A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

The most recent CSC update adds more than 400,000 unique compact and extended X-ray sources, as well over 1.3 million ...

Astronomers have chased hypervelocity stars for more than a century. These rare objects move so fast that the Milky Way ...

NASA’s Hubble telescope has captured rare images of newborn stars hidden inside dusty cosmic clouds, revealing how massive ...

The Large Magellanic Cloud, or LMC, is a key spot for astronomers to study star formation.

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

Scientists believe the Hubble telescope has, for the first time, detected evidence of a black hole situated between stars in our galaxy. "Until now, all black hole masses have been inferred ...