New observations from the James Webb Space Telescope (JWST) are painting a new picture of Jupiter's moon Europa and revealing the hidden chemistry of the icy moon's interior.

Astronomers have discovered a companion star in an incredibly tight orbit around Betelgeuse using the NASA and U.S. National ...

Even today, this icy, ringed oddball continues to keep scientists guessing. Uranus spins sideways, so each pole gets blasted ...

NASA's Athena Economical Payload Integration Cost mission, or Athena EPIC, is a test launch for an innovative, scalable space ...

Betelgeuse is one of the brightest stars in the night sky, and the closest red supergiant to Earth. It has an enormous volume, spanning a radius ...

Using the Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has detected a new exoplanet ...