 WIND is a stabilized satellite rotation at a speed of 10 rpm about its axis which is maintained perpendicular to the plane of the ecliptic.A platform that serves as support for certain instruments (including imaging) require that their field of view is fixed is fixed to the top of the satellite and rotates in the opposite direction.Satellite walls are covered with solar cells that provide 440 watts of electricity including 186 W are used by the scientific instruments.