The largest class of debris object, by mass, is unspent boosters from launches in the 50s-70s. Lots of old Soviet stuff up there.
Kessler Syndrome can be brought under control with as few as five upper stage boosters brought out of orbit per year. Whether the political will exists to spend money to clean up our space mess is another issue entirely.
Kessler Syndrome can be brought under control with as few as five upper stage boosters brought out of orbit per year. Whether the political will exists to spend money to clean up our space mess is another issue entirely.