A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Scientists have long thought that our solar system's ocean worlds, such as Jupiter's moon Europa and Saturn's moon Enceladus, ...

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than ...

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.

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

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 ...

Solar panels can save money on electric bills, but a solar panel system requires a steep upfront investment — $30,000 for the average system including installation ...

There's no problem, however, with what a team of researchers say is likely a stable trio of icy space rocks in the solar system's Kuiper Belt. The puzzle of predicting how three gravitationally ...

How big would our Solar System be if the Sun was an eleven-inch ... all the way out to Eris. Prince Frederik dies from rare genetic condition at age 22. See his dad's emotional message Campground ...

This stunning photo shows every single planet in the solar system at the same time during a rare alignment that won’t happen again until 2040. Taken from a field in Somerset, the groundbreaking ...

The first flight of Eris, the first Australian-designed and built rocket, set to launch no earlier than March 15. Australian company Gilmour Space has announced the launch window for its first ...