Gazing at the night sky can evoke a sense of wonder regarding humanity's place in the universe. But that's not all it can evoke. If you're knowledgeable about asteroid strikes like the one that wiped out the dinosaurs, then ...
Space Exploration
Mar 4, 2022
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On a cool summer morning in 1908, a fireball appeared over northern Siberia. Eyewitnesses described a column of blue light that moved across the sky, followed by a tremendous explosion that leveled trees across more than ...
Space Exploration
May 20, 2020
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What are your chances of getting smacked – and killed—by a meteorite? One astronomer put the odds of death by space rock at 1 in 700,000 in a lifetime, while others say it's more like 1 in 1,600,000.
Space Exploration
Apr 30, 2020
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Every single day, many tons of tiny rocks—smaller than pebbles—hit the Earth's atmosphere and disintegrate. Between frequent shooting stars we wish on in the night sky and the massive extinction-level asteroids that we ...
Space Exploration
Jun 27, 2019
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In 1908 it was Tunguska event, a meteorite exploded in mid-air, flattening 770 square miles of forest. 39 years later in 1947, 70 tons of iron meteorites pummeled the Sikhote-Alin Mountains, leaving more than 30 craters. ...
Space Exploration
Dec 9, 2016
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Sixty-five million years ago, disaster struck the Earth. An asteroid or comet around 10km in diameter slammed into what is now the Yucatan Peninsula in Mexico.
Space Exploration
Sep 6, 2016
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We live on a moving target in a cosmic firing range. Each day, the Earth is bombarded by about a hundred tonnes of space debris. It may sound alarming, but this is really nothing to worry about. Most of the objects that fall ...
Space Exploration
Feb 26, 2016
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(Phys.org) —Near Earth Objects (NEOs) are asteroids (or comets) whose orbits sometimes bring them close to the earth's orbit. Thus they could potentially collide with the Earth, giving them considerably more parochial interest ...
Space Exploration
Jun 27, 2014
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(Phys.org) —A team of researchers with members from the U.S., Germany and Ukraine is claiming in a paper they've had published in the journal Planetary and Space Science, that they have found evidence to prove the Tunguska ...
(Phys.org) —In February, a speeding asteroid slammed into our atmosphere and exploded high over Russia's Ural region, injuring hundreds and causing millions of euros of damage. What should we do if we have a similar – ...
Space Exploration
May 8, 2013
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