Distant supernovas of known brightness can be used as standard candles to estimate the expansion rate of the universe at the time they were observed by comparing their calculated brightness to their apparent brightness
factualpending
Speaker
Unidentified Speaker — "There's No Going Back from This" James Webb Telescope Unco… [UmYE87AOqL8]Evidence Quote
“there's another method where we know how bright distant supernovas are supposed to be and we can compare that to how bright they appear when we measure them”
Source
"There's No Going Back from This" James Webb Telescope Uncovers One of the Oldest Galaxies Ever Seen— TerritoryCreated: 8/12/2026, 6:20:32 PM
My Notes
Loading notes...