ESA Astronaut Alexander Gerst of Germany: Look at what a fragile, thin layer of air protects our #BlueDot

Look at what a fragile, thin layer of air protects our #BlueDot pic.twitter.com/CCeY9W7AI8

— Alexander Gerst (@Astro_Alex) June 16, 2014

ESA Astronaut Alexander Gerst of Germany: "Once in a while our planet looks a little creepy to me..."

Once in a while our planet looks a little creepy to me... #BlueDot pic.twitter.com/kBgXFisY8k

— Alexander Gerst (@Astro_Alex) June 16, 2014

NASA Changes Worry Tucson Planetary Science | AZ Illustrated

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Water-building molecule in Helix Nebula | ESA

Sunrise over the VLT | European Southern Observatory

Evolution of the light echo around V838 Monocerotis | Hubble

International Space Station Crew Member Astronaut Reid Wiseman Discusses Life in Space | NASA

Check out this 2-minute clip about the International Space University's Space Studies Program 2014 (SSP14) in Montreal on CTV News

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Orbiting Carbon Observatory-2: NASA's New Carbon Counter

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National Stadium of Brasília | International Space Station

Naples, Florida, USA | Earth | Satellite

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The James Webb Space Telescope by Peter Cullen ('Optimus Prime')