The vehicle provided the 34 crew members on board with essential supplies, including oxygen, water, spare parts, even logistics equipment—2.9 tons of supplies in all. (See pictures of early U.S. spaceflight.)
An aurora casts a ghostly glow over horses in northern Iceland in a picture submitted to National Geographic's My Shot photography community on February 18.
Named after Aurora, the Roman goddess of dawn, the vivid beams of light from aurora borealis result from collisions between charged particles released from the sun's atmosphere and gaseous particles in Earth's atmosphere. (See more aurora pictures: "Solar Flare Sparks 'Snakes,' 'Spears.'")