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1In what century did William Herschel discover Uranus? 18th, 20th, 19th, 17th
2In what year was Pluto “demoted” to a be labelled a Dwarf Planet? 2000, 2009, 2006, 2013
3In what year was Pluto discovered? 1990, 1960, 1930, 1900
4In which century was Venus first discovered? 18th, 20th, 19th, 17th
5In which year did Galieli discover the four major moon of Jupiter? 1810, 1910, 1710, 1610
6Ishtar Terra is the northern continent on which planet? Jupiter, Mercury, Venus, Mars
7Janus is a moon of which planet? Neptune, Uranus, Jupiter, Saturn
8Johann Galle was the discoverer of which planet? Neptune, Uranus, Jupiter, Saturn
9Johann Schroter spotted 20km Mountains on which plant in 1800? Mars, Mercury, Saturn, Venus
10Lacus Mortis or the Lake of Death can be found on what body of the solar system? Earth, The Moon, The Sun, Mars
11Leaving in 2015, when will the planned Bepi Colombo reach Mercury? 2019, 2017, 2016, 2018
12Lila was the originally proposed name for what? Ceres, Eris, Makemake, Pluto
13Lobate Scarps are a feature of which planet? Saturn, Mars, Venus, Mercury
14Mare Australe can be found where in the Solar System? Mars, Earth, The Sun, The Moon
15Mariner 1 and Mariner 2 were sent to visit which planet? Mercury, Jupiter, Venus, Mars
16Mariner 10 in the 1970s was sent to visited which planet? Mars, Mercury, Earth, Neptune
17Mariner 4 was the first ship to flyby which planet? Venus, Mars, Earth, Mercury
18Maxwell Montes is the highest mountain on which planet? Mars, Jupiter, Mercury, Venus
19Metis and Leda are moons of which planet? Uranus, Neptune, Jupiter, Saturn
20Mimas is a moon of which planet? Saturn, Jupiter, Neptune, Uranus