The group is actively involved in day-to-day operation and scientific utilization of the Japan/US/UK Yohkoh mission for studies of high-energy solar physics.
Yohkoh |
Before the first rocket missions, the corona could be observed only in white light during the eclipses, while in the last fifty years the solar corona has been photographed in the EUV and X-rays by many satellites (Pioneer 5, 6, 7, 8, 9, Helios, Skylab, SMM, NIXT, Yohkoh, SOHO, TRACE, Hinode).