Photo: Bill Ingalls · Public domain (US government)
Mission
Earth Science · HEO
A constellation of four ESA spacecraft. These were intended to fly in a tetrahedral formation, and was inteded to conduct research into the Earth's magnetosphere.
Photo: Bill Ingalls · Public domain (US government)
Earth Science · HEO
A constellation of four ESA spacecraft. These were intended to fly in a tetrahedral formation, and was inteded to conduct research into the Earth's magnetosphere.