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To provide full Sun shade, the shield should be at L1. and it should have the same angular size from Earth as the angular size of the Sun
by randomname93857 3y ago
To provide full Sun shade, the shield should be at L1. and it should have the same angular size from Earth as the angular size of the Sun
- Intralexical 3y ago> and it should have the same angular size from Earth as the angular size of the Sun. Technically you need a bit more than that, for its umbra to block out the entire photosphere over the entire Earth: https://en.wikipedia.org/wiki/Tangent_lines_to_circles#Outer_tangent https://en.wikipedia.org/wiki/Tangent_lines_to_circles#Outer...