Free Online Course on Einstein's Special Relativity | World Science U

Hovenweep National Monument in the U.S. Named World's Newest International Dark Sky Park | International Dark-Sky Association

Google Lunar XPRIZE: The next great race to the moon | CNET

Merging Galaxies Illuminate the Cosmic Food Chain | June 30, 2014 | Keck Observatory

Mysterious features spotted on Titan reveal the moon's seasonal changes, says Stanford scientist | Stanford University

Wolf-Rayet Star 124: Stellar Wind Machine | Astronomy Picture of The Day

NASA Orbiting Carbon Observatory-2 Ready to Blast Off

India launches five foreign satellites

Celebrating Cassini’s 10th Anniversary! | NASA

Traces of humankind—settlement patterns seen from space | DLR

SpaceVine of Auroraborealis lights as Orion rises | NASA Astronaut Reid Wiseman | International Space Station

#SpaceVine of #auroraborealis lights as Orion rises https://t.co/JQ6J5Hxxca

— Reid Wiseman (@astro_reid) July 1, 2014

On behalf of Friends of NASA everywhere, Warm Congratulations on your appointment as an officer to the Order of Canada today, Chris Hadfield!

Captain's Log: Planetary Scientist Carolyn Porco | NASA Cassini Mission to Saturn | June 30, 2014 | 10th Anniversary Update

ORBIT HD: The International Space Station Orbiting Earth! | Selmesfilms

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Mars 360 Degree Panorama — NASA Curiosity Rover: Martian solar day 647 by Panoramacist Andrew Bodrov

Mars Panorama - Curiosity rover: Martian solar day 647 in out-of-this-world