asteroids are big in the shape
It is amazing to be able to see an asteroid in a telescope.
A asteroid travels at the speed of light.
the asteroid raced across from Mars to Jupiter
The asteroid passed overhead in all it's glory and wonder. Will that do?
Here is one: A massive comet or asteroid appears to have ended the dinosaurs lives.
The asteroid missed the Earth's atmosphere by inches.We will begin asteroid mining soon.
Scientists believe that the asteroid belt located between the orbits of Mars and Jupiter contains remnants from the early formation of the solar system.
Astronomers are lucky in their lifetimes to see a syzygy occuring in the outer level of planets, after the asteroid belt
The word 'interstellar' in a sentence: The interstellar nebula was huge compared to the asteroid.
asteroids are the rocks of he universe
The asteroid sped through the night sky, leaving a trail of fiery debris in its wake.
If you ever been in space, there are many asteriods.