Astronomy. any of the thousands of small bodies of from 480 miles (775 km) to less than one mile (1.6 km) in diameter that revolve about the sun in orbits lying mostly between those of Mars and Jupiter.
Zoology. an asteroidean; a starfish.
Asteroids are minor planets, especially those of the inner Solar System. The
larger ones have also been called planetoids. These terms have historically been
Every once in a while, a meteor will be big enough to weather its fiery descent
and land on Earth, where it earns the title "meteorite." Asteroids are also known
Nov 21, 2014 ... Asteroids are small, airless rocky worlds that revolve around the sun and are too
small to be called planets. They are also called space rocks, ...
www.ask.com/youtube?q=What Is a Asteroid?&v=emFJDUKmXH4
May 12, 2014 ... Asteroids are minor planets, especially those of the inner Solar System. The
larger ones have also been called planetoids. These terms have ...
Asteroids are rocky-metallic objects which range in size from about the size of
pebbles to around 600 miles (~1,000 km) across. Although they orbit the Sun,
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 ...
Space is a rocky place. The biggest space rocks are asteroids. Asteroids are
made up of rock and iron like the four planets closest to our sun, but they are
Part of NASA's overall Asteroid Redirect Mission (ARM), this mission will use a
number of important technologies to prepare for an early human exploration ...