A new model that incorporates data gathered by the JWST could help scientists understand the composition and mass of objects ...

Why was Pluto reclassified as a dwarf planet? One might think that it’s purely a matter of size. Mercury, the smallest of the ...

Gonggong is a dwarf planet and a member of the scattered disc beyond Neptune. As of 2019, its distance from the Sun is 88 AU, and it is the sixth-farthest known Solar System object.

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...

The top finisher is a shocker Why Pluto isn't part of any planet parades For those people still scratching their heads, trying to figure out why the solar system has fewer planets now than it did ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...

The first time you may have heard the term ‘dwarf planet’ was when Pluto got demoted to one in 2006 (RIP). However, we actually have six in our Solar System. Pluto, Ceres, Makemake, Haumea, and Eris ...

A great or full planetary alignment features all solar system planets, and sometimes Pluto. Astronomers provide a realistic depiction of what skywatchers could see June 3, 2024 during a "planetary ...