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

Something incredibly strange is happening. A mysterious gravitation disturbance is altering our Solar System. Jupiter is now on a crash course with the Sun. What happens when one gas giant collides ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

Early Mars seems to have had a protective atmosphere and liquid water in the form of oceans, rivers, and lakes. It may also ...

A bevy of supermoons, a dramatic total solar eclipse and a "blood moon" total lunar eclipse are some of the highlights of the ...

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

BepiColombo will arrive in 2026 to uncover the planet Mercury, and unravel how a planet as small, dense, and in such an odd ...

As 3I/ATLAS heads past Jupiter, viral theories claim the interstellar object could return towards Earth. What we know.