Comets and asteroids A-Z
Solar System
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Comets and asteroids A-Z. (2013). In Q-files Encyclopedia, Space, Solar System. Retrieved from
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"Comets and asteroids A-Z." Space, Solar System, Q-files Encyclopedia, 15 Aug. 2013.
https://www.q-files.com/space/solar-system/comets-and-asteroids-a-z/.
Accessed 12 Dec. 2019.
Comets and asteroids A-Z 2013. Space, Solar System. Retrieved 12 December 2019, from
https://www.q-files.com/space/solar-system/comets-and-asteroids-a-z/
Space, Solar System, s.v. "Comets and asteroids A-Z," accessed December 12, 2019.
https://www.q-files.com/space/solar-system/comets-and-asteroids-a-z/
Comets and asteroids A-Z
Asteroid A rocky body that orbits the Sun. Asteroids range in size from tiny specks to blocks about 1000 km (600 miles) in diameter. Most asteroids are made of rock, some are made of metal and some are made of rock and metal. They are sometimes referred to as planetoids or minor planets.
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