2 ms·
In case you didn't read it, the "What if?" book has a couple pages dedicated to this exact question (not 5000, but "how many would it take to block the sun?")
by probably_wrong 9y ago
In case you didn't read it, the "What if?" book has a couple pages dedicated to this exact question (not 5000, but "how many would it take to block the sun?")