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. What is the largest moon of Pluto? a) Charon b) Styx c) Nix d) Kerberos 2 / 30 2. 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 3 / 30 3. 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 4 / 30 4. What is the name of the intense radiation belt surrounding Jupiter? a) Van Allen Belts b) Kuiper Belt c) Oort Cloud d) Magnetosphere 5 / 30 5. Which moon of Jupiter is thought to have a subsurface ocean beneath its icy crust, potentially harboring conditions suitable for life? a) Io b) Europa c) Ganymede d) Callisto 6 / 30 6. What is the primary cause of auroras on Earth? a) Reflection of sunlight off the poles b) Interaction between solar wind and Earth's magnetosphere c) Volcanic activity d) Oceanic tides 7 / 30 7. How many major rings does Saturn's ring system consist of? a) 2 b) 5 c) 7 d) 9 8 / 30 8. Which feature is the largest impact crater on Mercury? a) Caloris Basin b) Hellas Basin c) Tycho Crater d) Mare Imbrium 9 / 30 9. Which moon of Mars is closer to the planet? a) Phobos b) Deimos c) Titan d) Ganymede 10 / 30 10. What is the name of a small rocky or metallic body in space that enters Earth's atmosphere and produces a streak of light? a) Meteorite b) Meteoroid c) Meteor d) Comet 11 / 30 11. Which spacecraft provided the first close-up images and data of Neptune and its moons? a) Voyager 1 b) Voyager 2 c) Cassini d) New Horizons 12 / 30 12. 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 13 / 30 13. What is the name of the largest meteorite ever found on Earth? a) Allende b) Hoba c) Canyon Diablo d) Tunguska 14 / 30 14. 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 15 / 30 15. What is the name of the dwarf planet located in the Kuiper Belt, known for its elongated shape and rapid rotation? a) Pluto b) Haumea c) Eris d) Makemake 16 / 30 16. Which spacecraft conducted a flyby of Pluto and explored the Kuiper Belt object Arrokoth? a) Voyager 2 b) New Horizons c) Cassini d) Dawn 17 / 30 17. What is the name of the largest and brightest ring of Uranus? a) Epsilon Ring b) Delta Ring c) Alpha Ring d) Beta Ring 18 / 30 18. What is the name of the elongated extension of Earth's magnetosphere on the side opposite the Sun? a) Magnetotail b) Magnetopause c) Plasmasphere d) Van Allen Belts 19 / 30 19. Which moon of Neptune is thought to be a captured Kuiper Belt object, based on its retrograde orbit and unique composition? a) Titan b) Enceladus c) Miranda d) Triton 20 / 30 20. What is the region called where the solar wind slows down and merges with the interstellar medium? a) Heliosphere b) Magnetosphere c) Termination Shock d) Photosphere 21 / 30 21. Which surface feature on Venus is a vast, elevated region similar to continents on Earth? a) Valles Marineris b) Aphrodite Terra c) Olympus Mons d) Tharsis Rise 22 / 30 22. What is the name of the giant storm system observed on Neptune? a) Great White Spot b) Great Blue Spot c) Great Green Spot d) Great Dark Spot 23 / 30 23. Which moon of Uranus is known for its unusual, roughly spherical shape, with a diameter about one-third that of our Moon? a) Titan b) Enceladus c) Miranda d) Triton 24 / 30 24. What are substorms in the context of Earth's magnetosphere? a) Minor earthquakes caused by magnetic field changes b) Temporary disturbances in the magnetosphere that intensify auroras c) Sudden changes in weather patterns d) Localized solar flares 25 / 30 25. Which ground-based telescope is located in Hawaii and is one of the world's premier observatories for optical and infrared astronomy? a) Hubble Space Telescope b) James Webb Space Telescope c) Keck Observatory d) Chandra X-ray Observatory 26 / 30 26. Which biome is characterized by long, cold winters, short summers, permafrost, and low-growing vegetation such as mosses and lichens? a) Taiga (Boreal Forest) b) Tundra c) Desert d) Grassland (Prairie) 27 / 30 27. What is the name of the spacecraft launched by the European Space Agency (ESA) and the Japan Aerospace Exploration Agency (JAXA) to study Mercury? a) Rosetta b) BepiColombo c) Dawn d) Akatsuki 28 / 30 28. What was the approximate length of the tail of Comet Hale-Bopp during its peak brightness in 1997? a) 1 million kilometers b) 10 million kilometers c) 100 million kilometers d) 1 billion kilometers 29 / 30 29. What is the name of the spacecraft that successfully landed the Huygens probe on Saturn's largest moon, Titan, in 2005? a) Cassini b) New Horizons c) Juno d) Voyager 2 30 / 30 30. What effect does tidal heating have on celestial bodies? a) It causes the elongation and deformation of the body b) It causes the loss of the body's atmosphere c) It causes heating and melting of the body's interior d) It causes earthquakes and volcanic eruptions 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