Molecular oxygen, O2, was recently detected in comet 67P by the ROSINA instrument on board the Rosetta spacecraft with a surprisingly high abundance of 4 % relative to H2O, making O2 the fourth most abundant in comet 67P.
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comets: November 2017
Calendar
- 23 Aug: Nomination Hearing: James Morhard for NASA Deputy Administrator
- 23 Aug: Mars Society Convention
- 27 Aug: NASA Advisory Council Human Exploration and Operations Committee Meeting
- 27 Aug: NASA Advisory Council Science Committee Meeting
- 27 Aug: Comparative Climatology of Terrestrial Planets III (CCTP-3)
- 27 Aug: Comparative Climatology of Terrestrial Planets III (CCTP-3)
- 28 Aug: NASA Advisory Council Ad Hoc Task Force on STEM Education Meeting
- 28 Aug: NASA Advisory Council Aeronautics Committee Meeting
- 28 Aug: NASA Advisory Council Technology, Innovation and Engineering Committee Meeting
- 28 Aug: IAU Symposium 348: 21st Century Astrometry: crossing the Dark and Habitable frontiers
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