We thought we understood planets, but the planetary disk chemistry of far-away XUE 10 is completely changing our conception ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

Astronomers have spotted a free-floating ‘rogue’ planet, named Cha 1107-7626, that is going through a massive growth spurt, ...

Astronomers have discovered a distant dwarf planet orbiting beyond Neptune — a frozen world so far from the Sun that it ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

U.S. citizen, Army veteran arrested by ICE claps back at DHS ‘debunk’ ...

Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

A strange new phase of ice has been discovered during experiments with the world's largest X-ray laser. Meet ice XXI, a ...

Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all ...

Scientists found unusual sulfur in moon samples from Apollo 17. The discovery reveals new clues about the Moon’s ancient ...