this post was submitted on 14 Oct 2025
69 points (90.6% liked)

science

23197 readers
1378 users here now

A community to post scientific articles, news, and civil discussion.

rule #1: be kind

founded 2 years ago
MODERATORS
m3t00@lemmy.world
Joleee@lemmy.world
laverabe@lemmy.world
DeadPand@midwest.social
laverabe@lemmy.zip
69
'Planet Y' theory hints at hidden Earth-size world lurking in the solar system — and it could be much closer to us than 'Planet Nine' (www.livescience.com)
submitted 2 months ago by RegularJoe@lemmy.world to c/science@lemmy.world
32 comments fedilink hide all child comments
you are viewing a single comment's thread
view the rest of the comments
[–] Akt0@reddthat.com 8 points 2 months ago* (last edited 2 months ago)

Uranus is the 7th planet, followed by Neptune.

Wikipedia on Planet 9

edit: added Planet 9 article