Asteroids


Subject:
comets , collisions , disasters

Description:
The site answers questions about asteroids like: What can they do? Will they obliterate Earth? How are asteroids found? Did asteroids deliver life? What are they made of? What about comets?

Creator:
The Why Files

Language:
English

Source:
http://whyfiles.org/074asteroid/


PID= res:ipl-10898