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- 03:25, 16 July 2018 (diff | hist) . . (+1,037) . . 2009: Hertzsprung-Russell Diagram (Added explanation of luminosity dependence on size and temperature, as the comments section indicates a good deal of confusion here. Also added explanations in table for Betelgeus, the sun, and Earth.)
- 02:42, 16 July 2018 (diff | hist) . . (+406) . . Talk:2009: Hertzsprung-Russell Diagram
- 02:23, 16 July 2018 (diff | hist) . . (+395) . . Talk:2013: Rock
- 02:13, 16 July 2018 (diff | hist) . . (+252) . . Talk:2017: Stargazing 2
- 02:09, 16 July 2018 (diff | hist) . . (+350) . . 2017: Stargazing 2 (Added explanation of the phrase "got a thesis out of it".)
- 20:49, 15 July 2018 (diff | hist) . . (+200) . . Talk:1344: Digits
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