SOHO Comet Contest Winners
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...
Hot Shots from SOHO
SOHO's 3000th Comet
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...
JHelioviewer: A new way of looking at the Sun
JHelioviewer is new visualization software that enables everybody, anywhere to explore the Sun...
the sun now
|At 12:50 UT|
|Speed: 417 km/s|
|Density: 1.46 p/cm3|
best of soho