Solar and Heliospheric Observatory

European space observatory

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2025 Mission extended until the end of the year, subject to review and confirmation by ESA's Science Programme Committee.
March 25 2024 SOHO-5000 comet discovered by Hanjie Tan, underscoring the satellite's significant role in astronomical discoveries.
September 15 2020 SOHO-4000 comet discovered by Trygve Prestgard, continuing the satellite's impressive record of comet detection.
September 13 2015 SOHO-3000 comet discovered by Worachate Boonplod, demonstrating the ongoing contribution of SOHO to comet identification.
April 2014 SOHO had discovered over 2,700 comets by this date, with an average discovery rate of one comet every 2.59 days.
December 26 2010 SOHO-2000 comet (C/2010 Y20) discovered by MichaƂ Kusiak, highlighting the continued success of SOHO's comet detection capabilities.

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