George Mullen
George Mullen is an astronomer who co-authored several peer-reviewed articles with Carl Sagan. He, along with Sagan, pointed out the faint young Sun paradox.[1][2][3][4] In addition to studying the early Earth atmosphere, he studied the atmosphere of Jupiter.[5][6]
References
[edit]- ↑ Clark, Stuart (16 February 2013). "Life's origins: the paradox of the faint young sun". New Scientist. 217 (2904): 44–47. Bibcode:2013NewSc.217...44C. doi:10.1016/S0262-4079(13)60440-6. Retrieved 13 February 2022.
- ↑ Chyba, Christopher F. "Carl Sagan's Extraordinary Career". Scientific American. Retrieved 13 February 2022.
- ↑ Morrison, Deane. "Researchers Solve the Mystery of Earth's Warm Middle Age". University of Minnesota. Retrieved 13 February 2022.
- ↑ "Austrian scientists raise new resolution of the 'young weak Sun paradox', the biggest scientific mystery". Meson stars. Retrieved 13 February 2022.
- ↑ Mullen, George; Sagan, Carl (7 Jul 1972). "Earth and Mars: Evolution of Atmospheres and Surface Temperatures". Science. 177 (4043): 52–56. Bibcode:1972Sci...177...52S. doi:10.1126/science.177.4043.52. PMID 17756316. S2CID 12566286. Retrieved 13 February 2022.
- ↑ Mullen, George; Sagan, Carl (April 1972). "The Jupiter greenhouse". Icarus. 16 (2). Retrieved 13 February 2022.
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