Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) has captured a stunning view of supernova remnant ...

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The recent deaths of two white dwarf stars are challenging our ...

"This is certainly an outburst unlike any other we've seen in the past 50 years." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

"With ALMA, we can now see the atmosphere of a dying star with a level of clarity in a similar way to what we do for the sun." When you purchase through links on our site, we may earn an affiliate ...

Hubble reveals a chaotic spiral galaxy whose close encounter with a neighbor has ignited a spectacular burst of star birth.

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it pinpointed a single star in a galaxy when the universe was only about 730 ...

Among the more puzzling cosmic phenomena discovered over the past few decades are brief and very bright flashes of blue and ultraviolet light that gradually fade away, leaving behind faint X-ray and ...

The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a million miles away. It soon began breaking cosmology.