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 unique about Uranus's rotation axis compared to other planets in the Solar System? a) It has a retrograde rotation b) It has an extremely slow rotation c) It has a nearly 90-degree tilt d) It has no rotation axis tilt 2 / 30 2. Which space telescope is designed to search for Earth-like planets orbiting other stars and is scheduled for launch in the 2020s? a) Hubble Space Telescope b) James Webb Space Telescope c) TESS (Transiting Exoplanet Survey Satellite) d) WFIRST (Wide Field Infrared Survey Telescope) 3 / 30 3. What is the name of the moon of Haumea that orbits within its elongated shape? a) Hi'iaka b) Namaka c) Mo'o d) Pele 4 / 30 4. Which asteroid is the largest object in the Asteroid Belt? a) Vesta b) Ceres c) Pallas d) Hygiea 5 / 30 5. Which feature is the largest impact crater on Mercury? a) Caloris Basin b) Hellas Basin c) Tycho Crater d) Mare Imbrium 6 / 30 6. Which spacecraft conducted a close-up study of Ceres, revealing bright spots and other intriguing features on its surface? a) Voyager 1 b) Voyager 2 c) Dawn d) New Horizons 7 / 30 7. 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 8 / 30 8. Which gas is present in Pluto's thin atmosphere? a) Oxygen b) Nitrogen c) Carbon dioxide d) Methane 9 / 30 9. Where is the Oort Cloud located in relation to the Solar System? a) Inside the orbit of Neptune b) Between the orbits of Neptune and Pluto c) Beyond the orbit of Pluto d) Inside the orbit of the Kuiper Belt 10 / 30 10. Which of the following is NOT a greenhouse gas? a) Carbon dioxide b) Methane c) Nitrogen d) Water vapor 11 / 30 11. Which comet is famous for its spectacular breakup into multiple fragments, which collided with Jupiter in 1994? a) Halley's Comet b) Comet Hale-Bopp c) Comet Shoemaker-Levy 9 d) Comet Hyakutake 12 / 30 12. Which planet has the shortest rotational period in the Solar System? a) Mercury b) Venus c) Mars d) Jupiter 13 / 30 13. 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 14 / 30 14. What is gravitational interaction? a) The exchange of electromagnetic forces between celestial bodies b) The exchange of gravitational forces between celestial bodies c) The exchange of nuclear forces between celestial bodies d) The exchange of kinetic forces between celestial bodies 15 / 30 15. 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 16 / 30 16. What is the name of the largest known object in the asteroid belt between Mars and Jupiter? a) Eris b) Haumea c) Makemake d) Ceres 17 / 30 17. Which planet in the Solar System is known for its massive dust storms that can engulf the entire planet for months? a) Jupiter b) Saturn c) Mars d) Venus 18 / 30 18. 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 19 / 30 19. 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 20 / 30 20. What was the last appearance of Halley's Comet before its most recent return in 1986? a) 1910 b) 1972 c) 1986 d) 1997 21 / 30 21. What is the name of the phenomenon where a planet or moon passes directly between a star and the observer, causing a temporary decrease in the star's brightness? a) Solar eclipse b) Lunar eclipse c) Transit d) Occultation 22 / 30 22. Which of the following is NOT a type of plate boundary? a) Divergent boundary b) Transform boundary c) Convergent boundary d) Isolated boundary 23 / 30 23. Which spacecraft provided the first close-up images and data of Uranus and its moons? a) Voyager 1 b) Voyager 2 c) Cassini d) New Horizons 24 / 30 24. Which biome is characterized by tall grasses, few trees, and a distinct rainy and dry season? a) Desert b) Grassland (Prairie) c) Tropical Rainforest d) Tundra 25 / 30 25. 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 26 / 30 26. How does the temperature on Mercury's surface vary? a) It is consistently hot b) It is consistently cold c) It varies widely between day and night d) It is mild and stable 27 / 30 27. What is the primary component of Uranus's atmosphere? a) Hydrogen b) Helium c) Methane d) Ammonia 28 / 30 28. 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 29 / 30 29. Which region of a comet's structure is primarily composed of water vapor, carbon dioxide, and other volatile substances? a) Nucleus b) Coma c) Tail d) Ionosphere 30 / 30 30. Which ground-based telescope is located in Chile and is designed to search for exoplanets using the transit method? a) Hubble Space Telescope b) James Webb Space Telescope c) Gran Telescopio Canarias (GTC) d) SPECULOOS 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