How many stars make up Orion's Belt?

Three
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Related trivia

What is a huge group of stars, gas and dust in space called?
Galaxy
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Who is credited with creating the "Big Bang Theory"?
Georges Lemaitre
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Which constellation are the stars Castor and Pollux in?
Gemini
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Which Apollo Mission was launched on November 14, 1969?
Apollo 12
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What is Pluto's period of revolution around the sun?
247.7 Earth Years
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Where on the moon did people first land a spacecraft?
The Sea Of Tranquility
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What is the sixth planet from the sun?
Saturn
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To any astronaut, what is an EVA?
Extravehicular Activity
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The Horsehead Nebula can be found in what constellation?
Orion
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What is the name for the boundary around a black hole, beyond which events cannot affect the observer?
Event Horizon
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What is the sun mostly made up of?
Hydrogen
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How many days in a Mercurian year?
88 Days
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What satellite series was known as "fellow traveler"?
Sputnik
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Mariner IV sent the first pictures of which planet back to earth?
Mars
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What is the opposite to ordinary matter called?
Antimatter
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What is Uranus' period of revolution around the sun?
84.01 Earth Years
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Who was the first person in space?
Yuri Gagarin
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What is Jupiter mostly made of?
Gas
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What is a sudden violent explosion on the sun called?
Solar Flare
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Which astronomical body is 3.67 billion miles from the sun?
Pluto
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What was the first planet discovered with the aid of a telescope?
Uranus
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Which of Jupiter's moons is covered by active volcanoes?
Io
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The word "lunar" means something related to what?
Moon
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Which former planet is the tenth-largest body directly orbiting the sun?
Pluto
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