Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...

The trans-Neptunian object Altjira, 44 times farther from the Sun than Earth is, could be the second known trinary, ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea, says Abigail Beall ...

Pluto is back! His adventures searching for the mysterious dwarf planets continue! Welcome to SolarBalls! Space animation ...

The company’s ambitious new Sunbird design aims to harness nuclear fusion in space, despite the fact that commercializing ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

The James Webb Space Telescope may have detected life-associated gas in the atmosphere of a far-off planet. The news is being ...

A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and ...

Welcome to SolarBalls! Space animation filled with fun, entertaining animations that also help you learn about the solar ...

Even Pluto is accurately modeled, about 300 kilometers from the Sun. In addition to the eight major planets, the Sweden Solar System also includes models of some moons, asteroids, and comets, such as ...