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Red Planet

British  

noun

  1. an informal name for Mars 2

"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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Chinese space manufacturing companies and scientists have previously pointed to the Red Planet as a potential destination for astronauts.

From Barron's • Mar. 26, 2026

The findings indicate that the Red Planet may have remained capable of supporting life for much longer than scientists once believed.

From Science Daily • Mar. 15, 2026

Musk has often talked about colonizing the Red Planet in his lifetime, and at 54, that might be a technological stretch — though the billionaire claims otherwise.

From Los Angeles Times • Dec. 16, 2025

The satellites will map the magnetic fields, upper atmosphere and ionosphere of Mars in 3D, gathering data that will help humans land or even settle on the Red Planet.

From MarketWatch • Nov. 7, 2025

One was a framed photo of Tamika and me at the Orlando Science Center, looking as if we were astronauts exploring the Red Planet.

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas