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

At the heart of our own galaxy, there is a dense thicket of stars with a supermassive black hole at the very center. NASA's ...

For the study, the researchers analyzed 214 of the most massive stars in the Milky Way.

Observations show an emerging galaxy cluster containing at least 66 potential member galaxies, with a total cluster mass of ...

An exoplanet called HD 137010 b might be the closest thing astronomers have ever seen to “Earth 2.0.” The trouble is that ...

Like a recording artist who has had a long career, NASA's Chandra X-ray Observatory has a "back catalog" of cosmic recordings ...

You can predict the Sun’s distant future by looking far beyond the Solar System. Across the Milky Way, astronomers study ...

Astronomers have identified one of the largest rotating structures ever observed, a colossal cosmic filament stretching 50 ...

By measuring the galaxy’s redshift, the scientists behind the discovery were able to confirm that its light has been ...

Sky This Week is brought to you in part by Celestron. Friday, January 30The Moon passes 4° north of Jupiter this evening at 9 P.M. EST. The pair is visible most of the night in the central region of ...

From degeneracy to galactic archaeology, white dwarfs are helping scientists make sense of some of the universe's burning mysteries.

Recent James Webb Space Telescope data confirms a decade-old theory that the universe's earliest supermassive black holes ...