The satellite STS 41C, also known as Challenger (STS 41-C), is a US crewed spacecraft with the designation NORAD CAT ID 14897 and OBJECT_ID 1984-034A. It was launched on April 6, 1984, from Launch Pad LC39A at AFETR using a Space Shuttle as its launch vehicle. The spacecraft has dimensions of 37.3 meters in length, 23.8 meters in diameter, and the same span of 37.3 meters. It weighs 82,827 kg dry and had an initial launch mass of 94,981 kg. STS 41C is a winged orbiter manufactured by RWI for JSC (Johnson Space Center), equipped with two OME (AJ10-190) motors and powered by fuel cells and batteries. The satellite's shape can be described as a box with wings and fins, but specific details on its attitude control system or material composition are not provided.