04 / OUR NEIGHBOR IN THE SOLAR SYSTEM

Another world.
Endless wonder.

Beyond the red horizon lies a planet of towering volcanoes, ancient rivers, and unanswered questions. Let’s explore Mars.

Discover the planet ↗Follow the exploration ↗
PLANET MARS · A WORLD WORTH EXPLORINGARTIST’S IMPRESSION / MARTIAN LANDSCAPE
6,779 km
687 days
24h 39m
38%
GET TO KNOW THE RED PLANET

There’s more beneath the dust.

Discover the landscapes, forces, and discoveries that make Mars extraordinary.

Illustrated Martian canyon walls and dusty plains
01 / LANDSCAPES & GEOLOGY

A planet of extremes

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Immense volcanoes. Vast canyons. The traces of a wetter past.

Artist’s impression of a dusty Martian sky over distant hills
02 / WEATHER & ATMOSPHERE

Under a different sky

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A thin veil of air shapes a cold world with seasons and sweeping dust storms.

Artistic globe of Mars against dark space
03 / MISSIONS & DISCOVERY

Curiosity takes us further

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Meet the robotic explorers helping us piece together the story of Mars.

Illustration of Mars with rust-colored terrain and a polar ice capMARS / SOL IV · ARTISTIC ILLUSTRATION
A NEIGHBOR. A MYSTERY.

Small planet.
Big questions.

Mars preserves clues to a time when water flowed across its surface. Reading that record helps us ask what makes a planet habitable—and whether life ever took hold beyond Earth.

Position from the SunFourth planet
Natural satellitesPhobos & Deimos
Average distance from the Sun228 million km
Get to know Mars ↗
HUMAN CURIOSITY. ROBOTIC EXPLORERS.

Our eyes on
another world.

Every mission adds a new piece to the puzzle. Explore the journeys that have changed how we understand Mars.

Explore the mission guide ↗
Surface explorer

Perseverance

Investigating ancient environments and collecting rock samples in Jezero Crater.

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Surface explorer

Curiosity

Reading the layered geological history of Gale Crater and Mount Sharp.

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Mission retrospective

MAVEN’s lasting legacy

NASA ended the mission in June 2026 after more than eleven years in Mars orbit.

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