Editing 1644: Stargazing
Revision as of 00:48, 10 January 2021 by Yfmcpxpj (talk | contribs) (Undo revision 204292 by 162.158.158.173 (talk) – not typos: English generally uses the "short scale" of numbers ("billion" = 10^9, "trillion" = 10^12).)
Warning: You are editing an out-of-date revision of this page. If you save it, any changes made since this revision will be lost.
Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.