA, ESA, of Geophysical Research, UK’s University of Leicester, University of California Locations: Boise , Idaho, Greenbelt , Maryland, Berkeley
Read previewNASA's James Webb Space Telescope floored astronomers and spectators across the globe when it released its first full-color images. Even those preliminary snapshots revealed countless stars, galaxies, and fine details that hadn't been seen before. A side-by-side collage of the same area taken by Hubble and the James Webb Space Telescope in its very first image. In the JWST image, you can see galaxies in the background that were invisible to HubbleA few galaxies that are clearly visible in the JWST image, but not the Hubble image. The JWST image also revealed the stellar nurseries created as galaxies mergeThe JWST image shows a region of gas compressed between merging galaxies.
Persons: , James Webb, Webb, Joseph DePasquale, JWST, hadn't, Eric Smith, Hubble, STScI Webb, Mark McCaughrean, McCaughrean, Amber Straughn, Jane Rigby, we've Organizations: Service, Business, NASA, ESA, CSA, Hubble, James Webb Space, Hubble Heritage, European Space Agency Locations: JWST
CNN —SpaceX’s Polaris Dawn crew is beginning its fifth day in orbit, having marked a few record-setting milestones on a historic journey — including the world’s first commercial spacewalk. Polaris Dawn crew member and SpaceX engineer Sarah Gillis emerges from the SpaceX Crew Dragon capsule during the first commercial spacewalk on Thursday. The Polaris Dawn mission's Crew Dragon capsule is seen Wednesday 870 miles (1,400 kilometers) above Earth — the farthest humans have traveled since the Apollo program over 50 years ago. The riskiest part of the journey may be over, but the Polaris Dawn crew still has a key milestone ahead: coming home. Polaris Dawn mission commander and Shift4 Payments CEO Jared Isaacman is seen anchored to a ladder dubbed the "skywalker" by SpaceX during his spacewalk.
Persons: CNN —, Elon, Jared Isaacman, Scott “ Kidd ” Poteet, Anna Menon, Sarah Gillis —, Gillis, , Sarah Gillis, Isaacman, Bill Nelson, , ” Nelson, Van Allen, mission's, Menon, NASA’s, Isaacman — Organizations: CNN, Polaris, NASA, Hubble, Telescope, Space, SpaceX, Elon Musk’s, Shift4, US Air Force, Polaris Program, International Space, Polaris Dawn Locations: United States, U.S, Florida, West, of Florida
Read previewSpaceX just launched four people on its most daring human spaceflight yet, a mission called Polaris Dawn. Jared Isaacman, mission commanderJared Isaacman at SpaceX in Hawthorne, California. Anna Menon, mission specialist and medical officerAnna Menon is Polaris Dawn's mission specialist and medical officer. Before joining SpaceX, Menon worked at NASA and helped oversee International Space Station operations as a biomedical flight controller. Scott "Kidd" Poteet, mission pilotScott "Kidd" Poteet is the pilot of the Polaris Dawn mission.
Persons: , They're, Jared Isaacman, bankrolling, SpaceX's, Isaacman, Richard Branson, Jeff Bezos, He's, he's, Jude Children's, Jude, it's, Monica Isaacman, Sarah Gillis, John Kraus, Gillis, Joe Tanner, Tanner, She's, Lewis, Polaris Dawn, Anna Menon, Joe Skipper, Menon, Anil, James, Grace, Anna, Scott, Kidd, Poteet, Scott Poteet Organizations: Service, SpaceX, NASA, Apollo, Business, Draken, Messaging, Polaris, St, Jude Children's Research Hospital, Hubble, New York, Polaris Program, Denver Post, Space, Jude Children's Research, Reuters, he's, US Air Force, US Air Force's Thunderbirds, Spectrum News, Air Force, Polaris Dawn, UNH Locations: Hawthorne , California, Shift4, New Jersey, Boulder , Colorado, Houston, Space City, Monument , Colorado
CNN —Two telescopes have spotted the closest pair of supermassive black holes to date. Active galactic nuclei are supermassive black holes that release bright jets of material and high winds that can shape the very galaxies where they are found. Astronomers discovered these black holes dancing around one another at the center of a pair of colliding galaxies called MCG-03-34-64, which is 800 million light-years away. Astronomers serendipitously found the black holes when Hubble’s observations revealed three spikes of bright light within the glowing gas of a galaxy. Both supermassive black holes once served as the centers of their respective galaxies, but a galactic merger brought the two objects much closer together.
