'Surprise' discovery! Scientists reveal that Sun's core rotates four times faster than its surface
Scientists had assumed the core was rotating like a merry-go-round at about the same speed as the surface.
Aug 02, 2017, 13:53 PM ISTNASA celebrates 20 years of SOHO in space with stunning video – Watch
SOHO also found an unexpected role as the greatest comet hunter of all time - reaching 3,000 comet discoveries in September 2015.
Dec 01, 2015, 23:23 PM ISTCitizen scientists discover 3,000th comet
The Solar and Heliospheric Observatory (SOHO) - a joint project of the European Space Agency (ESA) and NASA - has discovered its 3,000th comet, cementing its standing as the greatest comet finder of all time.
Sep 16, 2015, 16:55 PM IST