: a band of small celestial bodies beyond the orbit of Neptune from which many short-period comets are believed to originate compare oort cloud
Examples of Kuiper Belt in a Sentence
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Tyson, who oversaw the redesign of the Hayden Planetarium’s solar system exhibit in 2000, famously excluded Pluto from the planetary lineup, grouping it instead with icy Kuiper Belt objects.
—
Sharmila Kuthunur, Space.com, 23 June 2025
The Kuiper Belt itself is named after the late Dutch astronomer Gerard Kuiper, widely considered to be the father of modern planetary science.
—Eric Lagatta, USA Today, 17 June 2025
In 2003, an object farther out in the Kuiper Belt than Pluto was discovered.
—Jamie Carter, Forbes.com, 17 June 2025
In addition, objects from the Kuiper Belt orbit in the opposite direction from everything else in the solar system, according to NASA.
—Julia Jacobo, ABC News, 2 May 2025
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Sharmila Kuthunur, Space.com, 23 June 2025
The Kuiper Belt itself is named after the late Dutch astronomer Gerard Kuiper, widely considered to be the father of modern planetary science.
—Eric Lagatta, USA Today, 17 June 2025
In 2003, an object farther out in the Kuiper Belt than Pluto was discovered.
—Jamie Carter, Forbes.com, 17 June 2025
In addition, objects from the Kuiper Belt orbit in the opposite direction from everything else in the solar system, according to NASA.
—Julia Jacobo, ABC News, 2 May 2025
See All Example Sentences for Kuiper Belt
Cite this Entry
“Kuiper Belt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Kuiper%20Belt. Accessed 21 Jul. 2025.
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