Exploration of Mars failed upon impact. Mars 4 flew by the planet at a range of 2200 km returning one swath of pictures and radio occultation data, which constituted the first detection of the nightside ionosphere on Mars. Mars 7 probe separated prematurely from the carrying vehicle due to a problem in the operation of one of the onboard systems (attitude control or retro-rockets) and missed the planet by . In 1964, NASA's Jet Propulsion Laboratory made two attempts at reaching Mars. Mariner 3 and Mariner 4 were identical spacecraft designed to carry out the first flybys of Mars. Mariner 3 was launched
Space Probe (Wonderland Sydney) a stop. The ride opened in 1995, three years after the opening of The Demon. It was the second and only new ride installed in the park. The official cost to build the tower was published at AUD$10 million. Space Probe (Wonderland Sydney) Space Probe was a Giant Drop ride located at Wonderland Sydney in Australia. It was manufactured by Intamin and opened as the world's tallest and fastest free-fall ride. The ride opened in November 1995 and closed on 26 April 2004. The ride consists of 3 vehicles around a central tube which is tall. Once passengers arrive at