"Universal Energy" by Krasi St. Matarov

Earth View 2: Astronaut Terry Virts | International Space Station

Earth View 1: Astronaut Terry Virts | International Space Station

Pillars and Jets in the Pelican Nebula

Indus Delta, Pakistan | International Space Station

Brief Solar Outburst | NASA Solar Dynamics Observatory

Mozambican Jewels | International Space Station

Yosemite National Park, USA | International Space Station

Goodnight from Space! | International Space Station

The NACA at 100: History of The Time Before NASA

A shining English Channel | International Space Station

"Of all the souls I have encountered...his was the most...human." | Samantha: "Thanks Leonard Nimoy for bringing Spock to life for us."

Reaching for The Stars: A Photographic Tribute to Leonard Nimoy" | "This image is dedicated to "Spock - Leonard Nimoy". | "May He Live Long and Prosper..."

U.S. & European Astronauts on Leonard Nimoy’s Passing | NASA

NASA Astronaut Terry Virts Salutes Leonard Nimoy from Orbit

Star Trek's Leonard Nimoy dies [VIDEO] | BBC Friends of NASA: We salute the life and career of Leonard Nimoy.