Tag Archives: cosmic distances

‘Supernova exploration machine’ James Webb Space Telescope finds farthest stellar explosion on record

The James Webb Space Telescope (JWST) is quite the cosmic detective when it comes to hunting down the explosive deaths of massive stars in the early universe. This celestial Sherlock Holmes found evidence of 80 new early supernovae in a swath of the sky as wide as a grain of rice held at arm’s length.… Read More »