Moons of Mars 0.07. If viewed from Mars's surface near its equator, full Phobos looks about one third as big as a full moon on Earth. It has an angular diameter of between 8' (rising) and 12' (overhead). Due to its close orbit, it would look smaller when the observer is further away from the Martian equator, and is below the horizon and thus invisible when viewed from Mars's polar ice caps. Deimos looks more like a bright star or planet for an observer on Mars, only slightly bigger than Venus looks from Earth; it has an angular diameter of about 2'. The
Mars One (orbiter). On 3 March 2014 Mars One announced a working agreement with Uwingu, stating that the program would use Uwingu's map of Mars in all of their missions. Since the official announcement of their conversion to a "Stichting" foundation, Mars One has been accepting donations through their website. As of 4 July 2016, Mars One had received $928,888 in donations and merchandise sales. The 2016 donation update adds the Indiegogo campaign ($313,744) to the private donation and merchandise total. On 10 December 2013, Mars One set up a crowdfunding campaign on Indiegogo to help fund a 2018 demonstration robotic mission