The mission focuses on two foundational components of the dark universe. One is dark matter, the invisible but theoretically influential cosmic scaffolding thought to give shape and texture to the cosmos. Scientists estimate dark energy and dark matter together make up 95% of the cosmos, while ordinary matter that we can see accounts for just 5%. EUROPEAN-LED MISSION[1/2]An artist's concept shows the Euclid space telescope, built by the European Space Agency (ESA) that is set to be launched by a SpaceX Falcon 9 rocket, in operation, in this undated handout image. "Measuring the shapes and positions of galaxies allows us to infer the properties of dark matter and dark energy," Rhodes said on Friday.

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Persons: Euclid, Elon Musk, James Webb, Jason Rhodes, Rhodes, Yannick Mellier, Steve Gorman, William Mallard Organizations: SpaceX, European Space Agency, ESA, Cape Canaveral Space Force, Space Agency, REUTERS, NASA, Euclid, Russian Soyuz, Elon, James Webb Space, Jet Propulsion Laboratory, Euclid Consortium, Institut d'Astrophysique de, Thomson Locations: Florida, Cape, U.S, Canada, Japan, Russian, California, Ukraine, Los Angeles, Institut d'Astrophysique de Paris