The surface color of the planet Mars appears reddish from a distance because of rusty atmospheric dust. From close up, it looks more of a butterscotch...

eclipses on Mars Orbit of Mars Martian surface Concentric crater fill Dark slope streak Dust Devil Tracks Lineated valley fill Mars surface color Martian...

Mars Pathfinder was an American robotic spacecraft that landed a base station with a roving probe on Mars in 1997. It consisted of a lander, renamed the...

Although very small amounts of liquid water may occur transiently on the surface of Mars, limited to traces of dissolved moisture from the atmosphere and thin...

depiction of Mars in fiction has been stimulated by its dramatic red color and by nineteenth-century scientific speculations that its surface conditions...

A Mars landing is a landing of a spacecraft on the surface of Mars. Of multiple attempted Mars landings by robotic, uncrewed spacecraft, ten have had successful...

robotic science on Mars. Mars has long been the subject of human interest. Early telescopic observations revealed color changes on the surface that were attributed...

Generating accurate true-color images of Mars's surface is surprisingly complicated. There is much variation in the color of the sky as reproduced in...

The study of surface characteristics (or surface properties and processes) is a broad category of Mars science that examines the nature of the materials...

with the launch of the two rovers to explore the Martian surface and geology; both landed on Mars at separate locations in January 2004. Both rovers far...

climate, Martian atmosphere, and surface changes and to act as the communications relay in the Mars Surveyor '98 program for Mars Polar Lander. However, on September...

has been found on Mars. Cumulative evidence suggests that during the ancient Noachian time period, the surface environment of Mars had liquid water and...

The Mars Color Imager (MARCI) is a wide-angle, relatively low-resolution camera built for Mars Climate Orbiter and Mars Reconnaissance Orbiter. MARCI...

sites for NASA's Mars landers, discovered pure water ice in new craters and further evidence that water once flowed on the surface on Mars. The spacecraft...

The common surface features of Mars include dark slope streaks, dust devil tracks, sand dunes, Medusae Fossae Formation, fretted terrain, layers, gullies...

The geology of Mars is the scientific study of the surface, crust, and interior of the planet Mars. It emphasizes the composition, structure, history...

The composition of Mars covers the branch of the geology of Mars that describes the make-up of the planet Mars. Mars is differentiated, which—for a terrestrial...

of the Moon. The skies of Venus, Mars and Titan have been observed by space probes designed to land on the surface and transmit images back to Earth...

impacts the Martian surface, and the fine, toxic dust that covers the planet. Mars has an atmosphere, but it is unbreathable and thin. Surface temperatures fluctuate...

sustain liquid water on the surface have not ever been possible on Mars. The advent of very high resolution images of the surface from the HiRISE, THEMIS...

The terraforming of Mars or the terraformation of Mars is a hypothetical procedure that would consist of a planetary engineering project or concurrent...

Mars Express is a space exploration mission by the European Space Agency (ESA) exploring the planet Mars and its moons since 2003, and the first planetary...

atmospheric density on Mars is equal to the density found 35 km (22 mi) above the Earth's surface and is ≈0.020 kg/m3. The atmosphere of Mars has been losing...

Curiosity is a car-sized Mars rover exploring Gale crater and Mount Sharp on Mars as part of NASA's Mars Science Laboratory (MSL) mission. Curiosity was...

published the book Is Mars Habitable? that severely criticized Lowell's claims. Wallace's analysis showed that the surface of Mars was almost certainly...

the planet Mars characterized by widespread volcanic activity and catastrophic flooding that carved immense outflow channels across the surface. The Hesperian...

1500 mm lens on a 35 mm camera. Mars Descent Imager (MARDI): During the descent to the Martian surface, MARDI acquired 4 color images per second, at 1600×1200...

The two moons of Mars are Phobos and Deimos. They are irregular in shape. Both were discovered by American astronomer Asaph Hall in August 1877 and are...

broken or jumbled terrain Geology of Mars – Scientific study of the surface, crust, and interior of the planet Mars Planetary geology – Geological study...

Mars missions have designed interplanetary spacecraft and landers capable of aerobraking. A number of uncrewed spacecraft have landed on the surface of...