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blugbox

(955 posts)

16. Cosmological redshift

Reply to brooklynite (Original post)

Sat Feb 25, 2023, 06:58 PM

Feb 2023

The universe's expansion stretches light as it travels through space. The more redshift, the further away and thus, older, the galaxies are. Pretty amazing stuff!

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Highlight:

James Webb telescope detects evidence of ancient 'universe breaker' galaxies [View all] brooklynite Feb 2023 OP

"...spotted a series of "fuzzy dots" that appeared unusually bright and unusually red" LudwigPastorius Feb 2023 #1

Still no picture of an old white man with a beard laying on a cloud? Ray Bruns Feb 2023 #2

Lol GB_RN Feb 2023 #3

Thanks for posting this, brooklynite! Talitha Feb 2023 #4

I stopped believing decades ago wolfie001 Feb 2023 #5

Tiny, young, baby galaxies.... Bayard Feb 2023 #6

Perhaps the Big Bang is not quite what we thought tinrobot Feb 2023 #7

Those ancient galaxies were home to the Magratheans nuxvomica Feb 2023 #8

Maybe the multiverse are like plasma bubbles Javaman Feb 2023 #9

How exciting for cosmologists and others. Hortensis Feb 2023 #10

Steady-state, BAYBEEEEE!!! ZZenith Feb 2023 #11

Its important alongside the humour to appreciate one thing... Layzeebeaver Feb 2023 #12

Fascinating and mind boggling. Joinfortmill Feb 2023 #13

How do they date melm00se Feb 2023 #14

They first invite them out for coffee. friend of a friend Feb 2023 #15

Oops I replied to the thread instead of your post. blugbox Feb 2023 #17

The math is beyond me but lookup redshift jgmiller Feb 2023 #18

Cosmological redshift blugbox Feb 2023 #16

The answer is... honest.abe Feb 2023 #19

This may be where the balloons came from Kaleva Feb 2023 #20

We are like tiny ants standing on a curb in Times Square, tavernier Feb 2023 #21