The shockwave Webb studied emerged from Cassiopeia A, now a neutron star, about 11,000 light-years from Earth. After the ...

When a supernova was seen glittering in the night ... It’s similar to the Doppler effect observed when emergency vehicles turn on their sirens; the horn of an approaching vehicle will emit ...

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When the light from a distant object—like a supernova—passes very near to a foreground galaxy or cluster, something called gravitational lensing causes it to appear multiple times. An effect ...

The gravitational wave memory effect has never been detected ... "Current efforts around the world for the detection of core-collapse supernova gravitational waves are substantial," said Richardson.

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

Too many people were screaming in space. A generation of 'Alien' knockoffs ended with a terrible but instructive movie with ...

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