SOHO
LocationSpace (L1)
Year1995
Size12 instruments
TypeSolar probe
About SOHO
The Solar and Heliospheric Observatory, a joint ESA and NASA mission. Watches the Sun from a point 1.5 million km sunward of Earth. Has discovered thousands of comets in its images, more than any other observer. Nearly lost in 1998 and recovered. Has operated for decades past its planned two-year mission.