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 gas is present in Pluto's thin atmosphere? a) Oxygen b) Nitrogen c) Carbon dioxide d) Methane 2 / 30 2. Where is the Asteroid Belt located in the Solar System? a) Between Earth and Mars b) Between Mars and Jupiter c) Between Jupiter and Saturn d) Between Saturn and Uranus 3 / 30 3. Which Mars rover is equipped with a drill to collect samples of Martian rocks and soil for analysis? a) New Horizons b) Juno c) Curiosity d) Opportunity 4 / 30 4. 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 5 / 30 5. 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 6 / 30 6. Which space probe is currently studying the internal structure and seismic activity of Mars, aiming to understand its geological history? a) New Horizons b) Juno c) InSight d) Perseverance 7 / 30 7. Which moon of Jupiter is the largest in the solar system? a) Europa b) Ganymede c) Io d) Callisto 8 / 30 8. What is the name of the robotic rover currently exploring the surface of Mars? a) Voyager b) Curiosity c) Opportunity d) Spirit 9 / 30 9. 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 10 / 30 10. What is the name of the valley network system on Mars that suggests past water erosion? a) Valles Marineris b) Elysium Mons c) Hellas Planitia d) Noctis Labyrinthus 11 / 30 11. What is the name of the region beyond the orbit of Neptune where a vast collection of icy bodies, including Pluto, reside? a) Oort Cloud b) Kuiper Belt c) Asteroid Belt d) Scattered Disc 12 / 30 12. Which spacecraft was the first to successfully land humans on the Moon? a) Apollo 11 b) Apollo 13 c) Apollo 15 d) Apollo 17 13 / 30 13. 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 14 / 30 14. Which ground-based observatory is operated by the European Southern Observatory (ESO) and consists of four individual telescopes located in Chile? a) Hubble Space Telescope b) James Webb Space Telescope c) Keck Observatory d) Very Large Telescope (VLT) 15 / 30 15. What is the name of the region in the Solar System where long-period comets originate, extending to the outermost reaches of the Sun's gravitational influence? a) Kuiper Belt b) Oort Cloud c) Asteroid Belt d) Scattered Disc 16 / 30 16. Which asteroid is known for its large impact crater named Rheasilvia Basin? a) Vesta b) Ceres c) Pallas d) Hygiea 17 / 30 17. What are auroras commonly known as when seen in the Northern Hemisphere? a) Southern Lights b) Equatorial Lights c) Northern Lights d) Polar Lights 18 / 30 18. Which moon of Mars is closer to the planet? a) Phobos b) Deimos c) Titan d) Ganymede 19 / 30 19. What is the estimated total number of icy bodies in the Oort Cloud? a) Thousands b) Millions c) Billions d) Trillions 20 / 30 20. What is the phenomenon called when the solar wind compresses Earth's magnetosphere on the side facing the Sun? a) Magnetotail b) Bow Shock c) Magnetopause d) Solar Flare 21 / 30 21. 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 22 / 30 22. Which Mars rover was launched in 2011 and has been exploring Gale Crater since its landing in 2012? a) New Horizons b) Juno c) Curiosity d) Opportunity 23 / 30 23. Which space probe is currently studying Jupiter's atmosphere, magnetic field, and composition? a) New Horizons b) Juno c) Curiosity d) Opportunity 24 / 30 24. 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 25 / 30 25. Which moon of Uranus is known for its chaotic, fractured surface, possibly due to past impacts or internal heating? a) Titan b) Enceladus c) Miranda d) Triton 26 / 30 26. Which moon of Jupiter was discovered by Galileo Galilei in 1610, making it one of the first objects observed in orbit around another planet? a) Io b) Europa c) Ganymede d) Callisto 27 / 30 27. Which element, essential for life, has been detected in the form of methane on Mars? a) Oxygen b) Nitrogen c) Carbon d) Hydrogen 28 / 30 28. What characteristic makes Mercury unique among the terrestrial planets? a) Its large number of moons b) Its extremely tilted axis c) Its large iron core relative to its size d) Its thick atmosphere 29 / 30 29. 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 30 / 30 30. Which celestial body exhibits significant tidal forces from both Jupiter and Saturn, resulting in its elongated shape and active cryovolcanism? a) Io b) Europa c) Enceladus d) Titan Please provide accurate information so we can send your Achievement Certificate by mail. 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