Day 7 of the Space Telescope’s 2024 advent calendar: Supernova seen three times

Day 7 of the Space Telescope Advent Calendar 2024: Three supernovae visible NASA’s James Webb Space Telescope’s NIRCam examines the galaxy cluster PLCK G165.7+67.0, also known as Known as G165 in this image, the foreground cluster, 3.6 billion light-years from Earth, is magnifying and refracting the light of the distant universe through a gravitational lens. Astronomers have discovered the light of a supernova captured three times. It is seen as a point of light within a prominent red arc beneath the center of the image. to get three images Light travels along three different paths. Because each route has a different length. and light travels at the same speed. The supernova was thus observed in this Webb image at three different times during the explosion.

View the full Advent calendar here. A new photo will be revealed every day until December 25th.