Persons: Chandra, serendipitously, , Anna Trindade Falcão, Hubble, Falcão, , Karl G, ” Falcão, haven’t, LISA Organizations: CNN, Hubble, Astronomers, Astrophysical, Center, Astrophysics | Harvard & Smithsonian, NASA, ESA, European Space Agency Locations: Cambridge , Massachusetts, Socorro , New Mexico
Chandra X-ray Observatory Center/NASASo far, Chandra has taken nearly 25,000 observations of the universe. Chandra X-ray Observatory Center/NASAShortly after launch, the observatory focused on what has become an iconic celestial target: supernova remnant Cassiopeia A. Chandra has returned to this feature again and again, revealing new insights each time. Chandra X-ray Observatory Center/NASA“Before Chandra, it was known that there was a sort of diffuse haze of X-ray emission coming from all directions in the sky. The NASA budget allotment for Chandra will gradually dwindle in the coming years, based on the agency’s budget request released in March. Chandra X-ray Observatory Center/NASADespite 25 years spent in space, Chandra remains in good health and virtually all of the spacecraft’s systems are in good condition, Slane said.
Persons: NASA’s Chandra, Chandra, Subrahmanyan Chandrasekhar, Eileen Collins, ” Collins, , Pat Slane, astrophysicists Riccardo Giacconi, Harvey Tananbaum, NASA’s, Slane, Chandra’s, ” Slane, Organizations: CNN, NASA, Center, Astrophysics | Harvard & Smithsonian, Hubble, Telescope, Spitzer, Compton Gamma, “ NASA, Chandra Locations: Columbia, Cambridge , Massachusetts,
CNN —The James Webb Space Telescope has captured a stunning new view of two galaxies, nicknamed the Penguin and the Egg, locked in a cosmic dance to mark the observatory’s second anniversary. Launched on December 25, 2021, the Webb telescope shared its first science observations of the universe on July 12, 2022. Astronomers estimate that the Penguin and the Egg galaxies first interacted 25 million to 75 million years ago. NASA/ESA/CSA/STScI NASA/ESA/CSA/STScI Arp 142 Hubble Webb NASA, ESA, CSA, STScIInitially, the Penguin looked like a spiral, but over time, its appearance has been reshaped through interactions with the Egg galaxy. Meanwhile, the oval-shaped Egg galaxy remains much the same.
Persons: James Webb, Webb, Bill Nelson, Arp, , Mark Clampin, “ Webb Organizations: CNN, Telescope, Penguin, NASA, Hubble, ESA, CSA, Hubble Webb NASA, NASA’s Astrophysics
Chris O'Meara/APAfter lifting off Wednesday, Starliner and its first human crew set a course for the International Space Station. “We’re just happy as can be to be up in space,” Williams said. “One could be a warning sign — you’re in our backyard, you better behave yourself. The dinosaur-discovering family returns to the site in July 2023 for the excavation, including (clockwise from upper left) Sam Fisher, Emalynn Fisher, Danielle Fisher, Liam Fisher, Kaiden Madsen and Jessin Fisher. They find wonder in planets beyond our solar system and discoveries from the ancient world.
