- #1
Gerinski
- 323
- 15
At the time the CMB was emitted it was a glowing yellowish-white radiation at 3000 K. From there as space expanded it became redder and redder eventually falling into what for humans is non-visible infrared.
At which age of the universe did the CMB background turn from red to infrared?
Thanks
At which age of the universe did the CMB background turn from red to infrared?
Thanks