Q&A with Guido Levrini, ESA’s manager of the Copernicus space segment

Take a look back at the Dec. 22 liftoff of a SpaceX Falcon 9 rocket from Vandenberg Air Force Base in California, a launch that was visible across Southern California and as far away as Arizona as the booster climbed into sunlight at dusk to deliver 10 commercial communications satellites to orbit.

An on-target touchdown in Kazakhstan punctuated a 115-day space mission for Russian cosmonaut Anatoly Ivanishin, Japanese flight engineer Takuya Onishi and NASA astronaut Kate Rubins this weekend. Photographers recorded the moment with these vivid photos.

Europe’s Sentinel 3A satellite, designed for real-time surveys of the world’s oceans, ice sheets, lakes and rivers, is attached to a decommissioned Russian nuclear missile for launch Tuesday. These photos show the spacecraft’s final prelaunch preparations.