Comment on Uh oh lol
OrganicMustard@lemmy.world 1 day agoRedshift comes from relative velocity (and other effects), not acceleration. Andromeda’s light is blueshifted as it’s moving towards us, but it’s not accelerating.
Comment on Uh oh lol
OrganicMustard@lemmy.world 1 day agoRedshift comes from relative velocity (and other effects), not acceleration. Andromeda’s light is blueshifted as it’s moving towards us, but it’s not accelerating.
Cethin@lemmy.zip 20 hours ago
I was going to argue with this too, but the meme says blueshifting, not blueshifted. They’re right, but mostly because the meme is probably written poorly. Maybe they meant it’s accelerating toward us though. Idk.