Gaia DR1

Gaia Data Release 1 (DR1) contains astrometric results for more than 1 billion stars brighter than magnitude 20.7 based on observations collected by the Gaia satellite during...盖亚数据发布1号（Gaia Data Release 1，简称DR1）基于盖亚卫星在……期间收集的观测数据，包含了超过10亿颗视星等亮于20.7星等的恒星的天体测量结果。