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new planets

British  

plural noun

  1. the outer planets Uranus, Neptune, and (formerly) Pluto, only discovered comparatively recently

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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By studying the gas around this young star and watching carefully as the tiny dust grows over time, they hope to learn much more about where new planets come from and when.

From Space Scoop • Jul. 16, 2025

You were either going to have to add new planets or subtract things that are no longer planets.

From National Geographic • Feb. 16, 2024

They encompass processes in the gas and dust disks surrounding young stars that give rise to new planets.

From Science Daily • Feb. 9, 2024

Indeed, the HPF has already carried its weight by discovering and confirming other new planets since it started being used.

From Salon • Nov. 30, 2023

These are new planets, new ambitions are alive.

From Adaptation by Schoenherr, John

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.