Astronomers have uncovered evidence of a bizarre, potentially historic discovery: the first moon ever detected beyond our ...

The sun is a dynamic part of our solar system, and it throws plasma and radiation out into space regularly. But not all of ...

You can be moving at extraordinary speed and still feel completely stationary. The reason comes down to the difference between velocity and the changes in motion your body can actually detect.

As far-fetched as it may seem, quirks of orbital mechanics could allow hundreds of planets to be packed around a star ...

Dhaka, Oct. 25 -- Astronomers may have found the first convincing evidence of a moon-like object beyond our Solar System, identifying a massive companion orbiting a brown dwarf in a distant star ...

Discovery suggests raw ingredients for life are common in the dusty discs out of which planets are born.

This video depicts a simulation of millions of small solar system objects that astronomers said the Vera C. Rubin Observatory will discover in the next 10 years. Video via Jake Andrew Kurlander/ ...

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019, Comet 2l/Borisov did the same thing. These are the only two confirmed ...

Oh, we humans do love a cleanly defined boundary, don’t we? They make things easier, after all. If we’re trying to categorize something, knowing what labeled bin to put it in is handy. If we’re ...

Scientists have discovered a new ring system around a dwarf planet on the edge of the Solar System. The ring system orbits much further out than is typical for other ring systems, calling into ...