NASA mission to map the boundary of solar system
Sunday, October 19, 2008 NASA’s Interstellar Boundary Explorer (IBEX) to map the boundary between the solar system and interstellar space will be launched on a Pegasus XL rocket today. The two year mission, costing US$165 million, will study the region in space where the solar wind from the sun suddenly slows down as it reaches the thin, cold gas of interstellar space. This region, called the heliospheric boundary of the solar system, helps to deflectContinue reading