Space

Humans began the physical exploration of space during the 20th century with the advent of high-altitude balloon flights, followed by manned rocket launches. Earth orbit was first achieved by Yuri Gagarin of the Soviet Union in 1961 and unmanned spacecraft have since reached ...

NASA - Space Station Alpha

NASA - Space Station Alpha

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NASA - the Omega Nebula, M17, the Swan Nebula

NASA - the Omega Nebula, M17, the Swan Nebula

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Spacewalk over the Aegian Sea

Spacewalk over the Aegian Sea

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It's One Small Step for a Men...

It's One Small Step for a Men...

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USA Spacecraft Space Shuttle Rocket

USA Spacecraft Space Shuttle Rocket

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A Faint Afterglow - Supernova N132D Remnant

A Faint Afterglow - Supernova N132D Remnant

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Aldrin Gazes at Tranquility Base

Aldrin Gazes at Tranquility Base

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Boomerang Nebula (Bow Tie), Centaurus Constellation

Boomerang Nebula (Bow Tie), Centaurus Constellation

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Disrupted Spiral Galaxy Arp 188, the Tadpole Galaxy

Disrupted Spiral Galaxy Arp 188, the Tadpole Galaxy

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Galaxy Triplet ARP 274 in NGC 5679

Galaxy Triplet ARP 274 in NGC 5679

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Horsehead Nebula Region (Barnard 33)

Horsehead Nebula Region (Barnard 33)

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ISS Expedition 20 Crew Lands in Kazakhstan

ISS Expedition 20 Crew Lands in Kazakhstan

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John Glenn the First American to Orbit Earth

John Glenn the First American to Orbit Earth

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May 5, 1961 - Astronaut Alan Shepard, First American in Space

May 5, 1961 - Astronaut Alan Shepard, First American in Space

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NASA - Cone Nebula, NGC 2264

NASA - Cone Nebula, NGC 2264

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