Analysis: Russian Meteorite Was An Everyday Space Rock, Common Throughout The...
The giant space rock that exploded above Russia earlier this month spent about 4.5 billion years cruising around the solar system before its fiery arrival in Earth's…
View ArticleEuropean Space Agency Decides Which Asteroid They'll Go Smash Into First
A European mission to intercept and deflect an asteroid now has a target: asteroid Didymos. The proposed Asteroid Impact and Deflection Assessment mission couldn't have had…
View ArticleAstronomers Calculate Russian Meteorite's Orbit, Find It Has 80 Million Cousins
Thanks to dozens of video reports, scientists are getting a pretty good handle on the life history of the massive meteorite that exploded above Russia earlier this month.
View ArticleIn The Same Cataclysm That Gave The Moon Its Craters, Lots Of Asteroids...
About 4 billion years ago, something caused Jupiter and the other gas giant planets to shift in their orbits, shoving countless space rocks out of their positions in the…
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NASA May Use Nukes To Defend Earth From Asteroids
Illustration Of A Planetoid Crashing Into EarthWikimedia CommonsIn 2013, a 60-foot-wide meteor exploded over Russia, and no one saw it coming. The Chelyabinsk impactor was relatively small by...
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NASA's Mission To Sample A Killer Asteroid Launches In September
Space Get ready for OSIRIS-REx The spacecraft will travel 1.2 billion miles to 101955 Bennu, where it will collect rocks and pebbles off the asteroid's surface and carry it all back to Earth.
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The Mission To Visit A Killer Asteroid
Space Osiris-Rex launches in September Despite its small size, 101955 Bennu is one of the most dangerous asteroids in the solar system.
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OSIRIS-REx Liftoff: Perfectly Executed, On Its Way To An Asteroid
Space "Let’s go get the science." OSIRIS-REx left Earth last night at 7:05 p.m. on the pointy end of an Atlas V rocket going 36,000 miles per hour.
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Second Asteroid In A Month Sails By Without Us Detecting It First
Space Do you want extinction? This is how you get extinction. Know what's really comforting? When a completely unobserved asteroid snuck up on earth and went whizzing by our planet like a golf ball,...
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NASA's new Psyche mission will take us to a metal asteroid for the first time
Space It may be the naked core of an ancient planet Asteroids are some of the last remaining unexplored territories in the solar system. To help fill in some of the blanks, NASA just announced two new...
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Is NASA launching too many asteroid missions?
Space Not all scientists are happy about recent Discovery mission picks While everyone agrees these are all worthy missions, some scientists are raising concerns about the lack of diversity in NASA's...
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Today's rarest space rocks were once common clods
Space Unfortunately for us, meteorites still come in all shapes and sizes The history of our solar system is a history of collisions. Massive collisions.
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How do I find a meteorite?
Space A fireball meteor over Chicago ignites hearts and minds—and scientific reports Because you know you want to drop everything and become a meteorite hunter.
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The dwarf planet Ceres may be capable of supporting life
Space Dawn spacecraft discovers organic materials on its surface This is the first time organic molecules have been definitively detected in the asteroid belt.
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This building hanging from an asteroid is absurd—but let’s take it seriously...
Technology Welcome to the Analemma tower and its half hour elevator rides Have you ever wanted to wake up and see the curvature of the Earth? Or wanted to live exclusively indoors? Well good news,...
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You shouldn't be too worried about the huge asteroid that's about to fly...
Space Potentially hazardous objects are rarely all that hazardous. There are 1,400 objects near and large enough to cause real damage if they hit us. Why do they never seem to pose a real risk?
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Cassini is gone. What comes next?
Space Europa, the outer solar system, and a lot of questions. Cassini is no more, but that doesn’t mean that we’ll stop exploring.
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NASA's asteroid-collecting spacecraft will slingshot around Earth today
Space It has to pick up an extra boost. OSIRIS-REx is stopping by to pick up an extra boost from Earth’s gravity.
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Second Asteroid In A Month Sails By Without Us Detecting It First
Space Do you want extinction? This is how you get extinction. Know what's really comforting? When a completely unobserved asteroid snuck up on earth and went whizzing by our planet like a golf ball,...
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NASA's new Psyche mission will take us to a metal asteroid for the first time
Space It may be the naked core of an ancient planet Asteroids are some of the last remaining unexplored territories in the solar system. To help fill in some of the blanks, NASA just announced two new...
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