"On the contrary, those UDGs found in the richest environments should be depleted of HI gas due to the removal of this component."
Translation : galaxies without much gas don't have much gas because they don't have much gas. Have you considered joining the tautology club in order to join the tautology club because you want to join the tautology club ?
Sister blog of Physicists of the Caribbean. Shorter, more focused posts specialising in astronomy and data visualisation.
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Another One Bites The Dust
One of my all-time favourite dark galaxy candidates was discovered by FAST back in 2023 . An isolated gas cloud with no obvious optical coun...
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Of course you can prove a negative. In one sense this can be the easiest thing in the world : your theory predicts something which doesn...
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In the last batch of simulations, we dropped a long gas stream into the gravitational potential of a cluster to see if it would get torn...
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And more importantly, how not to build a galaxy. Uniform discs of pure gas turn out to be almost impossible. Exponential discs - where ther...
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