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The observable universe has a diameter of about 47 billion light years! https://imagine.gsfc.nasa.gov/educators/programs/cosmictimes/educators/guide/age_size.h
by devoutsalsa 3y ago
The observable universe has a diameter of about 47 billion light years!
https://imagine.gsfc.nasa.gov/educators/programs/cosmictimes/educators/guide/age_size.html https://imagine.gsfc.nasa.gov/educators/programs/cosmictimes...
- oneshtein 3y agoThen we need to move the time of BB to 47/2 = 23.6By. Moreover, we should do that every time when we improve our telescopes.
- devoutsalsa 3y agoCorrection... I meant radius of 47 billion light years. It's about 94 billion light years across!