The nights surrounding June 7 will see Jupiter and Mercury crowd together close to the horizon in the northwestern sky.

Scientists have uncovered surprising new behavior of Jupiter that directly affects Earth in ways we are only beginning to ...

A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, ...

TOI-6894 is roughly 240 light-years from Earth in the constellation Leo and is the smallest-known star to host a large planet ...

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

The newly discovered planet orbits a Sun-like star and might support liquid water, but don’t pack your bags just yet.

Jupiter, roughly 562 million miles from Earth today, has nearly 100 moons. But Batygin and his collaborator Fred Adams' ...

Enjoy a close conjunction of the solar system’s smallest and largest planet just days before the Full Strawberry Moon this ...

Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star.

Astronomers have been left puzzled by the discovery of an unusually large planet orbiting a remarkably small star, a cosmic ...

What if Earth suddenly expanded to be as massive and large as Jupiter, the gas giant? This hypothetical scenario would lead to extraordinary changes in our planet’s environment, structure, and life ...