NASA's James Webb Space Telescope detected evidence of a neutron star in its infancy in supernova SN 1987A. No one had actually seen one being formed before.
The James Webb Space Telescope captured stunning new images of Cassiopeia A, a star that exploded in a supervova event and for years has dazzled astronomers and sky viewers.
A new James Webb Space Telescope image of the Ring Nebula, a cloud of gas and dust around a dying star, is showing astronomers unprecedented detail about the mysterious cosmic object.