It was big news years ago when Mars orbiters found streaks of what appeared to be water running down Martian cliffs and ...

Slope streaks once believed to be signs of water on Mars might really be signs of rockfall and high winds, a new study says.

F irst identified in the 1970s by NASA's Viking mission, long, dark markings snake down Martian slopes, sometimes stretching ...

In a nutshell Scientists used computer simulations to show that the way debris spreads from small impact craters on Mars, ...

Planetary scientists concluded that dark streaks spotted on the surface of Mars didn't have anything to do with flowing water ...

A sweeping machine learning study scanning over 86,000 high-res Mars images reveals that the mysterious streaks seen on Martian slopes are likely dry dust slides, not evidence of flowing water as ...

A LOST Martian ocean may be hiding beneath the red planet’s surface. Today Mars is a cold and dry desert – but it may have ...

One of the longest-standing mysteries about Mars has been the presence of dark and light streaks on the rolling hills surrounding Olympus Mons. This week's image, from the European Space Agency, shows ...

A new study offers key insights into Mars' water cycle, but the findings are based on seismic data from just one region, ...

Map of Martian winds ... scientists gain insight into the Martian atmosphere and view surface features in remarkable ways. Mars’ response to solar storms: In May 2024, a series of solar events ...

But the surface water has slowly disappeared ... Our seismic data covers only a slice of Mars. New missions with seismometers are needed to map potential water layers across the rest of the planet.

NASA's Europa Clipper spacecraft, en route to Jupiter's icy ocean moon Europa, recently captured a ghostly infrared portrait ...