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