Question 1 of 8
Which planet has the shortest year?
Mercury completes an orbit around the Sun in about 88 Earth days.
TRIVIA
Space Trivia
Test your knowledge of planets, stars, moons, spacecraft, and the scale of the universe.
Question 2 of 8
What is the name of our galaxy?
Our Solar System is located in the Milky Way galaxy.
Question 3 of 8
Which planet rotates on its side relative to its orbit?
Uranus has an extreme axial tilt of about 98 degrees.
Question 4 of 8
What causes the phases of the Moon?
The phases result from our changing view of the Moon's sunlit portion as it orbits Earth.
Question 5 of 8
What is a light-year a measure of?
A light-year is the distance light travels in one year.
Question 6 of 8
Which planet is known for its powerful winds and blue appearance?
Neptune has a deep blue appearance and extremely fast winds.
Question 7 of 8
What does a telescope primarily collect?
Telescopes collect and analyze light or other electromagnetic radiation.
Question 8 of 8
What is a supernova?
A supernova is a powerful explosion associated with certain stars at the end of their lives.
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Frequently Asked Questions
Are these questions designed for beginners?
Yes. They focus on broadly accessible knowledge and explain the answer so the activity can also be used for learning.
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Your score reflects your performance on these questions only. It is not a general measure of intelligence or ability.