Video: Progress launches and docks

VIDEO: After a cliff-hangar countdown, Atlantis thunders to life and majestically rockets into history, putting on one last sky show for spectators on NASA’s 135th and final shuttle launch on July 7, 2011. (Membership Required)

A $110 million NASA science instrument twice targeted for cancellation by the Trump administration is set for launch Tuesday inside the trunk of a SpaceX Dragon cargo capsule for delivery to the International Space Station, where it will spend three years charting changing carbon dioxide concentrations in Earth’s atmosphere.

Two Russian cosmonauts and a U.S. Navy test pilot will buckle into custom-molded seats inside a Soyuz spaceship Wednesday, undock from the International Space Station and head for a parachute-assisted landing in Kazakhstan to close out a 167-day space voyage.