The Infrared Space Observatory (ISO) was an ESA infrared space telescope operated with ISAS and NASA cooperation, launched in 1995 and completing roughly 30,000 scientific observations before mission end in 1998.
The Infrared Space Observatory (ISO) was an ESA infrared space telescope operated with ISAS and NASA cooperation, launched in 1995 and completing roughly 30,000 scientific observations before mission end in 1998.