Astronaut Wallpaper

驚人的宇航員和Galaxy圖片高清壁紙

Incredible Astronaut Photo Gallery - Wallpaper Unique Illustrations - Spaceman Art Images Free Download !

An astronaut or cosmonaut is a person trained by a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft. Although generally reserved for professional space travelers, the terms are sometimes applied to anyone who travels into space, including scientists, politicians, journalists, and tourists.

Amazing Astronaut and Galaxy Pictures HD Wallpapers - Digital Art High Definition !

Fun Facts : The criteria for what constitutes human spaceflight vary. The Fédération Aéronautique Internationale Sporting Code for astronautics recognizes only flights that exceed an altitude of 100 kilometers. In the United States, professional, military, and commercial astronauts who travel above an altitude of 50 miles are awarded astronaut wings.

Download also our other AWESOME WALLPAPERS for your android mobile phone.

All Wallpapers in HD - the best PHOTOS of Astronaut , Planet , Space , Planets in the WORLD!

Ideal app for your Tablet and Smartphone!

Best app for your smartphone and tablet. Tips, Reviews and Questions? Please send an email Thank you!