Toni Lorenzo
Jedi
James Webb takes a deep look at Cassiopeia A.
Webb reveals new details in Cassiopeia A
The explosion of a star is a dramatic event, but the remains that the star leaves behind can be even more dramatic. A new mid-infrared image from NASA/ESA/CSA James Webb Space Telescope provides one stunning example. It shows the supernova remnant Cassiopeia A (Cas A), created by a stellar...