Space

In most galaxies, observations provide evidence that 90% of the mass is in an unknown form, called dark matter, which interacts with other matter through gravitational but not electromagnetic forces. Data indicates that the majority of the mass-energy in the observable Universe ...

Cluster of Galaxies in the Distant Cosmos

Cluster of Galaxies in the Distant Cosmos

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NASA - Space Station Alpha

NASA - Space Station Alpha

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Space Shuttle Discovery on the Tarmac

Space Shuttle Discovery on the Tarmac

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NASA - Spiral Galaxies Collide in NGC 3256

NASA - Spiral Galaxies Collide in NGC 3256

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Columbia STS-50 Orbiter Vehicle Liftoff

Columbia STS-50 Orbiter Vehicle Liftoff

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NASA STS-118 Space Shuttle Mission

NASA STS-118 Space Shuttle Mission

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Rocky Mesas of Nilosyrtis Mensae, Mars

Rocky Mesas of Nilosyrtis Mensae, Mars

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Sculpting a Galaxy in Orion Nebula (M42)

Sculpting a Galaxy in Orion Nebula (M42)

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Landing STS-26, Shuttle Discovery, October 3, 1988

Landing STS-26, Shuttle Discovery, October 3, 1988

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Extraterrestrial Fireworks, Small Magellanic Cloud

Extraterrestrial Fireworks, Small Magellanic Cloud

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Jupiter's Great Red Spot, 1979, Voyager 1

Jupiter's Great Red Spot, 1979, Voyager 1

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Victoria Crater - Cape Verde, Mars

Victoria Crater - Cape Verde, Mars

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Tornado Track Across Indiana and Kentucky

Tornado Track Across Indiana and Kentucky

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Colorado's Red Rocks and Dinosaur Ridge

Colorado's Red Rocks and Dinosaur Ridge

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Phoebe - Comet Moon of Saturn

Phoebe - Comet Moon of Saturn

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