The space-based observatory will scan the cosmos in 102 colors we can't see to unlock the secret history of the universe.

NASA's SPHEREx space observatory has spent the last six weeks undergoing checkouts, calibrations, and other activities to ...

Shocking’ results from a major astronomical study have raised doubts about the standard model of cosmology, forcing ...

By sifting through that vast dataset, the team found 2,889 likely superflares on 2,527 sunlike stars. That works out to ...

Super-Earths, larger planets similar to Earth, are far more common across the universe than scientists previously believed, ...