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Russia Meteor Blast is Biggest in 100 Years
Today's explosion is the biggest since the Tunguska Event in 1908, scientists say.
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Russian Fireball Explosion Comes Amid Fireball Season
A mysterious peak in number of very bright meteors in the night sky happens each spring.
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Asteroid-Targeting System Could Vaporize Dangerous Space Rocks
Scientists have unveiled a plan to vaporize asteroids that threaten Earth.
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Meteor Hits Central Russia, 900+ Hurt | Video
A meteor crashes into the Urals in central Russia, injuring over 900 people authorities say.
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NASA Will Fire Radar at Asteroid During Close Flyby Today
NASA will use two radio antennas to ping asteroid 2012 DA14 during its extremely close shave toda...
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Meteor Explosion in Russia Hurts Hundreds of People: Reports
The meteor sent a shockwave that shattered window and damaged hundreds of buildings, Russian offi...
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TOP STORIES
Asteroid Buzzes Earth in Record-Breaking Flyby
Meteor Blast Over Russia Feb. 15: Complete Coverage
Russian Meteor Shook Ground Like An Earthquake
Today's Asteroid Flyby a Wakeup Call, Scientists Say
What Are an Asteroid, a Meteor and a Meteorite?
IMAGE ALBUMS
Meteor Streaks Over Russia, Explodes (Photos)
100-Year Cosmic Ray Mystery Solved with Supernovas ...
Photos: New Space Toys at Toy Fair 2013
Valentine's Day in Space: Cosmic Love Photos
IMAGE OF THE DAY
The Great and Mighty Orion (Nebula)
TOPICS
Space History Photos
COUNTDOWNS
5 Amazing Fireballs Caught on Video
INFOGRAPHICS
How Asteroid 2012 DA14 Will Give Earth Close Shave (Infographic)
WALLPAPERS
Hot Interior of the Eskimo Nebula
Human Spaceflight
Space Exploration Ignored in Obama's State of t...
The president's annual address rarely mentions NASA, spaceflight or exploration.
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NASA's New Spaceship Tech Could Help Take Astronauts to Mars
Robotic Russian Supply Ship Docks With Space Station
Russia Launches Robotic Supply Ship to Space Station
Private Spaceflight
Private Moon Travel Startup Launches Crowdfundi...
The company aims to send manned expeditions to the moon by 2020.
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Next Private Spacecraft Launch to Space Station Set for March 1
Faint Radio Signals Reveal Secrets of Failed Stars
Private Space Plane Poised for Big Test Flight
Science & Astronomy
US House Committee to Hold Hearing on Asteroid ...
In the wake of a meteor explosion over Russia and a close asteroid flyby, a congressional committee wi...
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Satellite Sees Russian Meteor Explosion from Space
Rare Star Explosion Creates Galaxy's Youngest Black Hole
Ancient Star Explosion Helps Solve Cosmic Ray Mystery
Search For Life
How Jupiter Moon Europa's Underground Ocean Was...
NASA's Voyager and Galileo missions spotted key evidence of Europa's ocean while studying the icy moon.
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Salty Antarctic Pond May Hold Clues to Water on Mars
Are You There, E.T.? SETI Finds No Alien Signals from Exoplanets
Closest 'Alien Earth' May Be 13 Light-Years Away
Skywatching
Russian Meteor Explosion Not Caused by Asteroid...
NASA asteroid expert Don Yeomans says it is clear this meteor explosion is not related to today's aste...
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Meteorite Falls in Eastern Russia, Causes Damage: Reports
Asteroid Flyby Webcasts: Watch 2012 DA14 Live Here Friday
Asteroid Gives Earth Record-Setting Close Shave Today: How to Watch Online
Tech
Space History Photo: 1997 Dryden Research Aircr...
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Earth-Buzzing Asteroid Worth $195 Billion, Space Miners Say
Space History Photo: Submarine Model in the NTF
Canada Funds Space Robot Projects Amid Competition
Reference
Navstar: GPS Satellite Network
The Navstar constellation of satellites provides the signals for a global positioning system.
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Percival L...
Percival Lowell's study of Mars, while flawed, fueled public e...
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Telstar: S...
The twin Telstar satellites not only ushered in a new era of s...
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Asteroids:...
Asteroids are small, airless rocky worlds that revolve around ...
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Landsat: F...
Landsat is a series of satellites that observe conditions on E...
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Black Hole...
Black holes are some of the strangest and most mysterious obje...
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VIDEO
Russian Meteor Track and Detonation Seen From S...
EUMETSAT's Meteosat-9 satellite captured imagery of the space rock over Russia in February 15th, 2013
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RAW VIDEO: Meteorite Crash in Ru...
A series of explosions in the skies of Russia's...
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Can Earth Trigger An Asteroid Qu...
"We'll have a big effect on this rock ", says D...
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Supernova Explosion - Star's Las...
When a star at least 8 times more massive than ...
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Space Mining Company Says Friday...
Deep Space Industries says the materials in a n...
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Scotland's First Satellite - Wha...
Scottish company Clyde Space has had a long his...
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Scotland Goes Full Throttle Into...
Scottish company Clyde Space has developed nano...
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Youngest Black Hole Created by D...
Our Milky Way galaxy's youngest black hole may ...
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Dark Cloud In Space Resembles A ...
In the Sagittarius constellation, neighboring a...
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Refueling in Space Could Spur Co...
NASA's Robotic Refueling Mission (RRM) passes a...
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