Astronomers realized that a strange cloud of gas was actually a relic of the ancient universe which might help solve some of ...

The familiar structure of the Lyra Nebula (or Ring Nebula) has just revealed an unexpected feature. At the heart of this celestial jewel, well-known to astronomers, lies a rectilinear ...

A NASA team using the Hubble Space Telescope found an object in space never recorded before, nicknamed “Cloud-9." ...

Astronomers have discovered a new type of object that is a starless cloud that failed to form as a galaxy. Here's what to know about Cloud-9.

NASA’s Chandra X-ray Observatory spotted the X-ray emissions by chance last year while focusing on a supernova remnant, or the remains of an exploded star. Wang said it was the first time X-rays had ...

Astronomers have finally confirmed the existence of RELHICs—a long-theorized class of dark, starless clouds from the early universe.

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered a strange new object in our Milky Way galaxy. An international team reported Wednesday that this celestial object — perhaps a star, pair of ...

A new discovery suggests the possibility of an exomoon with an unprecedentedly large mass, thousands of times larger than any ...

This image provided by NASA shows X-rays from NASAs Chandra X-ray Observatory (represented in blue) that have been combined with infrared data from NASAs retired Spitzer Space Telescope (cyan, light ...