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“x-rays”

Oct 9, 2014 07:00 AM ET // Charles Q. Choi, SPACE.com
A black hole is eating a star faster than scientists had thought was possible, and it's unleashing unusually bright X-ray signals that may help scientists understand a group of weird, superbright objects in deep space.
Aug 12, 2014 12:49 PM ET // Ian O'Neill
Through the analysis of light from distant galactic clusters, astronomers have detected a mysterious signal that they're having a hard time explaining. Continue reading →
Aug 11, 2014 03:37 PM ET // Ian O'Neill
Astrophysicists have analyzed two decades-worth of X-ray data and discovered three events inside galactic cores that can be interpreted in only one way: stellar destruction. Continue reading →
Jul 25, 2014 12:45 PM ET // Ian O'Neill
To celebrate 15 years in orbit, NASA has release new, mind-blowing views of the Chandra X-ray observatory's most famous supernova remnants.
Jun 3, 2014 01:46 PM ET // Ian O'Neill
The complex violence of a galactic cluster four-way has been recorded 5 billion light-years distant and astronomers don't yet fully understand what they are witnessing. Continue reading →
Feb 20, 2014 12:19 PM ET // Irene Klotz
By tracing radioactive material in the remains of a nearby exploded star, scientists have a new understanding of what happened in the star’s final moments. Continue reading →
Nov 26, 2013 02:10 PM ET // Ian O'Neill
There's small black holes and supermassive black holes, but where are all the medium-sized black holes?
Sep 27, 2013 06:29 AM ET // Jason Major
Astronomers make the first direct observations of a "missing link" between two stages of neutron star evolution. Continue reading →
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