Asteroid

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Asteroids are chunks of solid matter of various shapes that are smaller than planets.

Asteroids in Real Life

  • 99942 Apophis is a 45-million-ton rock with a 1 in 45,000 chance of striking the Earth in 2036. [1]

Asteroids in Science Fiction

Asteroids often appear in science fiction stories, both in our solar system and in other galaxies. A common idea proposed by scientists and featured in science fiction is the mining of asteroids.


Notes

  1. http://neo.jpl.nasa.gov/apophis/
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