Valles Marineris, the Grand Canyon of Mars, is ripe for human exploration that can uncover the planet's history and its capacity to sustain microbial life. Skip to main content.

What’s hidden in Mars’ greatest canyon, Valles Marineris? NASA’s HiRise camera brings us closer than ever with incredible 4K ...

As noted, Valles Marineris is the largest canyon in the solar system, measuring more than 4,000 kilometers (2,485 miles) long, 200 kilometers (124 miles) wide, and 7 kilometers (4.3 miles) deep.

Valles Marineris in the east of Mars’ Tharsis volcanic region. Higher regions are marked red in this topographic map, while yellow and green indicate moderate elevations; the lowest points are ...

Labroots has rich history of examining Mars in great detail, including its suite of awesome geologic formations, stunning orbiter images, two moons, geologic and observational history, and potential ...

This image from ESA’s Mars Express shows Ius and Tithonium Chasmata, which form part of Mars’ Valles Marineris canyon structure. This image comprises data gathered by Mars Express’ High ...

Recurring slope lineae (RSL) on Mars are seasonally abundant along the steep slopes of ancient bedrock in the Valles Marineris canyon region. Here, the RSL are depicted as bright fans that extend ...

Valles Marineris stretches across nearly one-fourth of the Red Planet’s circumference. As Mars’ 120-mile-thick (200 kilometers) lithosphere pulled apart, it created this giant canyon.

Mars' Valles Marineris, far larger and deeper than Earth's Grand Canyon, is close to the center of the disk, and the dusky Acidalia Planitia is high to the north, close to the small north polar cap.

Mars' great canyon complex, Valles Marineris, dwarfs the size and splendor of Earth's own Grand Canyon. But while geologists have a formed a fairly complete picture of how the Grand Canyon formed ...

Recurring slope lineae (RSL) on Mars are seasonally abundant along the steep slopes of ancient bedrock in the Valles Marineris canyon region. Here, the RSL are depicted as bright fans that extend ...