Gaia's second anniversary marked by successes and challenges
Wednesday, August 17, 2016 - 07:31
in Astronomy & Space
Operating in the depths of space, far beyond the Moon's orbit, ESA's Gaia spacecraft has now completed two years of a planned five-year survey of the sky. Despite a series of unexpected technical challenges, the mission is on track to complete the most detailed and complex mapping of the heavens ever undertaken.