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☆ 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

☆ NASA flyby reveals lava lake, ‘Steeple Mountain’ on Jupiter’s moon Io
▼ + stars: | 2024-04-23 | by ( Ashley Strickland | ) edition.cnn.com time to read: +6 min

CNN —Close flybys of Io, one of Jupiter’s moons and the most volcanically active world in our solar system, have revealed a lava lake and a towering feature called “Steeple Mountain” on the moon’s alien surface. “We also got some great close-ups and other data on a 200-kilometer-long (127-mile-long) lava lake called Loki Patera. Juno detected the mountain with the help of the sun shining on Io’s surface, which created dramatic shadows that revealed a very sharp peak. NASA/JPL-Caltech/SwRI/MSSSAs an outdoors enthusiast, Bolton joked that Io’s Steeple Mountain should be one of the solar system’s skiing and snowboarding destinations. The mission team used Juno’s Microwave Radiometer instrument to create maps of Io’s surface, showing how incredibly smooth it is.

Persons: ”, Scott Bolton, “, Loki Patera, Gerald Eichstädt, Thomas Thomopoulos, ” Bolton, Bolton, Galileo Galilei, Hera Organizations: CNN, Southwest Research Institute, NASA, JPL, Caltech, Bolton, European Geophysical Union General Assembly, Juno, Science, “, Galileo Locations: Vienna, Chile

☆ Starship’s monumental third flight ends unexpectedly
▼ + stars: | 2024-03-16 | by ( Ashley Strickland | ) edition.cnn.com time to read: +6 min

Instead, the company utilizes flight tests to gather crucial data and make improvements before the next vehicle rolls out for liftoff. Defying gravityThe SpaceX Starship spacecraft lifts off from the Starbase in Boca Chica, Texas, on Thursday. Chandan Khanna/AFP/Getty ImagesStarship’s eventful third test flight achieved multiple milestones before ending prematurely and likely breaking apart. The spacecraft was expected to splash down in the Indian Ocean at the end of its hourlong flight, but SpaceX lost Starship’s signal shortly after the vehicle reentered Earth’s atmosphere. However, the third flight of Starship flew longer and higher than either of the previous tests.

Persons: Chandan Khanna, axolotls, Stephen Dalton, ”, Randal Voss, Jiji Press, James Webb, “, Ashley Strickland, Katie Hunt Organizations: CNN, NASA, SpaceX, Getty, Starship, University of Kentucky College of Medicine, NASA’s, Golden Records, Clipper, Japan Monkey, Jiji, Gorillas, James Webb Space Telescope, CNN Space, Science Locations: South Texas, Texas, Boca Chica , Texas, Turkey, Xochimilco, Inuyama, United States, Columbia , South Carolina, Panama, —, Scarborough , England

☆ NASA’s Europa Clipper mission will carry a poem and millions of names to ocean moon
▼ + stars: | 2024-03-12 | by ( Ashley Strickland | ) edition.cnn.com time to read: +5 min

CNN —When NASA’s Europa Clipper aims to launch on its highly anticipated mission to an icy moon in October, the spacecraft will carry a unique design etched with names, poetry and artwork symbolizing humanity. This latest mission is headed to Jupiter’s moon Europa, one of several lunar ocean worlds considered to be the best places to search for life beyond Earth. NASA/JPL-CaltechA planetary legacyEarly NASA probes such as Pioneer 10 and Voyager have continued to inspire the artwork that travels aboard other planetary science missions. “The content and design of Europa Clipper’s vault plate are swimming with meaning,” said Lori Glaze, director of NASA’s Planetary Science Division, in a statement. “We’ve packed a lot of thought and inspiration into this plate design, as we have into this mission itself,” said Robert Pappalardo, project scientist at JPL, in a statement.

Persons: Ada Limón, Ron Greeley, Drake, Frank Drake, ”, Lori Glaze, Robert Pappalardo, “ It’s Organizations: CNN, Clipper, Parker, Probe, National Oceanic, Atmospheric Administration, Jet Propulsion Laboratory, ”, US, Arizona State University, University of California, NASA, JPL, Caltech, Planetary Science, Europa Clipper Locations: Pasadena , California, Europa, University of California Santa Cruz

☆ An Ocean Moon Thought to Be Habitable May Be Oxygen-Starved
▼ + stars: | 2024-03-04 | by ( Katrina Miller | ) www.nytimes.com time to read: +1 min

Under its bright, frosty shell, Jupiter’s moon Europa is thought to harbor a salty ocean, making it a world that might be one of the most habitable places in our solar system. And it’s an open question whether Europa’s ocean has it. Now, astronomers have nailed down how much of the molecule is made at the icy moon’s surface, which could be a source of oxygen for the waters below. Using data from NASA’s Juno mission, the results, published on Monday in the journal Nature Astronomy, suggest that the frozen world generates less oxygen than some astronomers may have hoped for. Charged particles from space bombard the moon’s icy crust, breaking down frozen water into hydrogen and oxygen molecules.

