The U.S. Space Development Agency (SDA) has shared some exciting updates about a big project they're working on—using satellites in space to improve military communications and missile tracking. These updates came from Dr. Derek Tournear, the SDA’s director, who spoke at a major Air and Space Forces conference near Washington, D.C.

What’s the Big Idea?

The SDA is working on making it possible for satellites to communicate with military forces on Earth in real time, even across long di...