ocr: - CURRENT SPACE PROGRAMS - The Mars Pathfinder mission The Mars Pathfinder was launched by a Delta II type rocket in December 1996. The mission plan calls for jettisoning a module containing a robot mini-rover, the Sojourner, and ner Pathfinder various other instruments in 1997. The Sojourner will lander analyze an area of about 100 square meters around the landing site by means of powerful instruments: as stereoscopic spectral filter imager (IMP), an alpha proton x-ray spectrometer, and a group of instruments for analyzing the atmosphere (ASI/MET). Sojourner will thus make an in-depth analysi ...