NASA’s Moon orbiter finds a 728-foot crater that wasn’t there before

Robert Wagner, a scientist who works with NASA's Lunar Reconnaissance Orbiter (LRO), was examining a large map of the Moon when something unusual stood out on his computer screen. He noticed an unusually bright patch surrounded by a dark halo, a pattern suggesting that material on the lunar surface had recently been disturbed.

"I just stopped, dropped everything, and started looki...