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A comment on SpaceX tests black satellite to reduce ‘megaconstellation’ threat to astronomy. Parent comment

Re:SpaceX tests black satellite to reduce ‘megaconstellation... by usrusr on Thursday January 16, 2020 @06:16PM (#22070124)
There go my hopes for an effective planetary sunshade in LEO...
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Re:SpaceX tests black satellite to reduce ‘megaconstellation... by BurningFrog on Thursday January 16, 2020 @09:48PM (#22071418)
That should probably be at L1 anyway.

That's where it can shade 24h/day.

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