SOHO views Mercury's transit of the Sun - 9 May 2016 09 May 2016 Skywatchers throughout most of the world can today catch a glimpse of Mercury as it passes between Earth and the Sun in a rare astronomical event known as a planetary transit. Mercury will appear as a tiny black dot as it glides in front of the Sun's blazing disc over a period of seven and a half hours. The ESA/NASA SOHO spacecraft will see the transit about 2 hours before Earth-bound observers. Read more
SOHO (SOlar Heliospheric Observatory) is a space-based observatory, viewing and investigating the Sun from its deep core, through its outer atmosphere - the corona - and the domain of the solar wind, out to a distance ten times beyond the Earth's orbit.
SOHO's 3000th comet - contest 04 March 2015 It may have been designed to probe and monitor the Sun, but the ESA/NASA Solar and Heliospheric Observatory (SOHO) has also found fame as a comet finder. A record-breaking 2890 comets have been discovered with SOHO since its launch in 1995, more than any other comet hunter in history! Read more
Working life extensions for ESA’s science missions 20 November 2014 Continuing operations of ten space science missions have been extended by ESA’s Science Programme Committee (SPC). Read more