Long March 5B launch
The first Long March 5B lifting off May 5. The core stage's uncontrolled reentry six days later led to a rebuke by NASA Administrator Jim Bridenstine.

NASA Administrator Jim Bridenstine criticized China May 15 for the “really dangerous” reentry of a large rocket stage earlier in the week that led to debris landing in Africa.

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Jeff Foust has more than a decade of experience writing about space policy, entrepreneurial ventures and regulatory affairs. In 2001, he established spacetoday.net to aggregate and summarize the day's space-related news stories. In 2003, he started The...