How did Mars get its clouds? Add meteors, say scientists
Scientists have observed clouds in Mars' middle atmosphere, beginning about 18 miles above the planet's surface, but can't explain how they form.
A new study...
NASA’s Mars Helicopter testing enters final phase
This image of the flight model of NASA's Mars Helicopter was taken on Feb. 14, 2019, in a cleanroom at NASA's Jet Propulsion Laboratory...
Strange Martian mineral deposit likely from ancient volcanic explosions
Ashfall from ancient volcanic explosions is the likely source of a strange mineral deposit near the landing site for NASA’s next Mars rover, a...
Scientists unravel mystery of sands on Mars
Wind has shaped the face of Mars for millennia, but its exact role in piling up sand dunes, carving out rocky escarpments or filling...
Massive Martian ice discovery opens a window into red planet’s history
Researchers estimate that if melted, the massive ice deposits discovered in this region would cover the planet in 1.5 meters (5 feet) of water.
Newly...
Scientists find new water cycle on Mars
Billions of years ago, Mars could have looked like this with an ocean covering part of its surface.
Approximately every two Earth years, when it...
What heats up the ice cap on Mars?
In a new study, researchers suggest a magma chamber may have been formed under the surface of Mars to help heat up the ice...
Curiosity tastes its first sample from “the clay-bearing unit” on Mars
According to a new study, NASA's Curiosity Mars rover has tested its first sample from a region called "the clay-bearing unit" on Mars.
Researchers have...
NASA’s Curiosity observes solar eclipses on Mars
In a new study, researchers report that NASA's Curiosity Mars rover has captured two solar eclipses on Mars.
Since the past few weeks, Curiosity has...
Mars may still have active deep groundwater, says new study
In a new study, researchers suggest deep groundwater may still be active on Mars.
In addition, the deep groundwater could originate surface streams in some...