They sometimes call it the Goldilocks zone — not too hot, not too cold. The habitable zone is the region of our Solar System ...

In the context of Mars, a habitable zone for photosynthesizing microbes could exist beneath a certain amount of ice. Too shallow and the strong ultraviolet radiation will cook them, but too deep ...

"Unlike Earth, Mars lacks a protective ozone shield, so there is 30 percent more harmful ultraviolet radiation at the surface ...

A Chinese Mars rover may have found evidence of an ancient ocean on the arid Red Planet. According to a new paper in the ...

Researchers are particularly interested in understanding whether Mars was habitable, and if so, during what period.

Hopes for discovering life on Mars are increasing, with each new study suggesting locations where it might exist. NASA's ...

The researchers focused on the potential for photosynthetic life to exist beneath layers of ice on Mars. They calculated that in ice containing between 0.01 and 0.1% dust, microbes could survive at ...

Related: Life on Mars: Exploration and evidence Both Earth and Mars exist within the so-called "habitable zone" of the sun, the region around a star in which temperatures are right to allow liquid ...

Renowned American-born, Hungarian geologist on why Mars likely never developed any sort of life. And how life may have started here on earth.

Mars' magnetic field, which could have supported life, may have lasted longer than previously thought, a new study by researchers at Harvard's Paleomagnetics Lab in the Department of Earth and ...

Microbial alien life could be found inside ice on the surface of Mars, according to a new study. It is almost certainly ...

An image from NASA’s Mars Reconnaissance Orbiter of a gully ... If the ice was cleaner, then the habitable zone would be larger: at between 2.15 and 3.10 metres deep. The dust within the ice ...