NASA Launches Twin Spacecraft to Probe Inside the Moon

Saturday, September 10, 2011 - 08:30 in Astronomy & Space

NASA's Grail mission will study the inside of the moon and its gravitational field.

Read the whole article on Space.com

More from Space.com

Latest Science Newsletter

Get the latest and most popular science news articles of the week in your Inbox! It's free!

Check out our next project, Biology.Net