NASA Studies Reveal Hidden Secrets About Interiors of Moon, Vesta

6 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

This artist’s concept shows the Moon’s hot interior and volcanism about 2 to 3 billion years ago. It is thought that volcanic activity on the lunar near side (the side facing Earth) helped create a landscape dominated by vast plains called mare, which are formed by molten rock that cooled and solidified.

NASA/JPL-Caltech

Analyzing gravity data collected by spacecraft orbiting other worlds...