Persons: “ It’s, ”, Jamey Szalay, “ Organizations: Princeton University

☆ Astronomers spot a ‘super-Earth’ 137 light-years away
▼ + stars: | 2024-02-08 | by ( Ashley Strickland | ) edition.cnn.com time to read: +5 min

CNN —Astronomers have discovered a “super-Earth,” or a world larger than our planet, orbiting a star about 137 light-years away. The super-Earth exoplanet, known as TOI-715b, orbits a red dwarf star that is cooler and smaller than our sun. “This discovery is exciting as it’s the first super-Earth from TESS to be found within the conservative habitable zone,” Dransfield said. If the Earth-size planet is confirmed, it will become the smallest planet yet that TESS has found in a habitable zone. TOI-715b’s star has only shown a couple of flares within the past two years and isn’t considered active, making it an old star, Dransfield said.

Persons: TESS, Georgina Dransfield, Dransfield, James Webb, Webb, “, isn’t, PLATO, ” Dransfield, ” Organizations: CNN —, Royal Astronomical Society, Researchers, University of Birmingham’s School of Physics, Astronomers, James Webb Space Telescope Locations: United Kingdom

☆ Saturn’s ‘Death Star’ moon is hiding an internal ocean, scientists say
▼ + stars: | 2024-02-07 | by ( Ashley Strickland | ) edition.cnn.com time to read: +6 min

CNN —Astronomers have uncovered additional evidence that one of Saturn’s smallest moons, Mimas, is hiding a global ocean beneath its icy surface. Discovered in 1789 by English astronomer William Herschel as a tiny dot near Saturn, Mimas was first imaged from space by the Voyager probes in 1980. Craters cover the surface of Mimas, but the largest one is 80 miles (about 130 kilometers) across and causes the moon to resemble the Death Star from the “Star Wars” films. But Saturn’s Enceladus appears younger because active geysers have contributed to resurfacing, or depositing of new, fresh material on that moon’s surface. “Mimas certainly demonstrates that moons with old surfaces can be hiding young oceans, which is pretty exciting,” Rhoden said.

Persons: Mimas, Cassini, William Herschel, Observatoire, Dr, Valéry Lainey, Lainey, ”, Nick Cooper, Saturn, ” Lainey, “, Triton, Frédéric, ” Cooper, “ Lainey, Matija Ćuk, Alyssa Rose Rhoden, Rhoden Organizations: CNN —, Saturn, Voyager, “, Physical, Chemical Sciences, Queen Mary University of London, NASA, Clipper, SETI Institute, Southwest Research Locations: Paris, California, Colorado

CAPE CANAVERAL, Fla. (AP) — Astronomers have found the best evidence yet of a vast, young ocean beneath the icy exterior of Saturn’s Death Star lookalike mini moon. Barely 250 miles (400 kilometers) in diameter, the heavily cratered moon lacks the fractures and geysers — typical signs of subsurface activity — of Saturn’s Enceladus and Jupiter’s Europa. Photos You Should See View All 45 ImagesThe ocean is believed to fill half of Mimas’ volume, according to Lainey. But at the seafloor, he said the water temperature could be much warmer. Co-author Nick Cooper of Queen Mary University of London said the existence of a “remarkably young” ocean of liquid water makes Mimas a prime candidate for studying the origin of life.

Persons: Cassini, “ Mimas, ”, Valery Lainey, Alyssa Rose Rhoden, Nick Cooper, William Herschel, Mimas Organizations: —, Paris Observatory, Star, “ Star, Research, Queen Mary University of London, Associated Press Health, Science Department, Howard Hughes Medical Institute’s Science, Educational Media Group, AP Locations: CAPE CANAVERAL, Fla

☆ New NASA photos offer a close look at Jupiter's fiery moon with erupting volcanos that dwarf anything on Earth
▼ + stars: | 2024-02-06 | by ( Ellyn Lapointe | ) www.businessinsider.com time to read: +3 min

NASA's Juno spacecraft snapped detailed images of the most volcanically active world in our solar system on Saturday. During this close fly-by, the spacecraft spotted plumes of volcanic activity erupting from Io's surface in real-time. This encounter was the second in a set of two close fly-bys designed to provide new insight into the fiery phenomena that lurk beneath Io's surface. The twin flybys are designed to provide new insight into how Io’s volcanic engine works and whether a global magma ocean exists under Io’s rocky surface. NASA / JPL-Caltech / SwRI / ASI / INAF / JIRAMThe Juno spacecraft has orbited Jupiter every 38 days since 2016.

