Observing Gaia from Earth to improve its star maps
Sunday, May 12, 2019 - 04:41
in Astronomy & Space
While ESA’s Gaia mission has been surveying more than one billion stars from space, astronomers have been regularly monitoring the satellite’s position in the sky with telescopes across the world, including the European Southern Observatory in Chile, to further refine Gaia’s orbit and ultimately improve the accuracy of its stellar census.