![]() ![]() Objects in the space environment can be categorised in two broad categories: The Reentering the atmosphere, that are non functional ( IADC definition). Of specific interest is space debris, defined asĪll man made objects including fragments and elements thereof, in Earth orbit or Including fragments and elements thereof, which currently, or previously did, ![]() This environment is understood to contain all man made objects, Here we would like to briefly address and summarise some facts on the spaceĮnvironment. The number of debris objectsĮstimated based on statistical models to be in orbitģ6500 space debris objects greater than 10 cmġ000000 space debris objects from greater than 1 cm to 10 cmġ30 million space debris objects from greater than 1 mm to 1 cm Not all objects are tracked and catalogued. More than 630 Total mass of all space objects in Earth orbit More than 10100 tonnes Number of debris objects regularly tracked by Space Surveillance Networks andĮstimated number of break-ups, explosions, collisions, or anomalous events Last update: 11 August 2022 Space debris by the numbers Number of rocket launches since the start of the space age in 1957 About 6250 (excluding failures) Number of satellites these rocket launches have placed into Earth orbit About 13630 Number of these still in space About 8850 Number of these still functioning About 6600 The slides on the Space Capacity concept presented at the ESPI Event "Limited Orbital Environments: Capacity Approaches to Outer Space" () are available The latest Space Debris Environment Report issued by ESA's Space Debris Space Environment Statistics Environment Report ![]()
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