Persons: Chris O'Meara, Butch Wilmore, Suni Williams, We’re, ” Williams, , , Philip Riris, ” Dino, Sam Fisher, Emalynn Fisher, Danielle Fisher, Liam Fisher, Kaiden Madsen, Jessin Fisher, Jessin, Liam, Genyornis newtoni, Jacob C, newtoni, George Frandsen, Ashley Strickland, Katie Hunt Organizations: CNN, SpaceX, eventual, Boeing, Atlas, Cape Canaveral Space Force, International Space, NASA, Bournemouth University, Denver Museum of Nature, Denver Museum of Nature & Science, — Engineers, NASA’s Hubble, CNN Space, Science Locations: Florida, Starliner, Venezuela, Colombia, England, Australia, Williams , Arizona
CNN —The Hubble Space Telescope will transition to a new way of operating that aims to prevent the space observatory from experiencing lapses in its ability to observe the universe, according to NASA officials. The storied telescope, which has captured breathtaking images of the cosmos for 34 years, has traditionally operated using six gyroscopes. NASA's Hubble Space Telescope eyes the universe in May 2009 after one of the space shuttle missions to service the space observatory. Hubble is expected to operate into the mid-2030s, with its cosmic observations providing a complement to the work of the James Webb Space Telescope and future observatories that haven’t launched yet, Clampin said. “We do not see Hubble as being on its last legs,” Crouse said, “and we think it’s a very capable observatory.”
Persons: Mark Clampin, Hubble, Clampin, Patrick Crouse, Crouse, ” Clampin, James Webb, , ” Crouse Organizations: CNN, Hubble, NASA, Astrophysics, NASA's Hubble, Goddard Space Flight, James Webb Space Telescope Locations: Greenbelt , Maryland
WASP 107b: The exoplanet that shouldn't existAn artist's impression of WASP 107b passing in front of its host star. But models suggested that WASP 107b's core would be too small to have formed a gas giant. Scientific models didn't align with observationsHubble images of WASP 107b didn't solve the mystery of its large size and low density. Venom82Why it took astronomers years to understand WASP 107b's mysterious origins stems from what many astronomers face: a lack of information due to technological limits. But WASP 107b's surface temperature was cold enough that it should have had more methane than what JWST observed.
Persons: , they've, it's, David Sing, NASA's, Luis Welbanks, Sagan, James Webb, Welbanks —, Sing, Welbanks, Ralf Crawford, we're, Scott Gaudi, Gaudi, Olmsted, Russo Organizations: Service, Business, ESA, Hubble, NASA, Kornmesser, Bloomberg, Johns Hopkins University, WASP, NASA's Goddard Space Flight, ESO, Arizona State University, Telescope, Sing, WASP 107b's, CSA, JHU, Ohio State University
Ancient DNA pulls back curtain on mysterious empire
  + stars: | 2024-04-27 | by ( Katie Hunt | ) edition.cnn.com   time to read: +6 min
Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. Analysis of ancient DNA recovered from human remains has illuminated the traits and ancestry of historic individuals — be it a mummified iceman, Chinese emperor or legendary composer. The origins of the empire and its people remained obscure until a landmark April 2022 study found they hailed from the Mongolian steppe. Carolyn Kaster/APNaturalists have spotted the first arrivals in this spring’s historic cicada dual emergence. Sign up here to receive in your inbox the next edition of Wonder Theory, brought to you by CNN Space and Science writers Ashley Strickland and Katie Hunt.
Persons: It’s, Loki, Gerald Eichstädt, Thomas Thomopoulos, , Scott Bolton, Bolton, George Mallory, Andrew Irvine, Mallory, Ruth, Carolyn Kaster, haven’t, you’re, , Ashley Strickland, Katie Hunt Organizations: CNN, of Archaeological Sciences, Eötvös Loránd University, Múzeum, NASA, Voyager, JPL, Caltech, Southwest Research Institute, Magdalene College , Cambridge, AP Naturalists, — Boeing, — Surgeons, Hubble, CNN Space, Science Locations: Rákóczifalva, Hungary, Central, Eastern Europe, Mount, United Kingdom, Macon , Georgia, South, Midwest
The nebula, 3,400 light-years away in the Perseus constellation, is an expanding shell of gases kicked out by a dying red giant star. Before the aging red giant star collapsed, it released a ring of gas and dust. The companion star, once in orbit around the red giant, is nowhere to be seen in Hubble’s image. Since collapsing, the red giant star has transformed into a dead stellar remnant known as an ultra-dense white dwarf star. “The space telescope is the most scientifically productive space astrophysics mission in NASA history,” according to a NASA release.