Persons: JunoMission, Scott Bolton, it's, Juno, Andrea Luck, Patera, Jan Dryák Organizations: NASA, JPL, Caltech Locations: Mauna Loa

☆ Hubble finds water vapor in small exoplanet’s atmosphere
▼ + stars: | 2024-01-26 | by ( Ashley Strickland | ) edition.cnn.com time to read: +6 min

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

☆ ‘Magic islands’ mystery on Saturn’s moon Titan may be solved
▼ + stars: | 2024-01-11 | by ( Ashley Strickland | ) edition.cnn.com time to read: +7 min

CNN —The disappearing “magic islands” on Saturn’s largest moon Titan have intrigued scientists since NASA’s Cassini mission spotted them during flybys a decade ago. Titan, larger than both our moon and the planet Mercury, is the only moon in our solar system with a thick atmosphere. The sea is 50% larger than Lake Superior and is made up of liquid methane, ethane and nitrogen. An artist's illustration shows a lake at the north pole of Saturn's moon Titan, including raised rims spied by Cassini. Liquid methane slowly seeps into the frozen clumps, eventually causing them to disappear from view.

Persons: NASA’s, Cassini, Xinting Yu, ”, Yu, Stéphane Le Mouélic, Virginia Pasek, ” Yu, “ Organizations: CNN, NASA, Titan, JPL, Caltech, University of Texas, Research, Johns Hopkins Applied Physics Laboratory Locations: Ligeia Mare, Superior, San Antonio, Virginia

☆ Southern Taurid meteor shower: See fireballs in the sky when it peaks this weekend
▼ + stars: | 2023-11-05 | by ( Manav Tanneeru | Taylor Nicioli | ) edition.cnn.com time to read: +4 min

CNN —The first branch of the Taurid meteor showers is set to peak this weekend, presenting an enticing opportunity for patient sky-gazers. Southern Taurid meteors have been blazing bright across the night sky since late September, but around the peak — expected at 8:47 p.m. Around the shower’s peak, the moon will be nearly half full at 44%, according to the American Meteor Society. During its journey, the comet leaves a trail of debris behind that appears as the Southern Taurid meteor shower when Earth’s orbit intersects with its path. Remaining meteor shower peaks in 2023If observing the Taurids’ peak activity has you eager to see more, several other meteor showers still peak this year.

Persons: ”, Bill Cooke, Cooke, “, —, ” Cooke, Encke, it’s, ●, Geminids, Ursids Organizations: CNN, American Meteor Society, NASA, Meteors, Farmers Locations: . Southern, Southern, Meteoroid

☆ NASA mission captures image of surprising asteroid pair
▼ + stars: | 2023-11-03 | by ( Ashley Strickland | ) edition.cnn.com time to read: +5 min

CNN —When NASA’s Lucy mission flew by its first asteroid this week, its cameras captured a surprise. The Lucy spacecraft zoomed by the small asteroid Dinkinesh, located in our solar system’s main asteroid belt between the orbits of Mars and Jupiter. (Lockheed Martin is a NASA partner on the Lucy mission.) Preparing for future flybysThe data collected during the Lucy mission flyby will continue to return to Earth over the next week. There are about 7,000 Trojan asteroids, and the largest is 160 miles (257 kilometers) across.

Persons: Lucy, Hal Levison, “, ” Levison, we’ve, ”, Tom Kennedy, Lockheed Martin, ” Kennedy, Keith Noll, NASA’s, Lucy’s, NASA Lucy Organizations: CNN, Southwest Research Institute, ”, Lockheed, NASA, NASA’s Goddard Space Flight Locations: Ethiopia, Greenbelt , Maryland, Jupiter

☆ NASA’s Lucy mission will closely fly by the asteroid Dinkinesh
▼ + stars: | 2023-11-01 | by ( Ashley Strickland | ) edition.cnn.com time to read: +6 min

CNN —The NASA Lucy mission is about to have its first encounter with a space rock. The spacecraft, launched in October 2021, will fly by the small asteroid Dinkinesh on Wednesday. Dinkinesh is about half a mile (1 kilometer) wide and is situated in the main asteroid belt between the orbits of Mars and Jupiter. Each of the asteroids Lucy will fly by differ in size and color. These are some of the asteroids that the Lucy mission will fly by over the next 12 years.

