The ripples suggest that the lake was free of ice at one point.

Every Martian year (which last 686.98 Earth days), the red planet experiences regional dust storms that coincide with summer ...

Astronomers have identified sulfur as a potentially crucial indicator in narrowing the search for life on other planets. While sulfur itself is not necessarily an indication of habitability, ...

Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky ...

The Red Planet’s iconic rusty dust has a much wetter history than previously assumed. This is according to scientists who combined European Space Agency (ESA) and NASA spacecraft data with new ...

As I've witnessed the unexpected long-term longevity and efficiency of the Mars rovers and Ingenuity helicopter drones to ...

Arctic glaciers are leaking significant amounts of methane, a potent greenhouse gas. Glacial melt rivers and groundwater springs are transporting large volumes of methane from beneath the ice to the ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

Astronomers for the first time have deciphered the three-dimensional structure of the atmosphere of a planet beyond our solar ...

The Exploring Venus with Electrolysis (EVE) idea calls for balloons that can fuel themselves in the planet's atmosphere.

Right now, Mars is a reddish desert landscape – attractive but dead, and certainly not home to any little green men.