Persons: Charles Messier, Pierre Méchain, Hubble, James Webb Organizations: CNN, Hubble, NASA
Observations from the European Space Agency’s Cheops space telescope, or Characterising ExOplanet Satellite, detected a “glory effect” on WASP-76b, an ultra-hot exoplanet 637 light-years from Earth. Cheops captured data from WASP-76b as the planet passed in front of its star, making 23 observations over three years. But the glory effect is created as light moves through a narrow opening and bends, creating colorful, patterned rings. An artist's illustration shows the night-side view of the exoplanet WASP-76b, where iron rains down from the sky. Lueftinger said she believes that the James Webb Space Telescope or Ariel may be able to help prove the presence of the glory effect on WASP-76b.
Persons: Cheops, , Olivier Demangeon, Wilson, ” Demangeon, Matthew Standing, , , Theresa Lueftinger, Lueftinger, James Webb, Ariel Organizations: CNN —, WASP, Astrophysics, of Astrophysics, Space Sciences, ESA, Hubble, Spitzer, Telescope, European Space Agency, , James Webb Space Locations: Portugal, Cheops
The CNN Original Series “Space Shuttle Columbia: The Final Flight” uncovers the events that ultimately led to disaster. Deemed an “engineering marvel,” the first of five winged orbiters — the space shuttle Columbia — made its inaugural flight in 1981. Crews aboard the recovery ships Liberty Star and Freedom Star retrieve a reusable right solid rocket booster (below) after a space shuttle mission. Space Shuttle Columbia launched from the Kennedy Space Center in Florida at 10:39 a.m. NASA Space Shuttle Columbia lifts off from the Kennedy Space Center in Florida on January 16, 2003.
Persons: , Sean O’Keefe, Casey Dreier, Crews, O’Keefe, Scott Andrews, NASA's, Michael P, Anderson, William C, McCool, Rick D, David M, Brown, Laurel, Ilan Ramon, Kalpana Chawla, Joe Skipper, Karl Ronstrom, Ramon, NASA Chawla, Clark, Chawla, Robert Giroux, Kathryn O'Neill, Zachary, Brett Coomer, Florida Sen, Bill Nelson, Matt Stroshane, Tommy Peltier, Eric Gay, Smiley, Gene Theriot, Sean O'Keefe, George W, Bush, Ron Dittemore, Joe Cavaretta, O'Keefe, Mannie Garcia, NASA Sandy Anderson, Carlos Noriega, Michael L, Coats, Evelyn Husband, Thomas, John Raoux, Glenn Benson, Kim Shiflett, Rodney Rocha, Columbia’s, Rick Husband, “ Roger, Sen, Mark Kelly, , ” Kelly Organizations: CNN, Shuttle Columbia, Sunday, NASA, Columbia, America’s, Planetary Society, European Space Agency, Space, International Space, Hubble, Liberty Star, NASA’s Ames Research Center, Space Shuttle Columbia, Kennedy Space Center, Reuters Space Shuttle Columbia, Scott Andrews People, Control Center, Getty, NASA Space, Israeli Air Force, Space Shuttle, Red Team, Blue Team, Johnson Space Center, Former, Houston, Houston Chronicle, People, US Navy Corps, Columbia Reconstruction, NASA Workers, Astronauts Memorial Foundation, Reuters, Bannock, Bannock Junior, Senior, Bannock High School, Johnson Space, Challenger, Shuttle, East Texas Locations: Columbia, America’s Soviet, Florida, Houston, Israel, SPACEHAB, New York, Laguna Hills , California, Texas, San Augustine , Texas, Washington ,, Shoshone, Fort Hall , Idaho, New Mexico, East
WASHINGTON (AP) — Astronaut Thomas P. Stafford, who commanded a dress rehearsal flight for the 1969 moon landing and the first U.S.-Soviet space linkup, died Monday. He died in a hospital near his Space Coast Florida home, said Max Ary, director of the Stafford Air & Space Museum in Weatherford, Oklahoma. Photos You Should See View All 60 ImagesThe Apollo 10 mission in May 1969 set the stage for Apollo 11’s historic mission two months later. He volunteered for the Air Force and had hoped to fly combat in the Korean War. After the Apollo-Soyuz mission, Stafford returned to the Air Force and worked in research and commanded the Air Force Flight Test Center before retiring in 1979 as a three-star general.
