Dark Matter was to make the BB Theory feasible, but it has never been observed. There is not one shred of scientific evidence that it exists
not so, the dark matter hypothesis was invented initially to account for the high orbital velocity in the router reaches of galaxies. (could be a misunderstanding of the gravity equations too) and
S.B. 100 million years from Big Beginning? fancy this, 400 000 years!
250 times farther back.
University of Cambridge. "Astronomers develop novel way to 'see' the first stars through the fog of the early Universe." ScienceDaily. ScienceDaily, 21 July 2022. <www.sciencedaily.com/releases/2022/07/220721132008.htm>.