![Profile Image](https://pbs.twimg.com/profile_images/1321163587679784960/0ZxKlEKB_normal.jpg)
NASA @NASA
Ever wondered how space missions are created? We're LIVE NOW with a @NASAJPL robotics engineer who'll explain how we go from a napkin sketch to a fully-formed robot. Drop your questions in the chat at https://t.co/Dv2lHf29pn — PolitiTweet.org