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en.wikipedia.org/wiki/Asteroid

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

www.space.com/51-asteroids-formation-discovery-and-exploration.html

Mar 16, 2017 ... But despite their size, asteroids can be dangerous. ... The average temperature of the surface of a typical asteroid is minus 100 degrees F ...

solarsystem.nasa.gov/planets/asteroids/indepth

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 ...

www.nasa.gov/mission_pages/asteroids/overview/fastfacts.html

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 ...

www.reference.com/science/average-size-asteroids-2187be5f8268f8e8

Although NASA hasn't calculated an average, asteroids range in size from Ceres, measuring 590 miles in diameter, to smaller ones that measure less than a ...

www.scienceclarified.com/scitech/Comets-and-Asteroids/Vital-Statistics-of-Asteroids-and-Comets.html

Like comets, they can vary greatly in size, shape, and composition. ... A typical example of such irregular asteroids is Eros, which NASA's NEAR-Shoemaker ...

nineplanets.org/asteroids.html

How do asteroids get pushed from their 'normal' orbits into Earth-crossing ones? What is the probability that a large comet or asteroid will hit the Earth in any ...

www.esa.int/Our_Activities/Space_Science/Asteroids_Structure_and_composition_of_asteroids

Asteroids come in many shapes and sizes. From piles of ... The typical composition of an asteroid depends on its distance from the Sun. At the outer edges of the ...

cseligman.com/text/asteroids/sizedistribution.htm

A brief summary of the distribution of sizes and masses for asteroids.