Low Earth Orbit (LEO) is the region of space below the altitude of 1,240 miles (2,000 kilometers) from our planet. It is the most concentrated area for orbital debris. Credit: NASA

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?