How fast is the expansion of the universe?
I'll answer
Earn 20 gold coins for an accepted answer.20
Earn 20 gold coins for an accepted answer.
40more
40more
Studied at the University of Toronto, Lives in Mexico City.
Edwin Hubble was the first to measure the expansion rate. The number he got was way wrong, so I won't bother mentioning it, but good on him for trying. The more modern value is 68 kilometers per second per megaparsec, plus or minus a couple, but close enough.Jun 29, 2016
2023-06-15 05:50:24
评论(499)
Helpful(122)
Helpful
Helpful(2)

Alexander Wilson
QuesHub.com delivers expert answers and knowledge to you.
Edwin Hubble was the first to measure the expansion rate. The number he got was way wrong, so I won't bother mentioning it, but good on him for trying. The more modern value is 68 kilometers per second per megaparsec, plus or minus a couple, but close enough.Jun 29, 2016