What is SOHO and how can society benefit from its science?
SOHO stands for Solar and Heliospheric Observatory and is a satellite that studies the Sun 24 hours a day, 365 days a year without interruptions. The spacecraft has 12 scientific instruments collecting information about the Sun ranging from activity in the Sun’s corona to vibrations deep in the Sun’s interior. Because the Sun is the only star close enough to have real and dramatic effects on our life here on Earth, we certainly expect and hope that improving our observations and our understanding of this beautiful, awesome object will in the course of time bring about beneficial applications. While it’s never possible to tell where the quest for knowledge will lead, at this time the area where we have the greatest expectation of useful fallout is in the “space weather” arena. “Space Weather” may sound abstruse, but it’s a concept that is growing in importance as mankind pushes further and further against the limits within which we live. When a farmer had only an acre or two to worry ab
