Space

Outer space, or just space, is the void that exists between celestial bodies, including the Earth. It is not completely empty, but consists of a hard vacuum containing a low density of particles, predominantly a plasma of hydrogen and helium as well as electromagnetic radiation, ...

U.S. Flag on Moon (Apollo 11)

U.S. Flag on Moon (Apollo 11)

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Black Holes Have Simple Feeding Habits (Galaxy M81)

Black Holes Have Simple Feeding Habits (Galaxy M81)

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Pipsqueak Star Unleashes Monster Flare

Pipsqueak Star Unleashes Monster Flare

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One On One With Cosmos

One On One With Cosmos

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Double-Star System Z Camelopardalis (Z Cam)

Double-Star System Z Camelopardalis (Z Cam)

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A Super-Efficient Particle Accelerator - Supernova Remnant RCW 86

A Super-Efficient Particle Accelerator - Supernova Remnant RCW 86

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Out of the Dust, a Planet is Born

Out of the Dust, a Planet is Born

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The Brightest of Stars in Large Magellanic Cloud

The Brightest of Stars in Large Magellanic Cloud

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NASA - Lonely Galaxy in NGC 1569

NASA - Lonely Galaxy in NGC 1569

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The Snowflake Cluster and the Cone Nebula NGC 2264

The Snowflake Cluster and the Cone Nebula NGC 2264

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NASA - Total Solar Eclipse

NASA - Total Solar Eclipse

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Columbia STS-50 Orbiter Vehicle Liftoff

Columbia STS-50 Orbiter Vehicle Liftoff

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Omega Centauri (NGC 5139) from Hubble Space Telescope

Omega Centauri (NGC 5139) from Hubble Space Telescope

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Space Shuttle Discovery on the Tarmac

Space Shuttle Discovery on the Tarmac

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

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

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