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

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

Astronomers have discovered a superluminous supernova drawing energy from a surrounding glowing structure, challenging current understanding of extreme events.

A new study of two supernova remnants, the debris left behind after stars explode, suggests the explosions came from stellar ...

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

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

Researchers confirm the universe's expansion is still accelerating, challenging previous claims of dark energy weakening and halting this growth.

A new analysis from NASA using the Hubble Space Telescope shows that the Crab Nebula, the remnant of a supernova recorded in 1054, is still rapidly expanding, offering rare, direct evidence that the ...

Min Read To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video A ...

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 ...