The OEO satellite promises a geosynchronous orbit around the equator, low latency, and a drastic cut in costs—using readily available technology. Thousands of satellites have been deployed during ...

The Moon is the closest natural satellite to mankind, with valuable resources on it, and is an important base station for mankind to enter deep space. How to establish a reasonable lunar Global ...

"Our work enables precise analytical modeling of all known center manifold orbit types—greatly benefiting space mission design and bifurcation theory alike." The team is now extending this ...

SpaceX has made trips to orbit routine. Satellites in orbit are vital to the modern world. Here's what you need to know about how we send things whizzing around the Earth. Stephen Shankland worked at ...