Chandra X-ray Center

R Aquarii: Watching a volatile stellar relationship

In biology, "symbiosis" refers to two organisms that live close to and interact with one another. Astronomers have long studied a class of stars—called symbiotic stars—that co-exist in a similar way. Using data from NASA's ...

dateJun 06, 2017 in Astronomy
shares195 comments 1

Early black holes may have grown in fits and spurts

A long-standing question in astrophysics is: how and when did supermassive black holes appear and grow in the early universe? New research using NASA's Chandra X-ray Observatory and the Sloan Digital Sky Survey (SDSS) suggests ...

dateJun 01, 2017 in Astronomy
shares203 comments 35

Astronomers pursue renegade supermassive black hole

Supermassive holes are generally stationary objects, sitting at the centers of most galaxies. However, using data from NASA's Chandra X-ray Observatory and other telescopes, astronomers recently hunted down what could be ...

dateMay 11, 2017 in Astronomy
shares369 comments 3

Is dark matter 'fuzzy'?

Astronomers have used data from NASA's Chandra X-ray Observatory to study the properties of dark matter, the mysterious, invisible substance that makes up a majority of matter in the universe. The study, which involves 13 ...

dateApr 28, 2017 in Astronomy
shares172 comments 59

Astronomers discover powerful cosmic double whammy

Astronomers have discovered a cosmic one-two punch unlike any ever seen before. Two of the most powerful phenomena in the Universe, a supermassive black hole, and the collision of giant galaxy clusters, have combined to create ...

dateJan 05, 2017 in Astronomy
shares1014 comments 6