00:00galaxies form gradually dark matter halos collapse first gas falls in stars form slowly over hundreds
00:08of millions of years you cannot build a fully formed massive galaxy in 300 million years
00:14the physics as we understood it simply does not allow it but web is not showing us theory
00:21it is showing us observation real light real galaxies and they are there fully formed in a
00:29universe that should have been too young to produce them astronomer mike boylan colchin from
00:35the university of texas described some of these galaxies as a quote serious problem for the
00:40standard model other researchers have used the term hubble tension a growing discrepancy between
00:47what our models predict and what our instruments observe to describe the wider crisis web is
00:53revealing web has also detected carbon dioxide in the atmosphere of a planet 700 light years away
01:00a molecule linked to planetary and potentially biological processes
01:05it has found organic molecules in stellar nurseries the regions of space where new stars and planets are
01:12being born
01:14you
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