Persons: Thomas P, Stafford, Max, Tom Stafford, Bill Nelson, “ Tom, Gene Cernan, John Young, Charlie Brown, ” Stafford, Alexei Leonov, Tom, Gerald Ford, Leonid Brezhnev, , you’re, Neil Armstrong, Frank Borman, Pete Conrad, Wally Schirra, Stafford’s, Cernan, didn’t, Get, Linda Organizations: WASHINGTON, Air Force, Coast, Stafford Air & Space Museum, NASA, Apollo, Soviet Union, Disney World, Soyuz, Russian, Space, U.S . Naval Academy, Air, Gemini, Gene, Stafford's Air Force, Pentagon Locations: U.S, Stafford, Coast Florida, Weatherford , Oklahoma, Soviet, Soviet Union, Russia, Oklahoma, Florida, Cape Canaveral
One moonshot plan would build a giant radio dish spanning an entire crater on the far side of the moon. An illustration of a conceptual radio telescope within a crater on the moon. Silk argues that lunar telescopes would open the door to a new era of major space discoveries. A satellite trail streaks in front of galaxies in this image from the Hubble Space Telescope. Any radio telescope on the moon's back end would pick up the pure emissions of the universe.
Persons: , Vladimir Vustyansky, James Webb, Dallan Porter, Roger Angel, Joseph Silk, Jack Burns, Burns, That's, Stefica Nicol, Artemis, Ronald Polidan, FarView, Jack Burns Karan Jani, LILA, Fermilab LILA, Jani, NASA's James Webb, Temim, Webb, Angel, Chris Gunn, Nick Woolf, Angel Roger, Phil, Martin Elvis, Elvis Organizations: Service, NASA, Business, Vanderbilt Lunar Labs, Telescope, University of Arizona, American Astronomical Society, Payload, University of Colorado Boulder, Hubble Space, Hubble, ESA, Radio Telescope, REUTERS, NASA JPL, Caltech, Radio Science Investigations, Houston, Lunar Resources, Resources, Inc, Vanderbilt University, Fermilab, Telescopes, CSA, Princeton University, Engineers, James Webb Space, Industry, AP Locations: New Orleans, Australia
CNN —Astronomers have spotted the brightest known object in the universe, and it’s a quasar powered by the fastest-growing black hole on record, according to a new study. The black hole powering the quasar devours the equivalent of one sun per day and has a mass about 17 billion times that of our sun, the researchers found. A black hole is massive power sourceThe intense gravitational influence of black holes draws matter toward these celestial objects in such an energetic way that the process creates light. The blinding radiation is due to the black hole’s accretion disk, or the ring around the black hole where material gathers before being consumed. The team followed up with observations from the powerful Very Large Telescope in Chile’s Atacama Desert to confirm details about the black hole, including its hefty mass.
