[vonseel]

Also curious what the rough breakdown of applicTions is... somehow you have several replies and most about a hamburger menu.

What are satellites even used for these days besides navigation and espionage (limited to a handful of large players, I assume)?

[duskwuff]

Communications is a huge one. Think satellite TV, telephone, and Internet services.

From the governmental side, another major application is Earth observation, both for science and for weather forecasting.