NASA-Funded MinXSS CubeSat (IMAGE) NASA/Goddard Space Flight Center Caption The NASA-funded MinXSS CubeSat will launch in late 2015 to study soft X-rays from the sun. There have not yet been long term studies of these soft X-rays, but observations show they may be important clues to understanding what heats the sun's atmosphere to 1000 times the temperature of its surface. Credit NASA/U.Colorado 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.