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 planet in the Solar System experiences the strongest winds, with wind speeds reaching up to 1,800 kilometers per hour (about 1,118 miles per hour)? a) Jupiter b) Saturn c) Neptune d) Uranus 2 / 30 2. What is the largest moon of Pluto? a) Charon b) Styx c) Nix d) Kerberos 3 / 30 3. Which gas is present in Pluto's thin atmosphere? a) Oxygen b) Nitrogen c) Carbon dioxide d) Methane 4 / 30 4. 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 5 / 30 5. 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 6 / 30 6. Which layer of the Earth's interior is divided into the outer and inner layers? a) Crust b) Mantle c) Core d) Lithosphere 7 / 30 7. What is the biosphere? a) The layer of the Earth's atmosphere where living organisms exist b) The rocky outer layer of the Earth c) The layer of the Earth's mantle containing molten rock d) The zone on Earth where life exists, including land, water, and air 8 / 30 8. Which moon of Jupiter is the largest in the solar system? a) Europa b) Ganymede c) Io d) Callisto 9 / 30 9. Which moon of Uranus is the smallest and most irregularly shaped, with a surface marked by numerous grooves and cliffs? a) Titan b) Enceladus c) Miranda d) Triton 10 / 30 10. Which canyon system on Mars is the largest in the solar system? a) Grand Canyon b) Valles Marineris c) Great Rift Valley d) Canyonlands National Park 11 / 30 11. What is the name of the tallest mountain on Mars, often compared to Mount Everest on Earth? a) Olympus Mons b) Mount Kilimanjaro c) Mount Sharp d) Mount Vesuvius 12 / 30 12. Which spacecraft conducted a flyby of Pluto and explored the Kuiper Belt object Arrokoth? a) Voyager 2 b) New Horizons c) Cassini d) Dawn 13 / 30 13. Which moon of Saturn is believed to have a subsurface ocean beneath its icy crust? a) Enceladus b) Titan c) Mimas d) Dione 14 / 30 14. Which mission provided the first detailed radar maps of Venus's surface? a) Mariner 2 b) Magellan c) Pioneer Venus d) Venera 7 15 / 30 15. What is the primary component of Eris's surface? a) Water ice b) Methane ice c) Nitrogen ice d) Ammonia ice 16 / 30 16. How many major rings does Saturn's ring system consist of? a) 2 b) 5 c) 7 d) 9 17 / 30 17. How do solar storms, like coronal mass ejections, affect the occurrence of auroras? a) They reduce the frequency of auroras b) They cause auroras to occur only at the poles c) They enhance and expand the visibility of auroras d) They eliminate auroras completely 18 / 30 18. What term refers to the bright streak of light produced when a meteoroid burns up in Earth's atmosphere? a) Meteorite b) Meteoroid c) Meteor d) Comet 19 / 30 19. Which spacecraft conducted the first soft landing on the far side of the Moon in 2019, deploying the Yutu-2 rover? a) Apollo 11 b) Chang'e 4 c) Chandrayaan-2 d) Luna 2 20 / 30 20. 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 21 / 30 21. What is the rotational period of Earth? a) Approximately 24 hours b) Approximately 365 days c) Approximately 27.3 days d) Approximately 29.5 days 22 / 30 22. Which mission is currently orbiting Mercury to study its surface and composition? a) Cassini b) Juno c) MESSENGER d) New Horizons 23 / 30 23. Which space probe provided the first close-up images of Jupiter and Saturn? a) Voyager 1 b) Voyager 2 c) Pioneer 10 d) Pioneer 11 24 / 30 24. What is the name of the comet that made a close approach to Earth in 1997, becoming one of the brightest comets of the 20th century? a) Halley's Comet b) Comet Hale-Bopp c) Comet Shoemaker-Levy 9 d) Comet Hyakutake 25 / 30 25. 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 26 / 30 26. What is the term for the process by which sediments are deposited in a new location? a) Erosion b) Weathering c) Deposition d) Lithification 27 / 30 27. Which phenomenon is caused by tidal forces and results in the slowing of a celestial body's rotation? a) Tidal heating b) Tidal friction c) Tidal stretching d) Tidal locking 28 / 30 28. Which meteorite impact created the Barringer Crater in Arizona, USA? a) Allende b) Hoba c) Canyon Diablo d) Tunguska 29 / 30 29. What is the name of the meteorite that produced the largest observed meteor airburst event in recorded history? a) Allende b) Hoba c) Canyon Diablo d) Tunguska 30 / 30 30. Which space probe was the first to fly by Jupiter, Saturn, Uranus, and Neptune, providing detailed data on these gas giants and their moons? a) Voyager 1 b) Voyager 2 c) Pioneer 10 d) Pioneer 11 Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score isShare your achievement! LinkedIn Facebook 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Solar System MCQ PDF for Offline Study