In the decades following World War II, life changed in many ways, and a fair number of those changes were for the better. Many of those improvements were driven by advances in science and technology, in fields like biology,...

Rocket Science and orbital mechanics of Satellites.

There are about 3000 operational satellites, owned by over 100 different countries orbiting the earth right now. About 550 of these are in geo...

In a recent interview with TIME magazine, SpaceX president and COO Gwynne Shotwell revealed the company’s latest Mars plans. She said: "Once we take people to Mars, they’re going to need a capability to communicate. In fact I think it...

This video provides a brief overview of satellites, their history, and their various purposes. It explains how satellites are used for military missions, astronomical observations, navigation, and communications. By floating in space and...