Get the latest Science News and Discoveries

James Webb telescope performs "stellar autopsy" on Cassiopeia A, a well-known supernova remnant whose debris field reveals the composition of the doomed star that gave birth to it.

None

Get the Android app

Or read this on r/Space

Read more on:

Photo of Supernova Remnant

Supernova Remnant

Photo of James Webb

James Webb

Photo of Webb Telescope

Webb Telescope

Related news:

Merging galaxies shine with the light of a trillion suns in gorgeous James Webb Space Telescope photo

Coastal species persist on high seas on floating plastic debris

Cosmic Collision Ignites a Trillion-Sun Spectacle: James Webb Space Telescope Unveils Arp 220

« SpaceX and NASA have a plan to extend the life of Hubble by docking a crewed Dragon vehicle to boost its orbit. Hubble is ready. In 2009 the final Shuttle service mission left a docking mechanism, and the last person to work on that mission in orbit was Megan McArthur who also flew on SpaceX Crew 2.

Bird feeding helps small birds fight infection »