• UGI USER
  • Mar 12, 2024
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OLDEST ‘DEAD GALAXY’ YET IS SPOTTED BY JAMES WEBB TELESCOPE:

Why in the news?

James Webb Space Telescope finds the earliest ‘dead galaxy,’ where star formation ceased 13.1 billion years ago, shedding light on the universe’s past.

source:pgurus

About the Discovery of Oldest ‘Dead Galaxy’:

  • The James Webb Space Telescope, operational since 2022, has discovered a galaxy where star formation ceased when the universe was only 5% of its current age.
  • Webb spotted this galaxy where star formation had ended approximately 13.1 billion years ago, just 700 million years after the Big Bang.
  • It is the earliest ‘dead galaxy’ found, about 500 million years older than previous discoveries, according to a study published in Nature.
About The James Webb Space Telescope:

●   JWST is a collaboration between NASA, ESA, and CSA, launched in December 2021.

●   Positioned at the Sun-Earth L2 Lagrange point, 1.5 million km beyond Earth’s orbit.

●   It’s the largest infrared space telescope, succeeding the Hubble Telescope.