Orion spacecraft attached to Delta IV rocket on This Week @NASA

Philae’s first touchdown seen by Rosetta! | ESA Rosetta Mission

The Philae Comet Lander's Instruments | ESA Rosetta Mission

Solar Plasma Ballet [VIDEO] | NASA Solar Dynamics Observatory

Solar Plasma Ballet | NASA Solar Dynamics Observatory

Rosetta Mission: Results from comet landing: Nov. 14, 2014 | ESA

How (and where) is Philae? | ESA Rosetta Comet Mission

Philae’s descent & science on Comet 67P's surface | ESA Rosetta

Google to lease former NASA airfield | BBC

"Rosetta: Battery will limit life of Philae comet lander" | BBC

Dodgeball in Space: Heading to low Earth orbit? Watch out for all the high-speed flying junk | Slate

Astronaut Chris Hadfield depicts Earth's beauty from space | BBC

7 NASA astronauts visit high school named for Apollo space program in St. Cloud, Minnesota

ISS Expedition 42/43 Crew in Front of Soyuz Spacecraft | NASA

ISS Expedition 42/43 Crew Meets the Press in Kazakhstan | NASA

ISS Expedition 42/43 Crew Departs Star City for Baikonur Cosmodrome in Kazakhstan