A new mini-moon the size of a city bus will begin circling our planet and hanging out in our skies until Thanksgiving week.

A SpaceX Falcon 9 rocket carrying a Crew Dragon spacecraft and its crew is scheduled to lift off from Space Launch Complex-40 at Florida's Cape Canaveral Space Force Station on Saturday at 1:17 p.m.

The Extremely Large Telescope or ELT will be the most powerful optical telescope ever built. When it opens for business in 2028, it promises to reshape our view of the cosmos. Astronomers from more ...

The discovery of an Earth-like planet 4,000 light years away in the Milky Way galaxy provides a preview of one possible fate ...

A new astronomy discovery center at the Lowell Observatory in Flagstaff is near completion and our photojournalist Levi Pettigrew took a behind the scenes look.