The rocket-powered Gracie will conduct five hops during its short lunar stay, including one into the depths of a shadowy ...

diving, or just sailing around in a boat. It's also a great place for hiking through and basking in the scenery of the three volcanoes surrounding the lake: Santa Ana, Izalco, and Cerro Verde.

"We'll hop down into a permanently shadowed crater." That target crater, known as Crater H, lies about 1,650 ft (500 m) from Athena's landing site and is about 65 ft (20 m) deep, he added. Intuitive ...