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asteroid belt
NOUN [ASTRONOMY.]
1.
the region of space between the orbits of Mars and Jupiter in which most asteroids are located.
Source: Dictionary.com
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en.wikipedia.org/wiki/Asteroid_belt

The asteroid belt is the circumstellar disc in the Solar System located roughly between the orbits of the planets Mars and Jupiter. It is occupied by numerous ...

coolcosmos.ipac.caltech.edu/ask/185-What-is-the-asteroid-belt-

The asteroid belt is a region of space between the orbits of Mars and Jupiter where most of the asteroids in our Solar System are found orbiting the Sun.

www.space.com/16105-asteroid-belt.html

May 4, 2017 ... Most asteroids orbit between Mars and Jupiter in the Main Asteriod Belt. But some space rocks stray out of the main belt and threaten Earth.

starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/asteroids.html

An asteroid is a bit of rock. It can be thought of as what was "left over" after the Sun and all the planets were formed. Most of the asteroids in our solar system can ...

space-facts.com/asteroid-belt

The Asteroid Belt is located in an area of space between the orbits of Mars and Jupiter. That places it between 2.2 and 3.2 astronomical units (AU) from the Sun.

solarsystem.nasa.gov/planets/asteroids

Asteroids are rocky, airless worlds that orbit our sun, but are too small to be ... Tens of thousands of these minor planets are gathered in the main asteroid belt,  ...

kids.nineplanets.org/asteroid.htm

The Asteroid Belt is a region between the inner planets and outer planets where thousands of asteroids are found orbitting around the Sun.

www.sciencedaily.com/terms/asteroid_belt.htm

The asteroid belt is a region of the solar system falling roughly between the planets Mars and Jupiter where the greatest concentration of asteroid orbits can be ...