Videos: Replays from successful Atlas 5 launch of TDRS-M

A powerful commercial communications satellite to broadcast Internet signals over the Asia-Pacific region has arrived at Cape Canaveral for final launch preparations ahead of a planned Dec. 15 liftoff on top of a SpaceX Falcon 9 rocket.

Deploying its marquee element in space Tuesday, NASA’s new Soil Moisture Active Passive spacecraft took a major step towards realizing its science potential.

NASA has purchased two seats on Russian Soyuz capsules launching later this year and in early 2018 to expand the crew on the U.S. segment of the International Space Station from three to four, and reserved options to fly astronauts on Soyuz spacecraft in 2019 if commercial rides are not available in time.