The Sun rises over Earth in a postcard illustrated by Soviet cosmonaut Alexei Leonov, recalling the 1965 mission when he became the first human to walk in space.
As I pulled myself back toward the airlock, I heard Pasha talking to me: “It’s time to come back in.” I realized I had been floating free in space for over 10 minutes. In that moment my mind flickered back for a second to my childhood, to my mother opening the window at home and calling to me as I played outside with my friends, “Lyosha, it’s time to come inside now.”