Bruce Murray Space Image Library

International Sun-Earth Explorer (ISEE-3)

International Sun-Earth Explorer (ISEE-3)
International Sun-Earth Explorer (ISEE-3) The International Sun-Earth Explorer (ISEE-3) launched in 1978 on a mission to study Earth’s magnetosphere. In 1983, it became ICE, the International Cometary Explorer, and was sent on a new mission to study comets Giacobini-Zinner and Halley. NASA