NASA readies its rescue plan for planet-hunting Kepler probe
Wednesday, September 11, 2013 - 12:01
in Astronomy & Space
The team behind NASA's planet-hunting Kepler observatory says it will start trying to revive the ailing probe in mid- to late July.Two of the four reaction wheels in Kepler's fine-pointing guidance system are out of commission, which has left the 15-foot-long (4.