Astronomers discovered a new moon of Uranus and hundreds of moons around Saturn over the past year, and there may be many ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

What if Jupiter was right next to the Sun? Or what if Earth switched places with Mars? Today, we're re-arranging the planets ...

CAPE CANAVERAL, Fla. — The moon and sun share top billing in 2026. Kicking off the year’s cosmic wonders is the moon, drawing ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Astronomers are uncovering distant worlds beyond our solar system using ingenious indirect methods like observing stellar ...

Jupiter is the largest planet in the solar system, known for its massive size, strong gravity, powerful storms and many moons ...

There could be a ninth planet in our solar system that's lying in wait to be discovered - and no, it's not Pluto. Our solar ...

Ever wondered how planetary systems like our own solar system form? Thanks to the European Space Agency's Gaia space ...

Astronomers rarely see distant planets directly, instead tracking tiny stellar wobbles and fading light. How do these subtle ...

New research suggests Uranus and Neptune may not be true ice giants, with rocky interiors dominating instead, challenging ...