The First Useful Robot That You Worked On?

The first useful robot that you worked on? Useful. I don't know that I've worked on it. Yeah, we're getting closer. The robots we built for going to the Arctic, this was a robot called Hyperion. It can only operate when there's a communication window back to Earth. We were looking at both how do you plan so that if you say launch it to the pole of a planet that you have constant power by rotating and driving such that the solar panels always pointed at the sun. And then how do we make science discovery automated? Have the robot go and look at a bunch of rocks and then try and figure out, hey, this one was unique and interesting