Video Proba-3 Mission (VIDEO) Spanish Foundation for Science and Technology This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption For the very first time, two spacecraft will fly in formation with millimetre precision. Credit SENER Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.