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.

However, the structure is still significantly shorter than Mars' Valles Marineris — the largest canyon in the solar system, ...

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.

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

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 ...

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 ...

Two great chasms in Mars' Valles Marineris canyon. Credit: ESA / DLR / FU Berlin CC BY-SA 3.0 IGO. There's a canyon on Mars that makes the Grand Canyon look small.

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, ...