The Many Colors of Electric Lights: Tsushima Strait Wide View

The Many Colors of Electric Lights: Tsushima Strait Close-up View

"The Milky Way, Venus and a Meteor" by Kazushige Niitsuma

"Aurora Borealis above Yttersand Beach" by Alex Conu

Southwestern USA at Night: View 2A | International Space Station

Southwestern USA at Night: View 1A | International Space Station

NASA Mars Curiosity Rover Mastcam View: Sol 782

Comet McNaught Over New Zealand

India's Mars Orbiter Mission: Olympus Mons, collinear mons - Arsia, Pavonis & Ascraeus and Valles Marineris canyon system | ISRO

Olympus Mons, collinear mons - Arsia, Pavonis & Ascraeus and Valles Marineris canyon system from @MarsOrbiter. pic.twitter.com/KGac9BPyKt

— ISRO (@isro) October 17, 2014

All Three NASA Mars Orbiters Healthy After Comet Flyby

NASA Astronaut Chris Cassidy Tours Home State Maine | WCSH6

Earth-based View of Comet Siding Spring Approaching Mars

Looming Earth | International Space Station

Inside NASA's Kennedy Space Center! | Week of Oct. 17, 2014

Comet Siding Spring: Planned Scientific Observations | NASA

NASA Ames turns 75; tens of thousands flock to open house | San Jose Mercury news