Back to Article List From the July 2008 issue Where can I get information about impact sites on Earth? Betty Smith, Williamson, West Virginia By Astronomy Staff | Published: July 1, 2008 The Earth Impact Database and the Suspected Earth Impact Sites list are good web sources for information on terrestrial impact sites.
Science Ask Astro: If gravity is the weakest fundamental force, why is the Sun’s gravity so far-reaching?
Human Spaceflight, Science Ask Astro: How fast could a ship reach light-speed without crushing its human occupants?
