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.

New photos from the European Space Agency's Mars Express orbiter give us our best look yet at a giant ravine on the Red ...

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 ...

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.

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 ...

The Valles Marineris region is one of the most studied areas on Mars. The canyon system is one of the major keys to the tectonic and volcanic history of this planet.

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 ...

Valles Marineris is roughly 1850 miles (3000 km) long, according to NASA. That's about four times longer than the Grand Canyon, which has a length of about 500 miles (800 km). Advertisement ...

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 ...

When it comes to canyons, Mars goes hard. Valles Marineris is the largest canyon system in the solar system. It stretches across 2,500 miles (4,000 kilometers). On Wednesday, ...