VarSITI was defined based on a community effort in the form of a forum organized by the International Space Science Institute (ISSI) in Bern during May 7-8, 2013.
The VarSITI program is the next scientific program of SCOSTEP (2014-2018)
Completed international interdisciplinary programs of SCOSTEP
• 1976-1979 IMS: International Magnetospheric Study
• 1979-1981 SMY: Solar Maximum Year
• 1982-1985 MAP: Middle Atmosphere Program
• 1990-1997 STEP: Solar-Terrestrial Energy Program
• 1998-2002 SRAMP: STEP-Results, Applications and Modeling Phase
• 1998-2002 PSMOS: Planetary Scale Mesopause Observing System
• 1998-2002 EPIC: Equatorial Processes Including Coupling
• 1998-2002 ISCS: International Solar Cycle Study
• 2004-2008 CAWSES: Climate and Weather of the Sun-Earth System
• 2009-2013 CAWSES-II: Climate and Weather of the Sun-Earth System-II