Beyond the familiar planets lies a fascinating frontier filled with icy worlds, mysterious orbits, and cosmic curiosities.

From the scorching surface of Mercury to the icy edges of Neptune, our planetary neighborhood is full of wonders. The order of the planets isn’t just trivia—it tells a story about temperature, ...

Astronomers are keenly interested in red dwarfs and the planets that orbit them. Up to 85% of the stars in the Milky Way could be red dwarfs, and 40% of them might host Earth-like exoplanets in ...

The International Astronomical Union (IAU) has decided that Pluto — and other dwarf planets in the Solar System that share similar characteristics — should now be sub-classified as “plutoids”. The ...

In order to be classified as a dwarf planet, a celestial body must fulfill certain criteria. It must orbit around the sun and must not be a moon.

It was just last week that we reported on a previously undiscovered dwarf planet located in the inner Oort Cloud. Now, astronomers have detected two more previously unseen celestial bodies ...

For astronomers, planets around other stars tend to come in two basic types: rocky worlds and gas giants. Now, they've identified a third.

Ceres is a small, cold dwarf planet in the asteroid belt between Mars and Jupiter, but billions of years ago it could have ...