Figure 2 (IMAGE) VTT Technical Research Centre of Finland Caption 3D render of the Reaktor Hello World satellite hosting the first ever miniature infrared hyperspectral imager for satellites. The satellite is only 10 centimeters wide and 20 centimeters long. Credit VTT & Reaktor Space Lab 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.