Mars Reconnaissance Orbiter

Wintry Dunes on Earth and Mars

Dunes on both planets occasionally get blanketed with ice and snow—except on Earth the white stuff is frozen water and…

Dusty Differences Between Mars and Earth

Both planets face dust storms—and the occasional flight delays that come with them.

Jez like Mars

Though located a world away, Lake Salda, Turkey, shares similar mineralogy as Jezero Crater on Mars.

Flood Basalts on Mars and Iceland

A team of NASA scientists headed to Holuhraun because the volcano has geologic cousins on Mars.

Distant Sisters from Mars and New Mexico

Molten rock has formed jagged, razor-like walls in both places.

Earth and Moon from Mars

A powerful telescope on a satellite orbiting Mars turned its gaze back on Earth.