Telescopes quiz
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Who discovered Jupiter's four largest moons?
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More questions about Telescopes
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What did radio dishes linked across Earth photograph in 2019?
Answer: A black hole
Why: The black hole in that first image weighs about 6.5 billion times as much as our Sun.
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How many bodies did Galileo think made up Saturn in 1610?
Answer: Three
Why: A sharper telescope later showed the side 'companions' were really a ring circling the planet.
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Who made the first known telescope drawing of the Moon?
Answer: Thomas Harriot
Why: Harriot sketched the Moon in July 1609, months before Galileo, but he did not publish his drawings.
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What carried the Hubble telescope into orbit?
Answer: Space Shuttle
Why: Shuttle crews later returned five times, from 1993 to 2009, to repair and upgrade the telescope in orbit.
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What was the job of the man the Webb telescope is named after?
Answer: Head of NASA
Why: Trained as a lawyer, Webb was a government administrator, not a scientist or an engineer.
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What was the first galaxy ever seen to be a spiral?
Answer: Whirlpool Galaxy
Why: Lord Rosse spotted the spiral through the Leviathan, an Irish telescope with a 1.8-meter mirror.
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