https://www.birmingham.ac.uk/news-archive/2011/haul-of-50-oscillating-stars-with-orbiting-planets-found-by-kepler-spacecraft
Oscillations have been discovered in 50 stars with their own orbiting candidate planets (exo- or extrasolar planets) by an international team of scientists...
hauloscillatingstarsorbitingplanets
https://www.techtimes.com/articles/149264/20160412/nasa-kepler-spacecraft-recovers-the-reason-why-it-switched-to-emergency-mode.htm
Kepler Spacecraft has finally recovered. The reason why it switched to emergency mode is still uncertain, but experts have started ruling out possibilities.
the reason whykepler spacecraftnasaswitched