5000th Comet For Sun-Observing SOHO Spacecraft.
NASA’s sun-observing SOHO spacecraft has now made its 5,000th comet discovery. As of March 29, 2024, it has been 28 years, 3 months, and 27 days since SOHO launched in December, 1995! These comets are sungrazers. Sungrazing comets are those that pass extremely close to the sun at their closest point (perihelion), sometimes within a …