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67P/Churyumov–Gerasimenko

From Simple English Wikipedia, the free encyclopedia

67P/Churyumov–Gerasimenko (also known as 67P or 67P/C-G) is a Jupiter-family comet.[1] It is thought to have come from the Kuiper belt.[2][3] It has a current orbital period of 6.45 years, a rotation period of about 12.4 hours[4] and a maximum speed of 135,000 km/h (38 km/s; 84,000 mph).[5] Churyumov-Gerasimenko is about 4.3 km long and 4.1 km wide.[6] It was first followed on photographic plates in 1969 by Soviet astronomers Klim Ivanovych Churyumov and Svetlana Ivanovna Gerasimenko, the comet is namedafter them.[7]

Comet 67P/Churyumov–Gerasimenko in true colour, as seen by ESA's Rosetta Spacecraft on December 2014.

It came to perihelion (closest approach to the Sun) on 2 November 2021,[8][9][10] and will next come to perihelion on 9 April 2028.[4]

References

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  1. ↑ "Department of Physics, UCF". Physics. Retrieved 2022-12-01.
  2. ↑ Seth, Borenstein (10 December 2014). "The mystery of where Earth's water came from deepens". AP NEWS. Retrieved 2022-12-01.
  3. ↑ "67P/Churyumov-Gerasimenko - NASA Science". 2017-12-09. Retrieved 2026-03-23.
  4. 1 2 "NASA". NASA. Archived from the original on 2022-04-23. Retrieved 2022-12-01.
  5. ↑ "Frequently asked questions". www.esa.int. Retrieved 2022-12-01.
  6. ↑ "Bigger than you think! Comet 67P compared to cities. HD". www.youtube.com. Retrieved 2022-12-01.
  7. ↑ Both names are stressed on their penultimate syllable. In Ukrainian, the pronunciations are approximately churyúmow herasiménko, with the v pronounced like an English w and the g like an h.
  8. ↑ "67P/Churyumov-Gerasimenko". www.aerith.net. Retrieved 2022-12-01.
  9. ↑ "IAU Minor Planet Center". minorplanetcenter.net. Retrieved 2022-12-01.
  10. ↑ Kazuo, Kinoshita (7 May 2009). "67P/Churyumov–Gerasimenko". Comet Orbit. Retrieved 2022-12-01.
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