STS-2

This mission tested the Shuttle Imaging Radar as part of the OSTA-1 payload, along with a wide range of other experiments including the Shuttle robotic arm, commonly known as Canadarm.[3] Other experiments or tests included the Shuttle Multispectral Infrared Radiometer, Feature Identification and Location Experiment, Measurement of Air Pollution from Satellites, Ocean Color Experiment, Night/Day Optical Survey of Lightning, Heflex Bioengineering Test, and Aerodynamic Coefficient Identification Package (ACIP).[3] One of the feats accomplished was various tests on the OMS including starting and restarting the rocket engines while in orbit and various adjustments to its orbit.