"Our results represent the most globally complete understanding of recent lunar tectonism to date," Nypaver said. "The presence of these additional tectonic features in the lunar maria suggests that the moon may have experienced more global contraction in the recent past than previously thought."

The song in the music video is sung by Shenzhou 21 commander Zhang Lu and features the refrain "let the five-star red flag fly high in space." It's sung over a montage of recent Chinese rocket launches, spacecraft docking at Tiangong, spacewalks and science experiments conducted on the orbital laboratory.