The Earth Radiation Budget Satellite (ERBS) was a NASA scientific research satellite within NASA's ERBE (Earth Radiation Budget Experiment) Research Program - a three-satellite mission, designed to investigate the Earth's radiation budget.
It also carried an instrument that studied stratospheric aerosol and gases.

ERBS was launched on October 5, 1984 by the Space Shuttle Challenger during the STS-41-G mission and deactivated on October 14, 2005.
The Earth Radiation Budget Satellite (ERBS) was a NASA scientific research satellite within NASA's ERBE (Earth Radiation Budget Experiment) Research Program - a three-satellite mission, designed to investigate the Earth's radiation budget. It also carried an instrument that studied stratospheric aerosol and gases. 
ERBS was launched on October 5, 1984 by the Space Shuttle Challenger during the STS-41-G mission and deactivated on October 14, 2005.
Earth Radiation Budget Satellite