Persons: NASA Lucy, Lucy, ”, Hal Levison, Dinkinesh, REx — Lucy, Mark Effertz, Amy Mainzer, — Organizations: CNN, NASA, Lincoln, Asteroid Research, US Air Force, Massachusetts Institute of Technology, Southwest Research Institute, Dinkinesh, JPL, Caltech, Lockheed Martin, University of Arizona, Trojans Locations: LINEAR, San Antonio, Jupiter, Littleton , Colorado, Ethiopia

☆ NASA missions spy celestial features that resemble a ghostly hand and eerie face
▼ + stars: | 2023-10-31 | by ( Ashley Strickland | ) edition.cnn.com time to read: +3 min

CNN —The cosmos is full of mysteries waiting to be solved, and some of them appear especially eerie with the arrival of Halloween. A haunting “face” on Jupiter and a ghostly, skeletal hand-shaped nebula are just a couple of creepy celestial features recently spotted by NASA missions. Jupiter's swirling atmosphere appears to include a face in this image taken by JunoCam. The nebula, known as MSH 15-52, is located about 16,000 light-years from Earth. NASA’s Chandra X-ray Observatory observed the pulsar, known as PSR B1509-58, for the first time in 2001.

Persons: Vladimir Tarasov, Juno, Wilhelm Röntgen, Chandra, ’ ”, Roger Romani Organizations: CNN, NASA, JunoCam, JPL, Caltech, Astrophysical, Stanford University in Locations: —, Stanford University in California

☆ Apollo 17 astronauts collected rocks that reveal the moon’s true age
▼ + stars: | 2023-10-28 | by ( Ashley Strickland | ) edition.cnn.com time to read: +6 min

The moon’s gravitational pull is also the force behind ocean tides and partly why our planet has a 24-hour day. Geologist and astronaut Harrison Schmitt used an adjustable sampling scoop to retrieve lunar samples during the Apollo 17 mission in 1972. Zircon crystals formed as the moon cooled 4.46 billion years ago, and a new analysis traced them in the Apollo 17 samples. NASAAn ancient landscape has been discovered beneath the East Antarctic ice sheet, thanks to ice-penetrating radar. Understanding the hidden, well-preserved landscape could help scientists predict the evolution of the ice sheet and how it may fare as temperatures warm in the climate crisis.

Persons: Harrison Schmitt, Eugene Cernan, ”, Jennika Greer, Nick Gray, James Webb, Stewart Jamieson, Ashley Strickland, Katie Hunt Organizations: CNN, NASA, Apollo, University of Glasgow, JBA Consulting, Environment Agency Engineers, Environment, Durham University, CNN Space, Science Locations: Europe, Africa, Asia, Australia, England's Isle of Wight, Isle of Wight, Orkney Islands, Denman, East Antarctica, Belgium, North Wales, Iraq, Syria

☆ Webb telescope spots never-before-seen jet stream in Jupiter’s atmosphere
▼ + stars: | 2023-10-24 | by ( Ashley Strickland | ) edition.cnn.com time to read: +5 min

The astronomers spied a high-speed jet stream in Jupiter’s lower stratosphere, an atmospheric layer about 25 miles (40 kilometers) above the clouds. “What we have always seen as blurred hazes in Jupiter’s atmosphere now appear as crisp features that we can track along with the planet’s fast rotation,” he said. Jet stream revelationsResearchers compared winds detected by Webb at high altitudes with those within the lower layers picked up by Hubble and tracked changes in wind speed. Both space observatories were necessary to detect the jet stream, as Webb spotted small cloud features and Hubble provided a look at the equatorial atmosphere, including storms not related to the jet. Future observations of Jupiter using the Webb telescope may uncover more insights into the jet stream, such as whether its speed and altitude shift over time, as well as other surprises.

