control theory

If We Want to Visit More Asteroids, We Need to Let the Spacecraft Think for Themselves

Missions to asteroids have been on a tear recently. Visits by Rosetta, Osirix-REX, and Hayabusa2 have all visited small bodies…

9 months ago

How do you Keep a Solar Sail Stable?

Solar sailing seems like a simple concept - instead of being pushed along by the wind, as in a typical…

2 years ago