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, ...

Astronaut Space Walk Free Fly

Astronaut Space Walk Free Fly

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From the Earth Above

From the Earth Above

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Milky Way Galaxy Top View

Milky Way Galaxy Top View

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From the Ashes of the First Stars - Primordial Quasar

From the Ashes of the First Stars - Primordial Quasar

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Mountains of Creation, Spitzer Space Telescope

Mountains of Creation, Spitzer Space Telescope

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Two Cyclones Formed in Tandem in November 2006

Two Cyclones Formed in Tandem in November 2006

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NASA - 10000 Galaxies, HST Ultra Deep

NASA - 10000 Galaxies, HST Ultra Deep

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NASA - the Andromeda Galaxy, M31, Spyral Galaxy

NASA - the Andromeda Galaxy, M31, Spyral Galaxy

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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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NASA - Black Hole Grabs Starry Snack

NASA - Black Hole Grabs Starry Snack

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NASA Space Shuttle Discovery is Ready for Launch

NASA Space Shuttle Discovery is Ready for Launch

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Phoenix on the Red Planet, Artist's Concept

Phoenix on the Red Planet, Artist's Concept

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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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Bow Shock Near a Young Star, Great Nebula in Orion

Bow Shock Near a Young Star, Great Nebula in Orion

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Mariner 2 Spacecraft (Mariner-Venus 1962)

Mariner 2 Spacecraft (Mariner-Venus 1962)

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