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 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 asteroid is the target of the NASA OSIRIS-REx mission, which aims to return a sample to Earth? a) Ryugu b) Bennu c) Itokawa d) Mathilde 2 / 30 2. Which moon of Neptune is known for its irregular shape and heavily cratered surface? a) Proteus b) Triton c) Nereid d) Larissa 3 / 30 3. How does solar wind contribute to the creation of auroras on Earth? a) By heating the Earth's surface b) By interacting with Earth's magnetic field and atmosphere c) By increasing Earth's gravitational pull d) By blocking sunlight 4 / 30 4. What is the estimated total number of icy bodies in the Oort Cloud? a) Thousands b) Millions c) Billions d) Trillions 5 / 30 5. Which layer of the Earth's interior is divided into the outer and inner layers? a) Crust b) Mantle c) Core d) Lithosphere 6 / 30 6. Which of the following is NOT a type of plate boundary? a) Divergent boundary b) Transform boundary c) Convergent boundary d) Isolated boundary 7 / 30 7. What is the approximate length of one day on Venus (one complete rotation)? a) 24 hours b) 58.6 Earth days c) 243 Earth days d) 365 Earth days 8 / 30 8. Which moon of Jupiter has a thin atmosphere composed mostly of carbon dioxide, with surface pressures less than one-thousandth of Earth's? a) Io b) Europa c) Ganymede d) Callisto 9 / 30 9. What causes tidal forces? a) Gravitational pull from nearby stars b) Gravitational pull from the Moon and Sun c) Electromagnetic forces between celestial bodies d) Nuclear reactions within celestial bodies 10 / 30 10. Which layer of the Earth's atmosphere contains the ozone layer? a) Troposphere b) Stratosphere c) Mesosphere d) Thermosphere 11 / 30 11. Which comet is the most famous and well-known, with a regular period of approximately 76 years? a) Halley's Comet b) Comet Hale-Bopp c) Comet Shoemaker-Levy 9 d) Comet Hyakutake 12 / 30 12. What is the name of the prominent gap in Saturn's rings, caused by the gravitational influence of the moon Mimas? a) Encke Gap b) Cassini Division c) Keeler Gap d) Roche Division 13 / 30 13. What is the name of the moon of Jupiter with a subsurface ocean that may harbor conditions suitable for life? a) Europa b) Ganymede c) Callisto d) Io 14 / 30 14. 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 15 / 30 15. What is the name of the process by which rocks are transformed into new types of rocks through heat and pressure? a) Erosion b) Weathering c) Deposition d) Metamorphism 16 / 30 16. Which moon of Neptune is the largest and seventh-largest moon in the solar system? a) Nereid b) Proteus c) Triton d) Larissa 17 / 30 17. 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 18 / 30 18. What phenomenon on Venus is characterized by a slow retrograde rotation, meaning it rotates in the opposite direction of most planets in the Solar System? a) Axial tilt b) Retrograde rotation c) Synodic period d) Orbital resonance 19 / 30 19. How many major rings does Saturn's ring system consist of? a) 2 b) 5 c) 7 d) 9 20 / 30 20. Which gas giant planet has the fastest winds in the Solar System, with wind speeds reaching up to 2,100 kilometers per hour (about 1,305 miles per hour)? a) Jupiter b) Saturn c) Neptune d) Uranus 21 / 30 21. What is the name of the dark, circular feature on the Moon's surface, formed by a volcanic eruption or impact? a) Crater b) Rille c) Mare d) Highland 22 / 30 22. Which meteorite impact created the Barringer Crater in Arizona, USA? a) Allende b) Hoba c) Canyon Diablo d) Tunguska 23 / 30 23. What is the main composition of objects found in the Kuiper Belt? a) Rock and metal b) Ice and rock c) Gas and dust d) Hydrogen and helium 24 / 30 24. 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 25 / 30 25. What is the name of the asteroid belt object that was visited by the Dawn spacecraft in 2011? a) Vesta b) Ceres c) Pallas d) Hygiea 26 / 30 26. What is the name of the largest volcano on Venus? a) Mauna Kea b) Olympus Mons c) Maxwell Montes d) Maat Mons 27 / 30 27. Which space probe recently completed its mission by crashing into the surface of Comet 67P/Churyumov-Gerasimenko? a) New Horizons b) Juno c) Dawn d) Rosetta 28 / 30 28. Which moon of Jupiter is the most volcanically active body in the Solar System, with hundreds of active volcanoes? a) Io b) Europa c) Ganymede d) Callisto 29 / 30 29. Which space probe successfully explored the dwarf planet Ceres in the asteroid belt, providing valuable data on its surface composition and features? a) New Horizons b) Juno c) Dawn d) Rosetta 30 / 30 30. What is the name of the largest moon in the Solar System, which orbits the gas giant Jupiter and is larger than the planet Mercury? a) Titan b) Ganymede c) Io d) Europa Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! 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