exoplanet
noun
exo·plan·et
ˈek-sō-ˌpla-nət 
ˌek-sō-ˈpla-
: a planet orbiting a star that is not our sun
Examples of exoplanet in a Sentence
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The Milky Way galaxy and beyond is considered to be absolutely teeming with such worlds, known as exoplanets.
—
Eric Lagatta, USA Today, 12 May 2026
That work started with simply observing individual stars and sorting them into categories—just like scientists finally have the technology to do with exoplanets today.
—K. R. Callaway, Scientific American, 11 May 2026
Rather than increase the number of exoplanets discovered, this instrument will allow for more in-depth study of these worlds and their atmospheres.
—Chelsea Gohd, Space.com, 8 May 2026
That’s unfortunate, as a number of important phenomena, from the earliest galaxies to the features of exoplanet atmospheres, are only detectable at infrared wavelengths.
—John Timmer, ArsTechnica, 23 Apr. 2026
See All Example Sentences for exoplanet
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Eric Lagatta, USA Today, 12 May 2026
That work started with simply observing individual stars and sorting them into categories—just like scientists finally have the technology to do with exoplanets today.
—K. R. Callaway, Scientific American, 11 May 2026
Rather than increase the number of exoplanets discovered, this instrument will allow for more in-depth study of these worlds and their atmospheres.
—Chelsea Gohd, Space.com, 8 May 2026
That’s unfortunate, as a number of important phenomena, from the earliest galaxies to the features of exoplanet atmospheres, are only detectable at infrared wavelengths.
—John Timmer, ArsTechnica, 23 Apr. 2026
See All Example Sentences for exoplanet
Cite this Entry
“Exoplanet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exoplanet. Accessed 21 May. 2026.
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