#dark-matter-halo

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#relhic #neutral-hydrogen #reionization #star-formation-suppression #gravitational-lensing #starburst-galaxy
Science
fromBig Think
1 week ago

Astronomers are on "Cloud 9" with a new, starless gas cloud

Cloud 9 may be the first confirmed RELHIC: a starless neutral-hydrogen cloud in a dark-matter halo prevented from collapsing by the cosmic ultraviolet background.
Science
fromWIRED
3 months ago

A Newly Discovered 'Einstein's Cross' Reveals the Existence of a Giant Dark Matter Halo

Gravitational lensing magnifies HerS-3, revealing a distant starburst galaxy with a rotating disk and requiring a central dark matter halo to explain its Einstein cross.
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