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Asteroids vary greatly in size, from almost ... The dwarf planet Ceres is by far the largest asteroid, with a diameter of 975 km (610 ...

Asteroids – Facts and Information about Asteroids - Space.com


Nov 21, 2014 ... But despite their size, asteroids can be dangerous. ... The average temperature of the surface of a typical asteroid is minus 100 degrees F ...

Asteroids - In Depth | Planets - NASA Solar System Exploration


Asteroids range in size from Vesta - the largest at about 329 miles (530 ... than sometimes seen in Hollywood movies: on average, their separation is in excess of ...

The Outer Planets: Asteroids


SUMMARY: Asteroids are small, rocky bodies that orbit the Sun much like ... In fact, while comets are the size of a typical city, asteroids are about the size of a ...



Most asteroids are the size of gravel but 16 asteroids have a diameter of 240 km or ... Since the orbital radius of the average asteroid in the asteroid belt closely ...

Asteroids Facts, information, pictures | Encyclopedia.com articles ...


Asteroids vary in size from 580 miles (940 kilometers) in diameter (Ceres, the ..... The average orbital distance of the main-belt asteroids from the sun is about 2.9 ...

Asteroid Belt

www.astro.cornell.edu/~randerson/Inreach Web Page/inreach/asteroids.html

This region is a ring of tens of thousands of relatively small rocky objects called Asteroids. Asteroids can vary greatly in size. The smallest are the size of small ...



Meteor's come in a range of sizes, from dust-sized which we see as reflected ... date asteroid size 1801 Ceres 500km 1802 Pallas 290km 1804 Vesta 260km ...

Asteroid Belt Facts - Interesting Facts about the Asteroid Belt


The average distance between objects in the Asteroid Belt is quite large. ... Some asteroids in the Belt are quite large, but most range in size down to pebbles.

Asteroids, meteoroids, meteors, meteorites, comets - Sun.org


Dec 12, 2014 ... Even though there are millions of asteroids with sizes up to more than ... inside the asteroid belt the average distance between two asteroids is ...

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Asteroid Fast Facts | NASA


Asteroid Facts. ... Every 2,000 years or so, a meteoroid the size of a football field hits Earth and causes significant damage to the area. Only once every few ...

Asteroids l Asteroid facts, pictures and information - The Nine Planets


Several hundred thousand asteroids have been discovered and given ... How do asteroids get pushed from their 'normal' orbits into Earth-crossing ones?

Asteroids - Astronomy For Kids - KidsAstronomy.com


An asteroid is a large rock in outer space. Some, like Ceres, can be very large, while others are as small as a grain of sand. Due to their smaller size, asteroids ...