Researchers speculate a giant fragment produced by a collision between two asteroids smashed into Earth 65 million years ago, creating the Chicxulub crater off the coast of the Yucatan. Credit: Don Davis

Site Map | News | SpaceFlight | Science | Technology | Entertainment | SpaceViews | NightSky | Ad Astra | SETI
Image Galleries | Videos | Reader Favorites | Image of the Day | Amazing Images | Wallpapers | Community
about us | FREE Email Newsletter | message boards | register at SPACE.com | contact us | advertise with us | terms & conditions | privacy statement
DMCA/Copyright
  What is This?