SOHO
14th October 2015, 15:00
We are pleased to announce the winner and runner-ups in our SOHO 3000th comet contest. The entries had to guess the time and date of perihelion (closest approach to the Sun) of our 3000th comet discovery...
More... (http://soho.nascom.nasa.gov/pickoftheweek/old/14oct2015/)
More... (http://soho.nascom.nasa.gov/pickoftheweek/old/14oct2015/)