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8th Anniversary of Transiting Exoplanet Survey Satellite (TESS) Launch

Name: 8th Anniversary of Transiting Exoplanet Survey Satellite (TESS) Launch
Start: 2026-04-18T00:00:00-10:00
End: 2026-04-18T23:59:59-10:00
Location: High Earth Orbit (HEO)

Apr 18

Space telescope for NASA Explorers program reaches 8th full year in space today, designed to search for exoplanets using the transit method in an area 400 times larger than that covered by Kepler / K2 mission; launched April 18, 2018.