The second of NASA's two Gravity Recovery And Interior Laboratory (GRAIL) spacecraft has successfully completed its planned main engine burn and is now in lunar orbit.
At 2:01 p.m. PST (5:01 p.m. EST), NASA's GRAIL-A spacecraft completed its main-engine burn, which maneuvered it into orbit around the moon.
The first of two NASA spacecraft to study the moon in unprecedented detail has entered lunar orbit.
For NASA researchers, pixels are precious data that help us understand where we came from, where we've been, and where we're going.
NASA will hold a media telecon at 11 a.m. PST on Dec. 28, to preview twin spacecraft being placed in orbit around the moon for the New Year.
01.01.12 - The second of NASA’s two Gravity Recovery And Interior Laboratory (GRAIL) spacecraft has successfully completed its planned main engine burn and is now in lunar orbit.
12.31.11 - The first of two NASA spacecraft to study the moon in unprecedented detail has entered lunar orbit.
12.28.11 - NASA's twin spacecraft to study the moon from crust to core are nearing their New Year's Eve and New Year's Day main-engine burns to place the duo in lunar orbit.
12.23.11 - NASA will hold a media teleconference at 11 a.m. PST on Wednesday, Dec. 28, to preview twin spacecraft being placed in orbit around the moon on New Year's Eve and New Year's Day.
Audio and Video podcasts on NASA missions exploring our solar system.
NASA's monthly guide to watching the night sky.