This is a wiki, a website which documents things that anyone can edit, about astronomy and related topics. It runs on a heavily modified version of MediaWiki, with added features like Markdown support and star maps.
There are currently 487 articles and 53 users.
Featured article [more]
The current featured article (#24) is..
Links
Upcoming events [edit]
Today is 30 September 2026 (UTC).
Aug 30
The Nancy Grace Roman Space Telescope launched.
Oct 8 - 9
The Draconids will occur.
Updates [edit]
2026/09/30
Polus now has its own domain: https://polus.wiki/!
2026/09/25
We have a new Discord server! It's also linked to Fluxer.
2026/07/20
Hello, and welcome to the new Polus!