Search found 2 matches

by Uli2
Fri Feb 13, 2015 8:03 pm UTC
Forum: What If?
Topic: What-If 0129: "Black Hole Moon"
Replies: 63
Views: 24445

Re: What-If 129: "Black Hole Moon"

Typically, the totality track of the moon's shadow during an eclipse is approximately 250 km wide. The maximum duration of an eclipse is a little over two hours. While totality does not exist for this entire duration, we will pretend it does for the purposes of establishing an upper bound. With the...
by Uli2
Fri Feb 13, 2015 4:59 pm UTC
Forum: What If?
Topic: What-If 0129: "Black Hole Moon"
Replies: 63
Views: 24445

Re: What-If 129: "Black Hole Moon"

Hello Randall Munroe, in the What-If post "Black Hole Moon" you have written: But there would be one interesting effect: In addition to getting darker, Earth would get colder, because moonlight warms the Earth. It's a very tiny contributor to our global energy balance; the Moon is five or ...

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