CategorySpace Trivia

space trivia category

Space Trivia Questions and Quizzes

Interesting trivia and quiz questions about the moon, the planets of our solar system, and the universe. The universe is a source of fantastic knowledge and has inspired mankind for ages. With trillions upon trillions of objects in billion galaxies, the universe is continuously expanding and changing. The science and our knowledge of space also continue to improve. Challenge yourself and your friends with this space quiz. Test your knowledge of our solar system, planets, moons and the galaxy.

Why is the color of Mars red?

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Why is the color of mars red?
View Answer
Red soils.
The color of Mars is red, and for this, it is also known as the red planet. This is due to the abundance of red soils. The rocks and soil at Mars contain dust carrying an immense amount of iron. It carries a tiny amount of chlorine and sulfur. Over the years, they’ve been eroded, and dust was spread by volcanoes forming the red cloud.

What is the diameter of the Earth’s moon?

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What is the diameter of the earth’s moon?
View Answer
2159 miles (3,474.2 km).
In our solar system, Earth’s moon is the largest planetary satellite. Earth’s moon is 27% of the size of Earth. The gravitational force of the moon is 17% as compared to Earth’s gravitational force. This is very interesting because a man who can jump 10 feet on Earth can easily jump 60 feet on the moon.

Which NASA space flight was the last human-crewed mission?

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Which nasa space flight was the last human-crewed mission?
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Apollo 17.
Apollo 17 was the last time when humans traveled on space. NASA launched Apollo 17 on December 7, 1972. This was the final mission of NASA’s Apollo program. This mission took 12th people on the surface of the moon, and this is how the mission ended.

What type of galaxy is the most common in the universe?

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What type of galaxy is the most common in the universe?
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Elliptical galaxies.
Galaxies are elliptical and irregular. Galaxies can be found in trillions. Each galaxy constitutes stats, dust, gas, and dark matter. They vary in size. The oldest galaxy is located in the constellation Ursa Major. It is actually 32 billion years from Earth.

What is the smallest planet in the solar system?

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What is the smallest planet in the solar system?
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Mercury.
Till 2006 Pluto was considered the smallest planet. Pluto is now removed from the list of planets. Mercury has a radius of 1516 miles and is actually the smallest of all the planets. Interestingly, Mercury is named after the messenger of God who was roman. The sun would appear three times larger than this planet.

What percentage of the universe is dark matter?

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What percentage of the universe is dark matter?
View Answer
Around 27%.
Only 27% of the universe is dark matter. 68% of the universe is dark energy, whereas less than 5% of the universe is made up of ordinary matter. Approximately 80% of the universe’s mass is made up of the material that is not visible to us.

What is the coldest place in the Universe?

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What is the coldest place in the universe?
View Answer
The Boomerang Nebula.
The Nebula is one-degree Kelvin, which is -272 degrees Celsius. It is found in Centaurus constellation. The nebula is colder than the background temperature of deep space.

How many planets are there in the solar system?

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How many planets are there in the solar system?
View Answer
Eight planets.
Mercury, Venus, Earth, and Mars are known as terrestrial planets. The other four including Jupiter, Saturn, Uranus, and Neptune, are the giant planets. Two are gas giant planets which include Jupiter and Saturn. The other two are giant ice planets which include Uranus and Neptune. Sorry for the ninth planet named Pluto. It was discovered in 2014, but still, it’s existence is not confirmed.

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