Surpassing 30 full years of operations in space today, European Space Agency (ESA) / National Aeronautics and Space Administration (NASA) craft continues studying the Sun, has also discovered more than 3,000 comets.
30 Years in Space: Solar and Heliospheric Observatory (SOHO)
Surpassing 30 full years of operations in space today, European Space Agency (ESA) / National Aeronautics and Space Administration (NASA) craft continues studying the Sun, has also discovered more than 3,000 comets.