this post was submitted on 07 May 2025
25 points (90.3% liked)

World News

2358 readers
993 users here now

Rules:
Be a decent person.
No racism, sexism, ableism, homophobia, transphobia, zionism/nazism, and so on.

Other Great Communities:

Rules

Be excellent to each other

founded 2 years ago
MODERATORS
Deceptichum@quokk.au
Grainne@lemmy.dbzer0.com
25
Evidence of controversial Planet 9 uncovered in sky surveys taken 23 years apart (www.space.com)
submitted 1 year ago by StraponStratos@lemmy.sdf.org to c/world@quokk.au
8 comments fedilink hide all child comments
you are viewing a single comment's thread
view the rest of the comments
[–] Zachariah@lemmy.world 5 points 1 year ago

The best candidate yet for the elusive Planet Nine has been spotted in two deep infrared surveys taken 23 years apart. If this mystery object really is Planet Nine, it would have a mass greater than Neptune, and currently be about 700 times farther from the sun than Earth is.