
Russian cosmonauts Sergey Ryazanskiy, Expedition 38 flight engineer; and Oleg Kotov (out of frame), commander, attired in Russian Orlan spacesuits,…

Russian cosmonaut Sergey Ryazanskiy, Expedition 38 flight engineer, attired in a Russian Orlan spacesuit, is pictured in this close-up view…

Russian cosmonaut Oleg Kotov, Expedition 38 commander, attired in a Russian Orlan spacesuit, participates in a session of extravehicular activity…

Russian cosmonauts Oleg Kotov, Expedition 38 commander, and Sergey Ryazanskiy (out of frame), flight engineer, attired in Russian Orlan spacesuits,…

On Jan. 30, 2014, beginning at 8:31 a.m EST, the moon moved between NASA’s Solar Dynamics Observatory, or SDO, and…

Launch of a BARREL balloon at Halley Research Station on Jan. 30, 2014.

A BARREL balloon is launched over Halley station to float above Antarctica and observe magnetic fields.

NASA associate administrator for education and former astronaut Leland Melvin gives a thumbs up to International Space Station (ISS) crew…

This is a close-up view of the Expedition 40 and Soyuz 38 cakes honoring the training staff and Expedition 39/40…

NASA astronaut Steve Swanson (left), Expedition 39 flight engineer and Expedition 40 commander; and Russian cosmonauts Alexander Skvortsov and Oleg…