» Space & Exploration - Meteorites/Asteroids/Comets
  • Comet - Wikipedia, the free encyclopedia
  • Comet Introduction - Comets are small, fragile, irregularly shaped bodies composed of a mixture of non-volatile grains and frozen gases. They have highly elliptical orbits that bring them very close to the Sun and swing them deeply into space
  • Whirlpool Galaxy - Astrophotography: featuring images of comets, meteors, galaxies, star- clusters, nebulae, comets, and other deep-sky objects
  • Comets - Kids science videos, lessons and quizzes for K-12 grade school kids that make learning fun and interesting
  • New England Meteroritical - A huge educational site about meteorites. An extension of New England Meteoritical Service's laboratory, this site offers the largest selection of meteorites and meteoritical materials on Earth to collectors, students, educators, universities, and museums
  • Comet - Wikipedia, the free encyclopedia
  • North American Meteor Network - A network of meteor observers and other astronomy enthusiasts dedicated to coverage of sporadic and meteor shower activity
  • The Barringer Meterorite Crater - When Europeans first discovered the crater, the plain around it was covered with chunks of meteoritic iron - over 30 tons of it, scattered over an area 8 to 10 miles in diameter
  • Space Weather - News and information about meteor showers, solar flares, auroras, and near-Earth asteroids
  • Cosmic Ancestry - The purpose of this website is to serve as a resource about Cosmic Ancestry ("more than panspermia"). The website is operated pro bono, without any revenue or profit motive