Persons: James Webb, Webb, ”, Ricardo Hueso, Cassini, Imke de Pater, Hubble, Michael Wong, “, Leigh Fletcher, — it’ll Organizations: CNN, James Webb Space, University of, Hubble, University of California, University of Leicester Locations: Basque, Bilbao, Spain, Berkeley, United Kingdom

☆ Webb spots a building block of life on Jupiter’s moon Europa
▼ + stars: | 2023-09-27 | by ( Ashley Strickland | ) edition.cnn.com time to read: +5 min

CNN —A building block of life may exist inside the global ocean on Europa, one of Jupiter’s icy moons. Scientists have long questioned whether Europa’s ocean contained carbon and other chemicals necessary for life. Astronomers used the Webb telescope to observe Jupiter's icy moon Europa. Carbon dioxide appears to be concentrated in a region of “chaos terrain” on Europa called Tara Regio. Future observations of Europa with the Webb Telescope could help astronomers determine whether there are other concentrated regions of carbon dioxide on the surface, Trumbo said.

Persons: James Webb, ”, Geronimo Villanueva, Tara Regio, Samantha Trumbo, ” Trumbo, ” Villanueva, Webb, Heidi Hammel, Trumbo, “ Organizations: CNN, Goddard Space Flight, NASA, ESA, CSA, Webb, Cornell University, Hubble, Webb's, Association of Universities for Research, Astronomy, NASA’s, Clipper, Europa Clipper Locations: Europa, Greenbelt , Maryland

☆ An amateur astronomer caught one of the brightest fireballs ever seen on Jupiter. Watch the rare video footage.
▼ + stars: | 2023-09-23 | by ( Maiya Focht | Morgan Mcfall-Johnsen | ) www.businessinsider.com time to read: +4 min

About 14 seconds into the video below, you can see a bright flash appear in Jupiter's southern hemisphere. AdvertisementAdvertisementOne of the brightest, biggest Jupiter fireballs ever recordedKo Arimatsu, an astronomer at Kyoto University, confirmed to The New York Times that there were six reports of this flash on August 28. AdvertisementAdvertisementA fragment of the Shoemaker-Levy 9 comet impacts Jupiter’s night side in 1994. Jupiter is the 'vacuum cleaner of the solar system'As the largest planet in our solar system, by far, Jupiter has a powerful gravity that pulls in comets and asteroids. In fact, Jupiter's appetite for asteroids and comets has earned it the nickname "vacuum cleaner of the solar system," according to NASA.

Persons: Tadao Ohsugi, It's, Arimatsu, Shoemaker, Levy, Peter Vereš, NASA's OSIRIS, NASA's, Leigh Fletcher Organizations: Service, Kyoto University, The New York Times, TNT, NASA, ESA, Space Science Institute, Jupiter, JPL Arimatsu, Center for Astrophysics, Harvard & Smithsonian, NASA's Goddard Space Flight, University of Arizona, University of Leicester, Times Locations: Wall, Silicon, Japan, Boulder, Colo, Siberia

☆ Mysterious dark spot detected on Neptune
▼ + stars: | 2023-08-25 | by ( Ashley Strickland | ) edition.cnn.com time to read: +5 min

CNN —Astronomers have spotted a large and mysterious dark spot within Neptune’s atmosphere, and it has an unexpectedly bright companion. “Since the first discovery of a dark spot, I’ve always wondered what these short-lived and elusive dark features are,” said lead study author Patrick Irwin, professor of planetary physics at the University of Oxford, in a statement. Gas giants and dark spotsGiant gaseous planets in our solar system, including Neptune, are known for the dark spots that appear in their atmospheres, such as Jupiter’s Great Red Spot, a centuries-old storm. The Great Dark Spot on Neptune, the nickname given to the largest storm witnessed by Voyager 2, was so large that it could contain Earth. The unusual cloud appeared in the observation as a smaller bright spot next to the larger dark spot, and both are on the same atmospheric level.

Persons: I’ve, ”, Patrick Irwin, Hubble, Neptune, Irwin, Irwin et, Michael Wong, ” Wong, “ Organizations: CNN —, Southern, Hubble, University of Oxford, Gas, NASA, Irwin’s, European Southern Observatory, University of California Locations: Chile, Northern, Berkeley

☆ College Football Can Get (a Little) Better. Here’s How.
▼ + stars: | 2023-08-24 | by ( Jason Gay | ) www.wsj.com time to read: 1 min

I continue to hear from Journal readers who are rolling their eyes at the chaos in college football—the Pac-12 whittled to a sad quartet; the Atlantic Coast Conference considering the addition of vaunted East Coast powers Stanford and Cal; the 18-member Big Ten mulling expansion to Tahiti, Luxembourg, Greenland, and maybe North Jupiter. (“Jupiter’s not really that long a flight,” I think I heard one Big Ten official say.)

