Asteroids
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Today is the 3rd annual Asteroid Day, and the first to be presented under the auspices of the United Nations, with live global broadcasts raising awareness about asteroids
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Terrawatch An experiment shows how particles of varying sizes sort themselves out on the surface of a small asteroid
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Space physicist Dr Carrie Nugent talks about the chances of Earth being hit by a giant asteroid – and why she owes her job to a Bruce Willis movie
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As June 30th is annouced as Asteroid Day 2017, astronaut Hadfield explains why we should take the possibility of collisions with celestial rocks seriously
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Scientist recommended Nasa build an interceptor rocket, with periodic testing, alongside an observer spacecraft to stop catastrophic fireballs from hitting us
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Nasa launches the Osiris-Rex spacecraft into space on Thursday, on a seven-year quest to collect samples from the asteroid Bennu, which could date back to the origins of the solar system
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Astronomers have puzzled over the lack of large craters on our nearest dwarf planet. Has a computer simulation helped reveal their fate?
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Across the universe Staying vigilant for hazardous asteroid impacts should be a priority. Here's why
Brian May, Clark Chapman, Thomas JonesIt’s Asteroid Day, an annual event reminding governments and the public that asteroids are the only major natural disasters we have a chance of preventing -
Piece of meteorite may have resulted form a mid-space collision between vast asteroids more than 470m years ago
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Hydrogen in lunar samples reveals water could have been delivered by asteroids crashing into the moon’s vast magma ocean billions of years ago
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Kate Ravilious on a plan to land a small craft on the astroid Didymos and bump it off course
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New research resolves longstanding controversy, showing dinosaurs were already heading for extinction before the asteroid strike that sealed their fate
Armageddon: scientists calculate how stars can nudge comets to strike Earth