
Mike Hopkins refills the Internal Thermal Control System (ITCS) loops with fresh coolant.

Mike Hopkins refills the Internal Thermal Control System (ITCS) loops with fresh coolant.

Koichi Wakata gets a workout on the advanced Resistive Exercise Device in the Tranquility node.

Koichi Wakata gets a workout on the advanced Resistive Exercise Device in the Tranquility node.

Koichi Wakata floats into the Experiment Logistics Modules-Pressurized Section of the Kibo laboratory.

This close-up view shows the docking mechanism of the unpiloted Russian ISS Progress 52 resupply ship as it undocks.

A close-up view of the Cupola is featured in this image photographed by an Expedition 38 crew member on the…

Koichi Wakata gets a workout on the advanced Resistive Exercise Device in the Tranquility node.

On Feb. 5, 1974, NASA’s Mariner 10 mission took this first close-up photo of Venus. Made using an ultraviolet filter…

Two X-31 Enhanced Fighter Maneuverability demonstrators were test-flown during the early 1990s at NASA’s Dryden Flight Research Center, Edwards, CA,…