I/ATLAS is a newly detected interstellar object that entered the solar system from outside our stellar neighborhood, ...

A new study of white dwarfs with "polluted" atmospheres is causing scientists to rethink how and when planets form. When you purchase through links on our site, we may earn an affiliate commission.

The discovery of a planet that is far too massive for its sun is calling into question what was previously understood about the formation of planets and their solar systems. The discovery of a planet ...

This video is an artistic representation of a newly discovered system, LHS 3154, which contains a planet far more massive for its sun than current models would predict. UNIVERSITY PARK, Pa. – The ...