Explanation: Alnitak Alnilam and Mintaka are the bright bluish stars from east to west (left to right) along the diagonal in this gorgeous cosmic vista.

• 说明：在这张绚丽的宇宙影像里，参宿一，参宿二和参宿三是从东往西（左至右）对角线上三颗明亮的蓝色恒星。