Yohkoh -- A Decade of Discovery

The Yohkoh mission is celebrating its tenth anniversary in the autumn of 2001; the spacecraft was launched from Kagoshima, Japan, on August 30, 1991, and continues functioning in good health to this day, after acquiring more than six million solar images. Press releases helping to commemorate the anniversary were produced by ISAS, NASA, and PPARC, on September 10, 2001. Links to the NASA and Montana State University press releases are found on this page, including links to associated images.

NASA press release and webpage
Montana State University press release
Webpage for the Yohkoh Tenth Anniversary meeting
The Solar Cycle: a montage of ten years' worth of SXT images, demonstrating the variation in solar activity during the sunspot cycle.
- Still image, medium size JPEG
- Still image, huge size JPEG (1.6 Mbytes)
- Still image, huge size TIFF (37.9 Mbytes)
- Animated sequence, medium size Quicktime movie (1.1 Mbytes)
- Animated sequence, huge size Quicktime movie (22.3 Mbytes)
Animation of the Yohkoh spacecraft in orbit (Quicktime)
Video of Yohkoh launch (Quicktime)

, by David McKenzie