Last, even if a state could track a small piece that belonged to it, the debris is only being deorbited
During its operation from 1991 to 2000, when it was deorbited
by NASA, the Compton Gamma Ray Observatory explored the high-energy sky looking at some of the most violent and energetic processes in the universe, including black holes, solar flares, gamma-ray bursts, and pulsars.
125) The last piece of debris ultimately deorbited
in 2002, seventeen years after the United States conducted its test.
The first crewed flight of Ares I and Orion is no earlier than 2017, after the International Space Station has been deorbited
The ISS was to be used until 2016 and then deorbited
, but the NASA Authorisation Act 2008, signed into law last week by President George Bush, updates the 2005 Authorisation Act requiring an ISS National Laboratory plan.
Even doing that, it was 2004 before the last piece of debris deorbited
For example, inactive payloads may be deorbited
with the help of a space tether.
However, by using archival data from the EGRET instrument on the deorbited
Compton Gamma Ray Observatory, Isabelle Grenier (French Atomic Energy Commission) has found a subset of gamma-ray sources that appear to be distributed much like globular clusters.
ASTRA 1B has reached the end of its life after 15 years of service and will be deorbited
within the coming weeks.
Tender issueTo avoid the LEO becoming unusable after a chain reaction of space debris collisions commonly referred to as the Kessler syndrome spacecrafts and rocket upper stages of ELVs need to be deorbited
The new Progress linked up to the Pirs Docking Compartment at the station where it will remain until late July, when it will undock and be deorbited
to burn up in the Earth's atmosphere.
Three have been launched: Hubble Space Telescope, launched April 1990 (for the visible wavelengths); Compton Gamma Ray Observatory, launched April 1991, deorbited
June 2000; and Chandra X-Ray Observatory, launched July 1999.