On this day in space! Sept. 10, 2011: NASA launches GRAIL probes to the moon to map lumpy lunar gravity

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On this day in space! Sept. 10, 2011: NASA launches GRAIL probes to the moon to map lumpy lunar gravity #859499 Thu 10 Sep 2026 06:01:PM
Joined: Feb 2001 Posts: 678,977 Los Angeles, USA Webmaster Launch Director
Webmaster Launch Director Joined: Feb 2001 Posts: 678,977 Los Angeles, USA	On Sept. 10, 2011, NASA's GRAIL spacecraft launched on a mission to the moon! Here's why the moon gravity mapping mission mattered. Source: On this day in space! Sept. 10, 201...s to the moon to map lumpy lunar gravity