Astronaut Preparing to Take Samples From a Captured Asteroid (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption This is a concept image of an astronaut preparing to take samples from a captured asteroid. The sun is in the background; NASA wants to know more about electrical activity generated by the interaction of solar wind and radiation with asteroids. Credit NASA Usage Restrictions None Share Print E-Mail 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.