Persons: Jupiter’s Organizations: Atlantic Coast Conference, Stanford, Cal Locations: Tahiti, Luxembourg, Greenland

☆ Rare ‘Trojan’ world may share the same orbit as another planet
▼ + stars: | 2023-07-19 | by ( Ashley Strickland | ) edition.cnn.com time to read: +4 min

CNN —Astronomers may have found a rare “sibling” that shares the same orbit of a Jupiter-like planet around a young star. Two Jupiter-like planets, known as PDS 70b and PDS 70c, are already known to orbit the star. Evidence for Trojans beyond our solar system — specifically Trojan planets — has been sparse until now. The signal suggested a cloud of debris with a mass of about twice that of our moon, which could be a Trojan planet or a planet in formation. A cloud of debris (circled by a yellow dotted line) may be a newly forming planet in the same orbit as the planet PDS 70b.

Persons: ”, Olga Balsalobre, Lucy, “ Exotrojans, Jorge Lillo, Itziar De Gregorio, Monsalvo, “, Ruza, ALMA Organizations: CNN —, Astrophysics, Madrid’s, Astrobiology, IAU, Southern, Science, NASA Locations: ALMA, Chile

☆ Shiniest exoplanet ever found has reflective metal clouds
▼ + stars: | 2023-07-10 | by ( Ashley Strickland | ) edition.cnn.com time to read: +4 min

CNN —An ultrahot exoplanet that zips around its host star every 19 hours is the shiniest exoplanet ever discovered. The scorching world, dubbed planet LTT9779b, has reflective metallic clouds made of silicates and metals like titanium. An artist's illustration shows an exoplanet, called LTT9779b, orbiting its much larger host star. The side of the exoplanet that faces its host star likely reaches 3,632 degrees Fahrenheit (2,000 degrees Celsius). And LTT9779b is so piping hot that it shouldn’t have any clouds, even those made of metal or glass.

Persons: Ricardo Ramírez Reyes, LTT9779b, ”, James Jenkins, Vivien Parmentier, ” Parmentier, “, ” Vivien, Sergio Hoyer Organizations: CNN, European Southern Observatory, Universidad de Chile, Astrophysics, Diego Portales University, Marseille Astrophysics Locations: Chile, Santiago , Chile, Nice, France, Marseille

☆ NASA’s Juno captures image of ghostly Jupiter lightning
▼ + stars: | 2023-06-19 | by ( Ashley Strickland | ) edition.cnn.com time to read: +3 min

CNN —A NASA spacecraft captured the eerie glow of lightning inside a swirling vortex on Jupiter. The green lightning bolt was seen inside one of the many vortices that cluster near Jupiter’s north pole. Lightning bolts originate from water clouds on Earth, and most of the strikes occur near the equator. The raw images of Jupiter and its moons taken by JunoCam are posted online and available for anyone to process. Juno’s ongoing investigation will help scientists gain a greater understanding of the largest planet in the solar system and its distinctive features.

Persons: Kevin M, Gill, JunoCam, ”, Matthew Johnson, Scott Bolton, Juno Organizations: CNN, NASA, Jet Propulsion Laboratory, Southwest Research Institute Locations: Pasadena , California, San Antonio

☆ Fact Check-Image does not show photo captured by the James Webb telescope
▼ + stars: | 2023-06-06 | by ( Reuters Fact Check | ) www.reuters.com time to read: +1 min

An image showing dark grey clouds and small specks of light on Jupiter is an illustration created using data from the U.S. National Aeronautics and Space Administration’s (NASA) Jupiter mission ‘Juno’, and not a photograph captured by the James Webb Space Telescope as being claimed by some social media users. The graphic can be found on a page on NASA's website titled “Shallow Lightning on Jupiter (Illustration)” (here), credited to Gerald Eichstädt, a “citizen scientist” with NASA who contributes to the Juno mission (here). NASA launched the infrared James Webb Space Telescope in December 2021, describing it as the premiere space-science observatory of the next decade. The image of a storm in Jupiter’s atmosphere is an illustration, not a photograph captured by the James Webb Telescope. This article was produced by the Reuters Fact Check team.

Persons: ’, James Webb, Gerald Eichstädt, Juno, NASA’s, Read Organizations: U.S . National Aeronautics and Space, NASA, James Webb Space Telescope, James, Reuters

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