this post was submitted on 21 Oct 2023
100 points (85.7% liked)

science

14722 readers
695 users here now

just science related topics. please contribute

note: clickbait sources/headlines aren't liked generally. I've posted crap sources and later deleted or edit to improve after complaints. whoops, sry

Rule 1) Be kind.

lemmy.world rules: https://mastodon.world/about

I don't screen everything, lrn2scroll

founded 1 year ago
MODERATORS
you are viewing a single comment's thread
view the rest of the comments
[โ€“] Leate_Wonceslace@lemmy.dbzer0.com 5 points 1 year ago (1 children)

There's also an event horizon where space is expanding away from us rapidly enough that we can never get that far no matter how long we travel.

[โ€“] MuThyme@lemmy.world 4 points 1 year ago

Oh yeah, that's also a great point, the Hubble horizon!

It turns out there are a few different horizons in cosmology like that, they really do show up everywhere.