| Question | Answer | % Correct |
|---|---|---|
| Which planet in the solar system is the hottest? | Venus | 97%
|
| What is believed to be at the center of the galaxy? | Supermassive Blackhole | 93%
|
| What metal causes Mars' soil to be red? | Iron | 92%
|
| What is Jupiter's "Great Red Spot"? | A Storm | 87%
|
| What planet in our solar system has the most moons? | Jupiter | 84%
|
| Because Venus has no tilt, what annual changes does it not experience? | Seasons | 79%
|
| What element makes up most of the Sun? | Hydrogen | 77%
|
| 95% of matter is invisible. What is this type of matter called? | Dark Matter | 71%
|
| The pull of the Moon and Sun on the Earth causes what effect? | Tides | 70%
|
| What man-made object has traveled farthest from Earth? | Voyager 1 | 69%
|
| How many years pass between appearances of Halley's Comet? | 76 years | 60%
|
| What is the largest moon in the solar system? | Ganymede | 57%
|
| What type of star has the strongest magnetism? | Neutron Star | 54%
|
| What astronomer discovered that planetary orbits are elliptical? | Johannes Kepler | 50%
|
| Located on Mars, what is the name of the largest volcano in the solar system? | Olympus Mons | 49%
|
| Other than the Sun, what is the closest star to Earth? | Proxima Centauri | 46%
|
| What is the term for the second full moon in the same calendar month? | Blue Moon | 45%
|
| In Earth days, how long is Mercury's year? | 88 Days | 31%
|
| The amount of time the Sun takes to revolve around the center of the Milky Way is called what? | A Cosmic Year | 7%
|
| What Soviet creation was the first man-made object to reach the Moon? | Luna 2 (It crashed.) | 6%
|