NASA artist's concept of Kepler doing its job

R.I.P. NASA Satellite Kepler, 2009-2018


NASA Satellite Kepler, the exo-planet-discovering super hero, was taken off life support on October 30, 2018.1 The 2,750 pound satellite will be left in solar orbit, trailing the Earth by some 94 million miles. Kepler was the child of William Borucki, the retired Kepler principal investigator, who first proposed the satellite in 1992. It was named…