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 space probe provided the first close-up images of the asteroid Vesta and the dwarf planet Ceres in the asteroid belt? a) Voyager 1 b) Voyager 2 c) Pioneer 10 d) Dawn 2 / 30 2. What is the name of the largest volcano in the solar system, located on Mars? a) Mount Everest b) Olympus Mons c) Mount Kilimanjaro d) Mauna Kea 3 / 30 3. 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 4 / 30 4. What is the approximate diameter of Jupiter's Great Red Spot? a) 10,000 kilometers (6,200 miles) b) 20,000 kilometers (12,400 miles) c) 30,000 kilometers (18,600 miles) d) 40,000 kilometers (24,800 miles) 5 / 30 5. 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 6 / 30 6. What was the last appearance of Halley's Comet before its most recent return in 1986? a) 1910 b) 1972 c) 1986 d) 1997 7 / 30 7. What is the name of the moon of Neptune with a highly eccentric orbit and retrograde motion? a) Nereid b) Triton c) Proteus d) Larissa 8 / 30 8. 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 9 / 30 9. 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 10 / 30 10. Which mission is currently orbiting Mercury to study its surface and composition? a) Cassini b) Juno c) MESSENGER d) New Horizons 11 / 30 11. Which space telescope is set to succeed the Hubble Space Telescope and is designed to observe the universe in the infrared spectrum? a) Hubble Space Telescope b) James Webb Space Telescope c) Keck Observatory d) Chandra X-ray Observatory 12 / 30 12. What is the name of the persistent high-pressure region in Jupiter's atmosphere that is characterized by its swirling anticyclonic storm? a) Saturn's Hexagon b) Venus' Vortex c) Jupiter's Great Red Spot d) Mars' Dust Storm 13 / 30 13. What is the largest moon of Pluto? a) Charon b) Styx c) Nix d) Kerberos 14 / 30 14. Which dwarf planet is considered the largest object in the Kuiper Belt? a) Pluto b) Haumea c) Eris d) Makemake 15 / 30 15. What is the name of the largest meteorite ever found on Earth? a) Allende b) Hoba c) Canyon Diablo d) Tunguska 16 / 30 16. 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 17 / 30 17. Which moon of Saturn exhibits extensive cryovolcanism, with geysers erupting from its south polar region? a) Titan b) Enceladus c) Rhea d) Dione 18 / 30 18. Which Apollo mission was the first to include a lunar rover, allowing astronauts to explore a larger area of the Moon's surface? a) Apollo 11 b) Apollo 14 c) Apollo 15 d) Apollo 16 19 / 30 19. 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 20 / 30 20. Which spacecraft conducted a flyby of Pluto, providing the first close-up images and data of the dwarf planet? a) Voyager 1 b) Voyager 2 c) New Horizons d) Cassini 21 / 30 21. 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 22 / 30 22. What is the name of the dark, vortical storm system observed at Neptune's equator? a) Great Dark Spot b) Great Red Spot c) North Equatorial Belt d) South Equatorial Belt 23 / 30 23. What is the name of the large impact crater on the Moon's surface that contains the Sea of Tranquility, where Apollo 11 landed? a) Tycho b) Clavius c) Mare Tranquillitatis d) Copernicus 24 / 30 24. What is the phenomenon called where Mercury exhibits phases similar to the Moon and Venus? a) Lunar phases b) Solar phases c) Orbital phases d) Planetary phases 25 / 30 25. What is the name of the largest volcano on Venus? a) Mauna Kea b) Olympus Mons c) Maxwell Montes d) Maat Mons 26 / 30 26. 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 27 / 30 27. Which type of tail of a comet is composed of ionized gas and is pushed away from the Sun by the solar wind? a) Dust tail b) Ion tail c) Plasma tail d) Gas tail 28 / 30 28. What are auroras commonly known as when seen in the Northern Hemisphere? a) Southern Lights b) Equatorial Lights c) Northern Lights d) Polar Lights 29 / 30 29. 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 30 / 30 30. What is the name of the region around Earth where charged particles are trapped by the planet's magnetic field? a) Magnetosphere b) Heliosphere c) Thermosphere d) Stratosphere Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! LinkedIn Facebook Twitter 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Solar System MCQ PDF for Offline Study