outer planet
noun
: any of the planets Jupiter, Saturn, Uranus, and Neptune whose orbits lie beyond the asteroid belt
Examples of outer planet in a Sentence
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With three outer planets that tend to initiate collective changes entering new signs, and two of these planets entering the first sign of Aries, a once-in-a lifetime new beginning is upon us.
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Colin Bedell, Them., 16 Dec. 2025
The best time to observe any outer planet is a month either side of its opposition, when Earth travels between the planet and the sun.
—Jamie Carter, Space.com, 30 Nov. 2025
Their launch was timed to take advantage of an alignment of the outer planets that occurs once every 176 years.
—Chris Young, Interesting Engineering, 24 Nov. 2025
Earth's outer planets are at their closest for the year during opposition, according to EarthSky.
—John Tufts, IndyStar, 21 Sep. 2025
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Colin Bedell, Them., 16 Dec. 2025
The best time to observe any outer planet is a month either side of its opposition, when Earth travels between the planet and the sun.
—Jamie Carter, Space.com, 30 Nov. 2025
Their launch was timed to take advantage of an alignment of the outer planets that occurs once every 176 years.
—Chris Young, Interesting Engineering, 24 Nov. 2025
Earth's outer planets are at their closest for the year during opposition, according to EarthSky.
—John Tufts, IndyStar, 21 Sep. 2025
See All Example Sentences for outer planet
Cite this Entry
“Outer planet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outer%20planet. Accessed 24 Dec. 2025.
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