from Top Buzz News- News18.com https://ift.tt/3cFAYBk
What's the Matter With the Universe? Scientists Have a Precise, Defined Number
These observations told them how strong each galaxy cluster's gravitational pull was, from which its total mass could then be calculated.
from Top Buzz News- News18.com https://ift.tt/3cFAYBk
from Top Buzz News- News18.com https://ift.tt/3cFAYBk
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