To look for the earlier shock breakout, the team combed through a backlog of data collected by the Galaxy Evolution Explorer (GALEX), a NASA space telescope that scans in ultraviolet wavelengths.

• 为寻找更早一些的爆炸，这个团队搜寻了“星系演化探测器”，一架NASA的用于观测紫外波段电磁波的太空望远镜，所收集并积压起来的资料。