All Questions
3
questions
15
votes
2
answers
1k
views
Is CMB slowing down all moving objects in the universe?
1/
Object moving relative to the CMB frame of reference will see the CMB blue shifted where it is heading and red shifted where it came from.
Correct?
2/
The blue photons ahead should have more ...
5
votes
3
answers
585
views
If a CMB photon traveled for 13.7 billion years to reach me, how far away was the source of that CMB photon when it first emitted it?
If a CMB photon traveled for 13.7 billion years (- 374,000 years) to reach me.
How far away was the source of that CMB photon when it first emitted it?
My attempt to solve this question was to use the ...
1
vote
1
answer
67
views
Is the mean CBM frequency more red-shifted since discovered in the 1960's?
If the universe is uniformly expanding at rate x, is possible to measure that the CBM has increased its red-shift value over time? If the red-shift is a static value, is it possible that the ...