Comet Tails and Star Trails

Lightning Flash! | International Space Station

Over the Coast of Morocco | International Space Station

Search for life in the universe gets a $100 million boost | PBS

Aurora above New Zealand | International Space Station

Pluto in a Minute: How LORRI Takes Such Phenomenal Pictures!

Launch Pad 39A, Merritt Island, Florida, USA | Apollo 11 Anniversary

Chicago, Illinois, USA | International Space Station

ISS Expedition 44 Soyuz Rocket Moves to Launch Pad as Crew Prepares for Launch on July 23, 2015 | NASA

Search for life in the universe gets a $100 million boost | PBS

Professor Stephen Hawking backs venture to listen for 'aliens' | BBC

A galactic nursery | Hubble Space Telescope

Tropical Cyclone Halola, Pacific Ocean | EUMETSAT

Viking Lights

Comet PanSTARRS and a Crescent Moon

Ceres Dwarf Planet: Crater with Central Peak | NASA Dawn Mission