Dr. Klara Anna Capova, social anthropologist working in science & technology studies, anthropology of outerspace, and the founder of Space Cultures, will be talking about social dimension of space exploration and search for life beyond earth tonight at 6:30 pm, BBC Two, in Portillo’s State Secrets.

According to the official BBC Two Portillo’s State Secrets website, in this episode Mysteries, Michael Portillo unearths documents from the National Archives revealing the original letter that gave birth to Jack the Ripper, the mysterious disappearance of a wartime hero and the secret UFO files kept by the Ministry of Defence.

Watch Portillo’s State Secrets episode Mysteries live tonight on BBC Two.