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Outer Space Trivia Questions With Answers

Outer space trivia quiz questions with answers about Titan, the speed of light, planets, Pluto, meteorites and more!

 

Outer Space Trivia Questions With Answers

Which planet has the most moons?
A:  Jupiter has the most of any planet. Saturn is second. 

Which planet is the hottest?
A:  Venus is the hottest planet.

Which planet is the coldest?
A: Pluto is the coldest planet. It has an icy temperature of -400 F.

How much would 100 pounds here on earth weigh on the moon?
A: If you weighed 100 pounds on earth, you would weigh only about 16 pounds on the moon.

What is Titan's atmosphere made of?
A: The atmosphere of Titan is made mostly of Nitrogen (80-90%), just like the Earth's atmosphere!

What is the diameter of the earth?
A: The diameter of the earth at the equator is 7,926.41 miles (12,756.32 kilometers).

 

What is the diameter of the moon?
A: The diameter of the Moon is 3,474 kilometers.

How fast is the speed of light?
A: In metric units, the speed of light is exactly 299,792,458 meters per second (or 1,079,252,848.8 km/h). Approximately 186,000 miles per second.

How many miles is one light year?
A: A light year is 5,865,696,000,000 miles.

What is a meteorite made of?
A: Most meteorites contain at least some iron metal (actually an alloy of iron and nickel). You can see the metal shining on a broken surface. Iron meteorites are all metal, stony iron meteorites are about half metal, half stone, and stone meteorites contain small flecks of metal.

How long is an astronomical unit?
A: The Astronomical Unit is the average distance between the Sun and Earth. Its value is 149,597,870 km (about 93 million miles).