Astronauts Steve Bowen and Woody Hoburg suited up and floated outside the International Space Station Friday for a spacewalk to install and unroll an upgraded solar array wing delivered to the complex earlier this week by a SpaceX Cargo Dragon supply ship.

Two Russian cosmonauts stepped outside the International Space Station Wednesday, sent birthday greetings to former cosmonaut Alexey Leonov, the first man to walk in space, and then carried out a full slate of maintenance work.

Four days after a picture-perfect blastoff from southern Japan, a cargo-carrying supply freighter arrived at the International Space Station on Tuesday with 4.5 tons of equipment, food, clothing and experiments.