Plus, 13,000-year-old footprints, the James Webb telescope is delayed, and a rogue satellite makes a timely landing.
The last male northern white rhino is dead. But he may still be able to help his species survive.
The Kepler and K2 missions have found over 2,500 planets around distant stars, but the end is coming.
China National Space Administration’s Tiangong-1 station is expected to crash to Earth, but the exact timing and location is unknown.