Information last updated on 20 September 2024
- Number of rocket launches since the start of the space age in 1957
- About 6740 (excluding failures)
- Number of satellites these rocket launches have placed into Earth orbit
- About 19590
- Number of these still in space
- About 13230
- Number of these still functioning
- About 10200
-
Number of space objects regularly tracked by Space Surveillance Networks and
maintained in their catalogue
- About 36860
-
Estimated number of break-ups, explosions, collisions, or anomalous events
resulting in fragmentation
- More than 650
- Total mass of all space objects in Earth orbit
- More than 13000 tonnes
-
Not all objects are tracked and catalogued. The number of debris objects
estimated based on statistical models to be in orbit
(MASTER-8, future population 2024)
-
40500 space debris objects greater than 10 cm
1100000 space debris objects from greater than 1 cm to 10 cm
130 million space debris objects from greater than 1 mm to 1 cm