The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

There is a lot of complicated but beautiful physics in understanding how this explosion takes place,” says Purdue University ...

The James Webb Space Telescope (JWST) has captured the first exquisite images of an interstellar patch of sky, about 11,000 ...

Learn about the thermal light echo, observed by NASA, that causes intricate layers of interstellar gas and dust to emit an ...

The James Webb Space Telescope captured photos of one of the earliest supernovas ever seen using infrared technology, and creating a time lapse of the phenomena.

The remnant cloud known as Cassiopeia A illustrates the final stage of a star's life. In images captured by the James Webb ...

The James Webb Space Telescope has provided a rare glimpse into the remnants of a centuries-old supernova in Cassiopeia A. Using infrared technology, the telescope captured a light echo caused by ...

NASA's James Webb Space Telescope has captured the infrared glow of an ancient supernova's light echo, revealing ...

Supernovae are one of the most useful events in all of astronomy. Scientists can directly measure their power, their spin, ...

A light echo is created when a star explodes or erupts, flashing light into surrounding clumps of dust and causing them to shine in an ever-expanding pattern.

NASA's stunning images enhance our understanding of stars' life cycles and essential elements in the universe.

The collective supernova aftermath is famously called Cassiopeia A. Less famous, however, is the brief yet intense pulse of X-rays and ultraviolet light the dying star had pumped into space.