As long as cubesat launch providers stick to ~500km orbits, they will typically deorbit within a few years (depending on their ballistic coefficient). The ITU g

As long as cubesat launch providers stick to ~500km orbits, they will typically deorbit within a few years (depending on their ballistic coefficient). The ITU guideline is a max lifetime of 25 years. They burn up in the atmosphere on re-entry. More info here: https://www.itu.int/en/ITU-R/space/workshops/2015-prague-small-sat/Presentations/MEW-Prague.pdf https://www.itu.int/en/ITU-R/space/workshops/2015-prague-sma...