|
Space debris - Wikipedia, the free encyclopedia
|
||
|
|
||
|
Information about space debris that floats around the Earth. ... 'Space junk' or 'space debris' is any artificial rubbish orbiting the Earth ... There may be over a million pieces of space junk currently orbiting the Earth. However, all but 9,000 of these are smaller than a tennis ball...
|
||
|
Space around Earth is filling up with human-made debris, adding risk to human and robotic space missions. Experts say it's time to collect large pieces of old junk. ... Scientists say the orbital debris, better known as space junk, poses an increasing threat to space activities, including robotic missions and human...
|
||
|
On McKnight's desk is a photograph showing the thousands of other pieces of debris generated by the test, which McKnight, a vice-president of a company called Titan Research and Technology, and other researchers carried out to simulate the collision of a satellite with a piece of orbiting space junk.
|
||
|
Many of these are debris from payloads and rocket bodies, called "space junk." On any clear evening, you have an excellent chance of seeing a satellite about 1 to 1 1/2 hour after sunset. Most will be observed in north-south or south-north orbit.
|
||
|
Comet dust and meteoroids -- learn more about nature's tiniest space junk from JPL's STARDUST web site. ... US Space Command -- Their primary mission is to watch for missiles, but they also monitor space junk in Earth orbit.
|
Copyright © 2009, Dictionary.com, LLC. All rights reserved.