M83 is located about 15 million light-years away from Earth and is forming stars at a high rate. Using 14 years of Chandra ...

The aftermath of a supernova, a stellar explosion, is usually a slowly fading cloud of hot gas. So when astronomers pointed ...

Learn about a bright blob in the central region of the Milky Way, illuminating what may be a remnant of a massive star that ...

A set of supernovae are behaving in weird ways, more than a decade’s worth of data from NASA’s Chandra X-ray Observatory ...

Astronomers working with two of the world’s most powerful X-ray telescopes have identified what appears to be a young ...

NASA's Chandra X-ray spacecraft has detected the supernova wreckage of a dead star that erupted 1,700 years ago and ejected ...

An international team of astronomers believes it has found evidence of one of the closest supernova ever to have occured near the center of the galaxy.

NASA’s Fermi telescope may have finally uncovered the magnetic powerhouse behind the universe’s brightest supernovae.

Once charted as a 'guest star' in ancient China, dreaded as a harbinger of ill omens in medieval Europe, and preserved in the ...

Artist’s conception of a magnetar surrounded by an accretion disk that is wobbling, or precessing, because of the effects of general relativity. Some models of magnetars suggest that high-speed jets ...