TNPSC Thervupettagam
May 28 , 2020 1517 days 961 0
  • US Space agency has renamed its Wide-Field Infrared Survey Telescope (WFIRST) after its first chief astronomer Nancy Grace Roman. 
  • This next-generation space telescope will now be known as Nancy Grace Roman Space Telescope and will be launched in 2025. 
  • Nancy Grace Roman is known as the mother of Hubble Space Telescope.

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