asteroids

scientists study asteroids to learn about the early solar system.

the asteroid belt lies between mars and jupiter.

a large asteroid impact could devastate earth.

space agencies track near-earth asteroids for potential threats.

deflecting asteroids is a challenge for space exploration.

the asteroid's composition reveals clues about its origin.

researchers analyze asteroid samples returned from missions.

a minor asteroid grazed earth's atmosphere last week.

the mission aims to map the asteroids in the main belt.

detecting and characterizing asteroids is crucial for planetary defense.

the size of the asteroid varied greatly within the sample.