Ultrasound on Space Station (IMAGE) NASA/Johnson Space Center Caption NASA astronaut Tom Marshburn assists Canadian Space Agency astronaut Chris Hadfield, with an Ultrasound 2 scan in the Columbus Module of the International Space Station. Credit Image Credit: NASA Usage Restrictions credit to NASA 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.