CobraCommander@quokk.au to World News@quokk.auEnglish · 2 days agoAstronomers Find the Edge of the Milky Wayskyandtelescope.orgexternal-linkmessage-square11linkfedilinkarrow-up186arrow-down10file-textcross-posted to: hackernews@lemmy.bestiver.se
arrow-up186arrow-down1external-linkAstronomers Find the Edge of the Milky Wayskyandtelescope.orgCobraCommander@quokk.au to World News@quokk.auEnglish · 2 days agomessage-square11linkfedilinkfile-textcross-posted to: hackernews@lemmy.bestiver.se
minus-squareplz1@lemmy.worldlinkfedilinkarrow-up2·2 days agoThat’s wild. Finding the edge by finding an inversion in age of stars. I read that just trying to figure out how they can tell how old a star is in the first place.
minus-squareforks@lemmy.worldlinkfedilinkarrow-up3·2 days agoOne of the ways they used in this study was isochrone fitting, where you compare the evolution of stars in a cluster to figure out their age
That’s wild. Finding the edge by finding an inversion in age of stars. I read that just trying to figure out how they can tell how old a star is in the first place.
One of the ways they used in this study was isochrone fitting, where you compare the evolution of stars in a cluster to figure out their age