Astronomers analyzed the vapors coming off the comet when it neared the sun and found it had a lot of "heavy" water. That ...

The farthest spacecraft from Earth has shut down another instrument in the hopes of buying time for an upgrade that could ...

A new study published in The Astrophysical Journal reveals that frozen water and molecular ices are spread across immense ...

The farthest spacecraft from Earth, the Voyager 1 probe, has just shut down another instrument. The reason for this shutdown ...

The comet that rambled past us from another star last year likely originated in a cold, isolated corner of the galaxy that ...

Two spacecraft called Voyager 1 and Voyager 2 blasted off to investigate Jupiter and Saturn. They’re still gathering data ...

NPR's Scott Detrow talks with Regina Barber and Nell Greenfieldboyce about the Artemis moon missions, the "seismic quiet" during a solar eclipse, and the origins of a mysterious interstellar visitor.

Giant “interstellar glaciers” of water ice have been mapped across the Milky Way by NASA’s SPHEREx telescope, possibly laying ...

"Each interstellar comet brings a little bit of its history, its fossils, from elsewhere." ...

NASA has shut down a science instrument on the iconic Voyager 1 probe, the first spacecraft to reach interstellar space.

Nasa is rushing to find a solution to prevent its first interstellar spacecraft from running out of power. Voyager 1, which ...

NASA has shut down a science instrument on Voyager 1 to extend the aging space probe's life as it ventures nearly 16 billion ...