sunspot

noun

sun·spot ˈsən-ˌspät

: any of the dark spots that appear at times on the sun's surface and are usually visible only through a telescope

Examples of sunspot in a Sentence

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Separately, centuries after German astronomer Johannes Kepler made sketches of sunspots in 1607 from his observations of the sun’s surface, the pioneering drawings helped scientists piece together the history of the sun’s solar cycle. —

Cnn, The Mercury News, 25 Dec. 2024 The number of those sunspots steadily increases as the star moves toward solar maximum. —

Denise Chow, NBC News, 1 Dec. 2024 The peak of the current solar cycle occurs one every 11 years, when more sunspots with the intense magnetic activity are expected, according to NOAA. —

Julia Jacobo, ABC News, 28 Nov. 2024 The center monitors sunspots, solar flares and plasma emissions called coronal mass ejections that could impact the electrical grid, communication, satellites and more. —

Chad Murphy, The Enquirer, 31 Dec. 2024 See all Example Sentences for sunspot