Companies like Persistent Surveillance Systems (https://www.pss-1.com/ https://www.pss-1.com/) have already been doing that since 2004. Disclosure: I work for

Companies like Persistent Surveillance Systems (https://www.pss-1.com/ https://www.pss-1.com/) have already been doing that since 2004. Disclosure: I work for a satellite imagery company. As far as I know, our data is not usable for the level of tracking described in your comment. However, I likely have a personal bias towards data transparency. Opinions expressed are my own.