Home» Online Test » Astronomy » Solar System Online Test 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This 'Solar System Online Test' covers questions across all the topics related to our Solar System. Get fresh, new questions in each attempt. Total Questions: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 30 1. Which layer of the Earth's atmosphere contains most of the weather phenomena? a) Troposphere b) Stratosphere c) Mesosphere d) Thermosphere 2 / 30 2. Which meteorite is known for containing abundant organic compounds and is believed to be a remnant of the early Solar System? a) Allende b) Hoba c) Canyon Diablo d) Tunguska 3 / 30 3. Which dwarf planet is notable for its elongated shape and rapid rotation? a) Eris b) Haumea c) Makemake d) Ceres 4 / 30 4. Which moon of Uranus is known for its chaotic, fractured surface, possibly due to past impacts or internal heating? a) Titan b) Enceladus c) Miranda d) Triton 5 / 30 5. What is the name of the moon that was discovered to have a significant impact on Uranus's ring system? a) Oberon b) Miranda c) Ariel d) Cordelia 6 / 30 6. Which planet in the Solar System has a thick atmosphere composed mainly of carbon dioxide, with surface pressures about 92 times that of Earth? a) Jupiter b) Saturn c) Mars d) Venus 7 / 30 7. Which Apollo mission was the last to land humans on the Moon's surface? a) Apollo 14 b) Apollo 15 c) Apollo 16 d) Apollo 17 8 / 30 8. Which gas giant planet exhibits alternating bands of clouds in its atmosphere, known as belts and zones, caused by powerful atmospheric jet streams? a) Jupiter b) Saturn c) Neptune d) Uranus 9 / 30 9. Which layer of the Earth's atmosphere contains the ozone layer? a) Mesosphere b) Stratosphere c) Troposphere d) Thermosphere 10 / 30 10. Which moon of Jupiter is the most heavily cratered body in the Solar System, indicating its ancient surface? a) Io b) Europa c) Ganymede d) Callisto 11 / 30 11. What is the name of the large, dark plains on the Moon's surface, formed by ancient volcanic eruptions? a) Craters b) Highlands c) Rilles d) Maria 12 / 30 12. Which dwarf planet is known for its reddish surface color, likely due to the presence of organic compounds? a) Eris b) Haumea c) Makemake d) Ceres 13 / 30 13. Which moon of Saturn exhibits a prominent equatorial ridge that encircles its entire circumference, giving it a distinct walnut-like shape? a) Titan b) Enceladus c) Mimas d) Iapetus 14 / 30 14. What is the term for a meteoroid that originates from a comet or asteroid and travels through space? a) Meteorite b) Meteoroid c) Meteor d) Comet 15 / 30 15. Which moon of Jupiter is the largest moon in the Solar System, even larger than the planet Mercury? a) Io b) Europa c) Ganymede d) Callisto 16 / 30 16. What is the name of the spacecraft that orbited Saturn and its moons, providing detailed observations and data? a) Galileo b) Voyager c) Cassini d) Juno 17 / 30 17. What is the name of the asteroid belt object that was visited by the Japanese spacecraft Hayabusa2? a) Ryugu b) Bennu c) Itokawa d) Mathilde 18 / 30 18. Which feature is the largest impact crater on Mercury? a) Caloris Basin b) Hellas Basin c) Tycho Crater d) Mare Imbrium 19 / 30 19. Which effect of tidal forces is responsible for the gradual recession of the Moon from Earth and the lengthening of Earth's day? a) Tidal heating b) Tidal friction c) Tidal stretching d) Tidal locking 20 / 30 20. Which moon of Neptune is known for its retrograde orbit, meaning it orbits the planet in the opposite direction of Neptune's rotation? a) Triton b) Nereid c) Proteus d) Larissa 21 / 30 21. What is the name of the spacecraft that discovered geysers erupting from beneath the icy surface of Saturn's moon, Enceladus? a) Cassini b) New Horizons c) Juno d) Voyager 2 22 / 30 22. What is the name of the moon of Saturn with a distinctive two-toned appearance, caused by impact cratering? a) Titan b) Enceladus c) Iapetus d) Hyperion 23 / 30 23. What is the most notable feature of Uranus's atmosphere? a) Giant red spot b) Hexagonal storm c) Massive hurricane d) Strong ammonia odor 24 / 30 24. What is the most prominent feature of Saturn? a) Its hexagonal-shaped storm b) Its prominent ring system c) Its massive size d) Its liquid metallic hydrogen layer 25 / 30 25. What effect do tidal forces have on celestial bodies? a) They cause heating and melting of the surface b) They cause earthquakes and volcanic eruptions c) They cause the elongation and deformation of the body d) They cause the body to lose its atmosphere 26 / 30 26. Which celestial body exhibits significant tidal heating, resulting in geologically active features such as cryovolcanoes? a) Earth b) Mars c) Io (moon of Jupiter) d) Triton (moon of Neptune) 27 / 30 27. What term refers to the fuzzy, glowing region surrounding the nucleus of a comet? a) Nucleus b) Coma c) Tail d) Ionosphere 28 / 30 28. Which spacecraft, launched by NASA in 2006, conducted a historic flyby of Pluto in 2015, providing the first detailed images of the dwarf planet and its moons? a) Voyager 1 b) New Horizons c) Juno d) Cassini 29 / 30 29. Which mission is currently orbiting Mercury to study its surface and composition? a) Cassini b) Juno c) MESSENGER d) New Horizons 30 / 30 30. What is the primary greenhouse gas in Earth's atmosphere? a) Carbon dioxide b) Methane c) Water vapor d) Nitrous oxide Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score isShare your achievement! 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