Information last updated on 09 July 2021
- Number of rocket launches since the start of the space age in 1957
- About 6090 (excluding failures)
- Number of satellites these rocket launches have placed into Earth orbit
- About 12000
- Number of these still in space
- About 7510
- Number of these still functioning
- About 4500
-
Number of debris objects regularly tracked by Space Surveillance Networks and
maintained in their catalogue
- About 29100
-
Estimated number of break-ups, explosions, collisions, or anomalous events
resulting in fragmentation
- More than 570
- Total mass of all space objects in Earth orbit
- More than 9500 tonnes
- Number of debris objects estimated by statistical models to be in orbit
-
34000 objects greater than 10 cm
900000 objects from greater than 1 cm to 10 cm
128 million objects from greater than 1 mm to 1 cm