SOHO
16th September 2015, 02:50
On Sept. 13, 2015, the Solar and Heliospheric Observatory -- a joint project of the European Space Agency and NASA -- discovered its 3,000th comet, cementing its standing as the greatest comet finder of all time.
More... (http://soho.nascom.nasa.gov/hotshot/2015_09_15/)
More... (http://soho.nascom.nasa.gov/hotshot/2015_09_15/)