Over 8,000 websites created by students around the world who have participated in a ThinkQuest Competition.
The Doomsday Asteroid
This entry explains the differences between comets, meteors, and asteroids, and discusses the possibilities of earth being hit by an asteroid. The entry focuses on an asteroid predicted to come close to the earth within the next 45 years, and also discusses other similar collisions that have already occurred.
19 & under
Science & Technology > Astronomy