quiet sun

American  

noun

Astronomy.

1. the sun at the minimum of solar activity, occurring every 11 years.

2. the unchanging background of solar phenomena.

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Example Sentences

Scientists tackle a burning question: When will our quiet sun turn violent?

From Science Magazine • May 31, 2019

But, says Gurman: "We now know that there's no such thing as a quiet sun."

From Time Magazine Archive

Britain and Russia are leading a smooth-running Scientific Committee for Antarctic Research, which is already working out plans for securing valuable weather data in the international "quiet sun" year in 1964-65.

From Time Magazine Archive

Now every loiterer has gone in and the street lies asleep in the quiet sun, while a feeling of loneliness comes over me, and brings also an uneasy sense of neglected privileges and duties.

From Twice Told Tales by Hawthorne, Nathaniel

Now, every loiterer has gone in, and the street lies asleep in the quiet sun, while a feeling of loneliness comes over me, and brings also an uneasy sense of neglected privileges and duties.

From Sunday at Home (From "Twice Told Tales") by Hawthorne, Nathaniel