Persons: , Christian Wolf, ” Wolf, Samuel Lai, Wolf, Southern Observatory’s Schmidt, Christopher Onken Organizations: CNN —, Southern, National University’s College of Science, National University’s Research, of Astronomy, Astrophysics, Hubble, Southern Observatory’s, Sky Survey, Sky, Dark Energy Survey, Energy Survey, ESO Locations: Coonabarabran, New South Wales, Atacama
NASA's Scientific Visualization StudioTens to hundreds of millions of people across the US will get to experience a partial solar eclipse on April 8. Scout your spot — then have a backupClouds can block out and ruin the experience of a total solar eclipse. Laurie Ambrose/Getty ImagesThe most important factor for great eclipse photos is something we can’t control: the weather. Consider renting equipmentYou can see the solar corona as thin white whisps jutting out from the moon's shadow in this photo of a total solar eclipse. Enjoy itThis year's total solar eclipse is a once-in-a-lifetime event for some.
Persons: , ” astrophotographer Jon Carmichael, what's, Carmichael, Andrew Studer, you’re, “ It’s, Laurie Ambrose, Getty, Jon Carmichael, Studer, PhotoPills, Doug Duncan, Jon Carmichael It’s, ” Carmichael, Manfred Gottschalk, you’ve, It’s, ” Studer, Thomson, Jon Carmichael Carmichael’s, keng cheong, Sean Gallup Organizations: Service, Business, National Geographic, BBC, Great, Hubble Space, Thomson Reuters, Getty Locations: Texas, Maine
Read previewNEW ORLEANS — When SpaceX launched its first Starlink satellites, astronomers all over the world freaked out and the company quickly became a villain of the skies. Nonetheless, Starlink satellites — now more than 5,000 strong — are streaking across astronomers' views of the cosmos, ruining their data. SpaceX leads the way for changeA satellite trail streaks in front of galaxies in this image from the Hubble Space Telescope. The visors were a regular feature for many Starlink satellites until SpaceX added laser communications. AdvertisementChris Hofer, international team lead for Amazon's Project Kuiper internet satellites, told the astronomers in New Orleans that SpaceX's Starlink tinkering has been helpful.
Persons: , James Lowenthal, Lowenthal, SpaceX isn't, Jonathan McDowell, McDowell, that's, Patricia Cooper, Elon Musk, Slaven Vlasic, They're, Chris Hofer, Hofer, Kristina Barkume, Barkume Organizations: Service, SpaceX, New York Times, Business, Times, Hubble, Telescope, NASA, ESA, American Astronomical Society, International Astronomical Union, CPS, Planet Labs, Amazon Locations: New Orleans
CNN —The James Webb Space Telescope has captured scintillating portraits of 19 spiral galaxies — and the millions of stars that call them home — in unprecedented detail never seen before by astronomers. Astronomers believe that about 60% of all galaxies are spiral galaxies — and our solar system resides in one of the spiral arms of the Milky Way galaxy. Webb’s observations can help astronomers better understand star formation and the evolution of spiral galaxies like our own. The James Webb Space Telescope captured images of 19 spiral galaxies in near- and mid-infrared light. The images will be used to help astronomers determine the distribution of gas and dust in spiral galaxies, as well as how galaxies both nurture and cease the formation of stars.
