print email comment close Orbital Debris Frequently Asked Questions URL: http://www.orbitaldebris.jsc.nasa.gov/faqs.html Description: A FAQ on orbital debris, which is defined as "any man-made object in orbit about the Earth which no longer serves a useful purpose." Discusses sources and amount of debris in Earth's orbit, its effect on spacecraft, and U.S. policy and guidelines on orbital debris. From the NASA Orbital Debris Program Office. Publisher: National Aeronautics Space Administration, NASA Orbital Debris Program Office Library of Congress Subject Headings: Space debris Space environment LII Database Information: Record 16387 created by Jennifer English on 04/19/2004 Last modification on 04/20/2004 Published: 04/19/2004   Funding agency: California State Library LII Item ID: http://lii.org/cs/lii/view/item/16387