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NASA's upcoming flagship astrophysics missions, the Nancy Grace Roman Space Telescope and the Habitable Worlds Observatory, will study planets outside our solar system, known as exoplanets. More than ...

WASHINGTON — NASA is ending financial support for several planetary science groups as part of a broader drawdown of the agency’s advisory structure. In a Jan. 16 letter, Louise Prockter, director of ...

The Trump administration is calling for the destruction of two satellite missions that have been crucial in global climate and ecological monitoring over the past decade. This is part of a larger NASA ...

Jupiter’s icy moon Europa is suspected of harboring a vast ocean that may be capable of supporting life. The $5-billion Europa Clipper spacecraft is the largest interplanetary probe ever built by NASA ...

Two new proposed NASA Earth science missions will attempt to address key research topics while leveraging both commercial and exploration capabilities. During NASA’s “Ignition” event March 24, the ...

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In the nearly two weeks since Ars reported on the Trump administration’s proposed budget cuts for NASA’s science programs, scientists and Democratic lawmakers have both expressed deep concerns about ...

NASA’s groundbreaking science missions, vital to exploring the cosmos and expanding humanity’s understanding of our place in the universe, are facing unprecedented threats. The White House has ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. It’s a two-for ...

Placing an atomic energy source on the lunar surface is “not science fiction,” experts say, but does pose technical challenges. By Kenneth Chang Nuclear reactors have been generating power on Earth ...

NASA shut down one of Voyager 1’s science instruments to conserve dwindling power and keep the nearly 49-year-old spacecraft operating as it continues its journey through interstellar space more than ...