An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...

Astronomers have discovered the largest known cloud of energetic particles surrounding a galaxy cluster—spanning nearly 20 ...

New images from the JWST are about as close as we've ever come to seeing the sky of an alien world outside the Solar System.

To understand how clouds get their shape, it helps to understand the basics of how they form. When air rises and cools, the ...