A Russian Orlan spacesuit floats inside the Pirs airlock of the Pirs docking compartment. The suit was worn during a Russian spacewalk on Feb. 2.
Eye Exams in Space
Russian cosmonauts Anton Shkaplerov (left) and Alexander Misurkin participate in eye exams using a tool called a funduscope inside the Destiny module.
Russian cosmonaut Alexander Misurkin (left) and NASA astronaut Joe Acaba work on a combustion science experiment inside the space station's Destiny laboratory module on Feb. 14, 2018.
Talking STEM in Space
(From left) NASA astronauts Joe Acaba, Mark Vande Hei and Scott Tingle talk to high school students and teachers in a video conference during a STEM event at the Boise State University in Boise, Idaho. Before Acaba became an astronaut, he was a math and science teacher in Florida.
Soyuz MS-06 Returns to Earth
Russia's Soyuz MS-06 spacecraft is seen descending to a landing in Kazakhstan with cosmonaut Alexander Misurkin and astronauts Joe Acaba and Mark Vande Hei on Feb. 27, 2018. [Full Story: Two Astronauts, Cosmonaut Land on Earth After 168 Days on Space Station
Soyuz MS-06 crewmates Joe Acaba, Alexander Misurkin and Mark Vande Hei are seen after landing, Feb. 27, 2018. [Full Story: Two Astronauts, Cosmonaut Land on Earth After 168 Days on Space Station
Russia's Progress 69 cargo spacecraft arrived at the International Space Station on Feb. 15, 2018 to deliver 3 tons of supplies for the Expedition 54 crew. The cargo craft docked at the Russian Zvezda module at 5:38 a.m. EST (1038 GMT) after a two-day flight.
Progress on the Horizon
In this stunning view from the International Space Station, a Russian Progress cargo spacecraft orbits above the nighttime side of the Earth as sunlight illuminates the atmosphere around the horizon.
Parked in Orbit
Russia's Soyuz MS-07 crew ship (foreground) and Progress 68 cargo craft are pictured outside the International Space Station's Russian segment in this photo taken by an Expedition 54 crewmember on Feb. 11, 2018.
Caspian Sea Seen from Space
An Expedition 54 crewmember captured this photo of the Caspian Sea from 253 miles (407 kilometers) above the Earth on Feb. 6, 2018.