ORBITING TWINS TACKLE MOON'S MYSTERIES - By precisely measuring the Moon's gravity, NASA's twin GRAIL spacecraft will also unlock secrets about Earth and other planets.
Aerospace America ; 50 , 2
2012
Article (Journal)
English
Operating the Dual-Orbiter GRAIL Mission to Measure the Moon's Gravity
British Library Conference Proceedings | 2012
|Optimum Spacecraft Lift-off from the Moon's Surface
NTIS | 1969
|Optimum spacecraft lift-off from the moon's surface
NTRS | 1969
|