Trying https to bb.oolite.space has been giving 525 (SSL Handshake Failed) and 504 (Gateway Time-out) errors for the last few hours. Using http instead got me here on the first try. Apparently, your SSL certificate has expired.
"Must keep this response efficient to preserve remaining context."
Our resources are "under the umbrella" of Cloudflare, i.e. users' browsers interact not with our server, but with CF servers, thus CF certificates are used, and they cannot be expired, otherwise half of the Internet will stop )
Perhaps there was some temporary network failure.