ANNOUNCEMENT: If you feel like it, fill the Google Form with the country where you are from/where you are classifying from!
ANNOUNCEMENT (10 OCTOBER 2025): as of today, we are keeping having two classifications to retire an image instead of three (no longer beta-testing).
ANNOUNCEMENT (17 NOVEMBER 2025): Thanks to your help, we have completely classified 1893! See the related announcement section for more details! 1894 is up and running.
Thank you and happy classifying!
This project recently migrated onto Zooniverse’s new architecture. For details, see here.
ANNOUNCEMENT (13 DECEMBER 2025): Starting Tuesday, the project should be reverted back to the pre-update version. Everything should be going back to normal!