Why Phobos? Japan Targets Tiny Moon Over Mars

Japan has chosen a small, irregularly shaped moon orbiting Mars rather than the planet itself for its latest space exploration mission, taking advantage of Phobos' extremely weak gravity and lack of atmosphere to make collecting extraterrestrial samples and returning them to Earth far easier and less expensive, while potentially unlocking secrets about the history of Mars and the origins of water and organic materials in the solar system. (News On Japan)

NewsBeagle is a discovery engine. We show the headline, a short source-supplied summary and clear attribution. The complete reporting remains with the publisher.