Astronomers using data from NASA’s Fermi Gamma-ray Space Telescope have made the most accurate measurement of starlight in the universe and used it to establish the total number of stars that have ever shone, accomplishing a primary mission goal.
Astronomers using data from NASA’s Fermi Gamma-ray Space Telescope have made the most accurate measurement of starlight in the universe and used it to establish the total number of stars that have ever shone, accomplishing a primary mission goal.