A2_7 The falling Iron Sky

James Forster, Mark Bryan, Alex Stone


In the movie "Iron Sky", during the finale, the Nazi superweapon "Gotterdammerung" fires its main weaponry at the horizon of the Moon, blasting away a portion of the lunar surface and revealing the Earth above the new horizon. This paper calculates that the energy required for such a feat- on order of 1023J, would mean it would pose a critical threat to Earth.

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