Astronomers just found a distant space rock called 2020 VN40, orbiting the Sun way out past Neptune. This icy object takes about 164 years to make one lap around the Sun—talk about a long trip! The ...

"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

Suppose the galaxy’s oldest secrets were readable not in the glare of faraway stars, but in a brief, cold visitor whizzing ...

These elusive objects may hold secrets to how the Solar System formed, and even hint at the presence of a mysterious Planet Nine lurking in the shadows. Now, the Subaru Telescope has spotted a new one ...

The “new world” was found as part of the survey project FOSSIL (Formation of the Outer Solar System: An Icy Legacy), hence ...