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Showing results for Valles Marineris. Search instead for Valles-Marinaris.

Valles Marineris

American  
[val-uhs-mar-uh-nair-is] / ˈvæl əsˌmær əˈnɛər ɪs /

noun

Astronomy.
  1. a canyon on Mars, 3,100 miles (5,000 km) in length, named after the Mariner spacecraft.


Example Sentences

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Sulfate minerals are widespread throughout the Valles Marineris region, especially in rugged landscapes called chaotic terrains.

From Science Daily Mar. 10, 2026

“What would a coffee mug or a car or any work of my design that was left in the canyon of the Valles Marineris on Mars for 15,000 years look like?”

From New York Times Sep. 20, 2022

There’s plenty of exploration to do, she added, citing the possibility of visiting amazing and exotic sites that spacecraft have imaged from orbit, such as the Valles Marineris canyon system and the Martian polar caps.

From Scientific American Sep. 28, 2021

It would be expected to come out in specific locations: near a fault at the bottom of Valles Marineris, for instance.

From Science Magazine Nov. 22, 2017

The Red Planet showing the Valles Marineris canyon system across the center.

From "Spooked!" by Gail Jarrow

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