Space/Science — HabitableZone

Space/Science » in reply to My word usage is a little primitive

CMB

Hi Un_Epi_De_Mais

Radio telescopes can see the Cosmic Microwave Background - about red-shift 3,000 or so - and that's as far back as they can see. I'm not sure galaxies can be resolved so far away. Relativity does weird things to visibility.

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