China welcomed its Shenzhou-20 astronauts back to earth on Friday, Nov. 14, after a hit from suspected space debris compromised their original return vessel. Their return from China’s space station was originally scheduled for Nov. 5, but was postponed after slight cracks were detected on the window of the Shenzhou-20 spacecraft’s return capsule, believed to be caused by an impact from tiny space debris. It marks the first successful implementation of an alternative return procedure in China’s s