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A glowing laser shines forth from the European Southern Observatory’s Very Large Telescope, creating an artificial star 90 km above the surface of the Earth used to fine-tune the telescope's optics.

Best Space Photos Of The Week Nov. 12, 2011

Soviet and Russian Space Missions

Top 10 Soviet And Russian Space Missions

NASA's Space Exploration Vehicle

The 9 Coolest Mock Space Missions

This still from a NASA animation depicts the super-bright and super-young pulsar J1823-2021A, which is the brightest and youngest pulsar yet discovered, and has a powerful magnetic field. The pulsar spins about

Vote Now! Top Space Stories Of The Week Nov. 6, 2011

Lynd's Dark Nebula 1622.

Best Space Photos Of The Week Nov. 5, 2011

Few Asteroids Look Ripe for Astronaut Visit By 2025

The 7 Strangest Asteroids In The Solar System

A Delta 2 rocket launches with the NPOESS Preparatory Project (NPP) spacecraft payload from Space Launch Complex 2 at Vandenberg Air Force Base, Calif. on Friday, Oct. 28, 2011. NPP is the first NASA satellite mission to address the challenge of acquiring

Vote Now! Top Space Stories Of The Week Oct. 30, 2011

Auroral Glow Over Earth

Best Space Photos Of The Week Oct. 29, 2011

Pluto Colder Than Expected

Meet The Solar System's Dwarf Planets

SpaceShipTwo makes a May 4, 2011 landing on Runway 30 at the Mojave Air and Space Port in California. Touch down signaled the successful end to the craft's 7th glide test and, for the first time, evaluation of its novel feather re-entry system.

Vote Now! Top Space Stories Of The Week Oct. 23, 2011

Bubble Nebula

Best Space Photos Of The Week Oct. 22, 2011

This artist’s impression shows galaxies at a time less than a billion years after the Big Bang, when the universe was still partially filled with hydrogen fog that absorbed ultraviolet light.

The Universe: Big Bang To Now In 10 Easy Steps

Shuttle Atlantis over the Bahamas

Vote Now! Top Space Stories Of The Week Oct. 16, 2011

Southern Lights Seen from Space

Best Space Photos Of The Week Oct. 15, 2011

The next 50 years of spaceflight will carry many challenges and surprises for explorers hoping to extend their reach into the cosmos. But it will also likely hold untapped riches for space science and spinoff technology that could, one day, catapult human

Vote Now! Top Space Stories Of The Week Oct. 9, 2011

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