Questions with the keyword 'asteroid'

• Have you seen hayleys comet? by crimetime123 to Simon . Comments: (No comments so far)
• What is the biggest asteroid that landed on Earth? by hpete64 and 1 other. to James, Simon . Comments: (So far, one comment)
• What will be the consequences if the asteroid 99942 Apophis hit Earth? by alphacentauri2 to Simon, Matthew . Comments: (No comments so far)