Information last updated on 20 September 2021
- Number of rocket launches since the start of the space age in 1957
- About 6110 (excluding failures)
- Number of satellites these rocket launches have placed into Earth orbit
- About 12070
- Number of these still in space
- About 7550
- Number of these still functioning
- About 4700
-
Number of debris objects regularly tracked by Space Surveillance Networks and
maintained in their catalogue
- About 29520
-
Estimated number of break-ups, explosions, collisions, or anomalous events
resulting in fragmentation
- More than 630
- Total mass of all space objects in Earth orbit
- More than 9600 tonnes
- Number of debris objects estimated by statistical models to be in orbit
-
36500 objects greater than 10 cm
1000000 objects from greater than 1 cm to 10 cm
330 million objects from greater than 1 mm to 1 cm