170
Cosmic explosion will be visible to the naked eye in once-in-a-lifetime stargazing event
(www.nbcnews.com)
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
So the Light traveled already for 3000 light years. The furthest man made object (voyager, 1977, 50 years ago) is currently at the Helipause, just 18 Light-Hours away. Not even a light-day. Much less a light year.
TIL the Oort cloud is thicc