Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

Some fast-moving stars within the Milky Way have been traced back to the Large Magellanic Cloud (LMC). In a preprint paper ...

"These two supernova remnants are helping us to better understand the dynamics of our home galaxy’s neighborhood," ...

A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the ...

The Universe is full of dust, and a striking new image from the Hubble Space Telescope highlights just how important it is.

The Orion Nebula, a nursery for new stars, is showcased in this breathtaking image, with young stars and protostars shining ...

When the European Space Agency's XMM-Newton pointed its telescope at two unidentified sources of light in the outskirts of ...

This clear image of Messier 82 (M82) shows its glowing clouds and gas plumes. Stars in this galaxy form ten times faster than in the Milky Way. This NASA/ESA Hubble image shows the edge-on disk galaxy ...

This story appears in the December 2011 issue of National Geographic magazine. Looming near the mighty sweep of the southern Milky Way, the Large and Small Magellanic Clouds resemble detached ...

Blue stragglers, formed from the merger of two old red stars, shine with greater mass and a bluer hue, a theory confirmed by ...

Caldwell 71, or NGC 2477, is an open star cluster. Open clusters are loosely bound collections of stars. It is located roughly 4,000 light-years from Earth in the constellation Puppis.

Set against a backdrop littered with tiny pinpricks of light glint a few, brighter stars, this is NGC 1858, a 10-million-year ...