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Posts Tagged "near-earth object"

Life, Unbounded

Heads Up! Thirteen Years Of Asteroid Impacts On Earth

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Since the Chelyabinsk event in early 2013, when a brilliant meteor fireball streaked across Russian skies and exploded with the energy of thirty Hiroshima bombs, humans have paid slightly more attention to the potential danger of asteroids than before. A combination of media attention and the viral spread of eyewitness videos and photos perhaps did [...]

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Observations

Asteroid Hunter Gives an Update on the Threat of Near-Earth Objects

An Earth impact by a large comet or asteroid could knock out human civilization with a single blow, as most people are now aware thanks to recent Hollywood movies and public outreach by planetary scientists. Since 1998, when NASA initiated its Spaceguard program to find comets and asteroids 1 km in diameter and larger, researchers [...]

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