Trivia questions and answers, drawn fresh from the well

• Easy Easy difficulty.
• The Milky Way Galaxy

How old is the Milky Way, in billions of years?

Answer

13.6 billion years

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• Easy Easy difficulty.
• The Milky Way Galaxy

What is the name of the spiral arm that contains the Solar System?

Answer

Orion Arm

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• Easy Easy difficulty.
• The Milky Way Galaxy

What type of galaxy is the Milky Way?

Answer

Spiral galaxy

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• Hard Hard difficulty.
• The Sun

What is the name of the world's largest solar telescope, located in Hawaii?

Answer

Daniel K. Inouye Solar Telescope

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• Hard Hard difficulty.
• The Sun

What is the name of the scale used to count sunspots, developed by Rudolf Wolf?

Answer

Wolf number

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• Hard Hard difficulty.
• The Sun

What phenomenon solved the solar neutrino problem by showing neutrinos change flavor?

Answer

Neutrino oscillation

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• Intermediate Intermediate difficulty.
• The Sun

At which phase of the solar cycle does the Sun's magnetic field typically reverse?

Answer

Solar maximum

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• Intermediate Intermediate difficulty.
• The Sun

Which Japanese-led solar observatory, launched in 2006, studies the Sun's magnetic field?

Answer

Hinode

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• Intermediate Intermediate difficulty.
• The Sun

In which year did the Carrington Event, a massive solar storm, occur?

Answer

1859

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• Intermediate Intermediate difficulty.
• The Sun

Which NASA spacecraft, launched in 2010, monitors the Sun in multiple wavelengths?

Answer

Solar Dynamics Observatory

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• Easy Easy difficulty.
• The Sun

How many Earths lined up side by side would approximately equal the Sun's diameter?

Answer

109

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• Easy Easy difficulty.
• The Sun

What is the name of the dark central region of a sunspot?

Answer

Umbra

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