GRAIL-A Enters Lunar Orbit 62
NASA's twin-craft GRAIL mission, launched way back in September (more information here), has successfully reached its destination. Grail-A has now entered lunar orbit; GRAIL-B is expected to enter lunar orbit tomorrow.
Re:Why 3 months? (Score:4, Interesting)
www.gg.caltech.edu/~mwl/publications/papers/lowEnergy.pdf
It's amazing; it forced me to dust my rusty maths. Wonder if one could use it to create plugin for Orbiter...