William Hartmann June 6, 1939- Alive Confirmed Giant-impact hypothesis- Theia collided with Earth to form Moon and Earth's 23.5 degree tilt. (6 июн 1939 г. – 19 ч 47 мин, 22 сент 2024 г.)

9 мес назад

107

6 июн 1939 г.

19 ч 47 мин, 22 сент 2024 г.

~ 85 years

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