Persons: James Webb, Janice Lee, Thomas Williams, , Webb’s, cocooned, Erik Rosolowsky, Webb, Rosolowsky, ” Webb, Adam Leroy, Eva Schinnerer, Max Planck, Leroy, ” Leroy Organizations: CNN, Telescope, James Webb Space, NASA, ESA, CSA, STScI, Hubble, Telescope Science, University of Alberta, Ohio State University, Max, Max Planck Institute, Astronomy Locations: Oxford, Chile, Baltimore, Edmonton, Columbus, Heidelberg, Germany
Mars Perseverance rover loses its trusty scout
  + stars: | 2024-01-27 | by ( Ashley Strickland | ) edition.cnn.com   time to read: +7 min
And it’s time to bid farewell to one of the most delightfully plucky robots ever to explore Mars. Other worldsThe Ingenuity helicopter, seen here on Mars in an image taken by the Perseverance rover on August 2, 2023, has flown for the last time. Ingenuity served as the Perseverance rover’s faithful companion and aerial scout for nearly three years since its maiden flight on April 19, 2021. A long time agoAiming to trace syphilis' origins, researchers used paleopathology techniques to study ancient human bones at the site Jabuticabeira II in Brazil's Santa Catarina state. They find wonder in planets beyond our solar system and discoveries from the ancient world.
Persons: , Theodore Roosevelt, Teddy Tzanetos, Thomas Jefferson, it’s, Jose Filippini, Samson Acoca, Pierre, Olivier Cheptou, Ashley Strickland, Katie Hunt Organizations: CNN, Jet Propulsion Laboratory, European Space Agency, NASA, JPL, Caltech, University of Montpellier, Hubble, , CNN Space, Science Locations: Pasadena , California, United States, Brazil's Santa Catarina, Brazil, France, British
CNN —Astronomers using the Hubble Space Telescope have detected water molecules in the atmosphere of a small, blazing-hot exoplanet 97 light-years from Earth. The planet, named GJ 9827d, is about twice Earth’s diameter, and it’s the smallest exoplanet found to have water vapor in its atmosphere, according to a new study. Starlight filtering through the planet’s atmosphere helped astronomers measure the signature of water molecules. It’s possible that the planet is a mini-Neptune with a hydrogen-rich atmosphere that contains water vapor. Or astronomers suspect that GJ 9827d could be a warmer version of Jupiter’s icy moon Europa, which contains an ocean beneath a thick, icy crust.
Persons: , Laura Kreidberg, Max Planck, Björn Benneke, Hubble, Ian Crossfield, Pierre, Alexis Roy, we’re, ” Benneke, , GJ, Benneke, Thomas Greene, James Webb, Webb, ” Kreidberg Organizations: CNN —, Hubble, Max, Max Planck Institute, Astronomy, University of Montreal’s Trottier Institute for Research, University of Kansas, University of Montreal’s Trottier Institute, GJ 9827d, NASA’s Ames Research, James Webb Space Telescope, , 9827d Locations: Heidelberg, Germany, Lawrence , Kansas, Silicon
Neptune, long believed to be dark blue, is actually very pale like Uranus, scientists say. Related storiesFor decades, famous images from NASA's Voyager 2 mission have circulated showing Neptune in a deep azure tone. Side-by-side comparison of the Voyager 2 images of Neptune and Uranus as reprocessed by scientists at the University of Oxford. Voyager 2's images of Uranus, from 1986, however, were published in a form closer to "true" color, he added. Neptune is just a touch bluer, which the researchers attribute to a thinner haze layer on the planet.
Persons: , Patrick Irwin, Neptune, Irwin Organizations: NASA's, Service, University of Oxford, Oxford, NASA, JPL, Caltech, Handout, Reuters, Guardian, Hubble, Southern
An Astronaut With ‘Bad Eyesight and a Fear of Heights’
  + stars: | 2023-11-24 | by ( Emily Bobrow | ) www.wsj.com   time to read: +1 min
As a NASA astronaut, Mike Massimino spacewalked four times to repair the Hubble Space Telescope. When he retired in 2014 and began giving talks about his experiences, he assumed audiences would want to hear about the thrills of those exploits. Instead, he found himself fielding questions that were broader and deeper: How did he weather disappointments? Why didn’t he give up when NASA rejected him three times before accepting him? “The space stories just help them remember the takeaways, the lessons I learned from making mistakes.”
Persons: Mike Massimino spacewalked, , ” Massimino Organizations: NASA, Hubble, American Museum of, Columbia University Locations: Manhattan
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