The secrets of the Sun’s surface is one step closer to being understood, as high-quality magnetic-field data from GREGOR has been released as it undertakes its first phase of scientific use. With an aperture of 1.5 metres, GREGOR is Europe's largest...
...about 300 kg with a size of about 1 m x 1.5 m x 1.2 m. The solar panel layout is designed to be, when deployed, outside the penumbra created by the other satellite in coronagraph operations. During launch, the deployable solar panel is stowed against...