atmospheric satellites

Facebook is said to be buying a company that makes airborne drones. It seems it's not an attempt to carry out snooping or attack rivals, but rather a plan to extend Internet access to places it's impossible to reach at the moment. The company in ... question is Titan Aerospace, which manufactures what it calls "atmospheric satellites." Unlike traditional satellites, they operate around 20 kilometers (12 miles) above Earth, which is just short of the point of being in orbit. Drones such as the Solara 50 look and operate similar to an airplane, but have solar panels on its wings, ... (view more)