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, ...

Mercury's Horizon Image from Messenger Spacecraft

Mercury's Horizon Image from Messenger Spacecraft

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Seven Sisters Pleiades Star Cluster (M45)

Seven Sisters Pleiades Star Cluster (M45)

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NASA - Eta Carinae, Doomed Star

NASA - Eta Carinae, Doomed Star

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City of Seoul (Hanyang), South Korea

City of Seoul (Hanyang), South Korea

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Nardo Ring, Italy - Race Car Test Track

Nardo Ring, Italy - Race Car Test Track

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Antennae Galaxies - Two Spiral Colliding Galaxies

Antennae Galaxies - Two Spiral Colliding Galaxies

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Huygens Probe and Titan

Huygens Probe and Titan

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NASA - Cleveland Volcano, Aleutian Islands

NASA - Cleveland Volcano, Aleutian Islands

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NASA - The Cone Nebula and NGC 2264

NASA - The Cone Nebula and NGC 2264

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Spacewalking Astronaut NASA STS-41-B EVA

Spacewalking Astronaut NASA STS-41-B EVA

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NASA - Orion Crew Exploration Vehicle

NASA - Orion Crew Exploration Vehicle

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Serpens Constellation's Star-Forming Region

Serpens Constellation's Star-Forming Region

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The Fairy of M16 Eagle Nebula in Infrared

The Fairy of M16 Eagle Nebula in Infrared

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Jupiter Eye to Io

Jupiter Eye to Io

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Out of the Dust, a Planet is Born

Out of the Dust, a Planet is Born

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