5. What is the registration fee for SSS 2021? There is no registration fee for SSS 2021. By admin|2021-06-11T07:05:23+00:00June 11, 2021|spacesummerschool|0 Comments Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: admin Leave A Comment Cancel replyComment Save my name, email, and website in this browser for the next time I comment.