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This cutaway image of Pluto shows a section through the area of Sputnik Planitia

Is There a Subsurface Ocean On Pluto?

A liquid ocean lying deep beneath Pluto’s frozen surface is the best explanation for features revealed by NASA’s New Horizons spacecraft, according to a new analysis. The idea that Pluto has a subsurface ocean is not new, but the study provides the most detailed investigation yet of its likely role in the evolution of key […]

Meteorite accumulation at Victoria Crater.

Meteorites reveal lasting drought on Mars

The lack of liquid water on the surface of Mars today has been demonstrated by new evidence in the form of meteorites on the Red Planet examined by an international team of planetary scientists. In a study led by the University of Stirling, an international team of researchers has found the lack of rust on […]

Hellas depression

A Funnel On Mars: Good Place to Look for Life

A strangely shaped depression on Mars could be a new place to look for signs of life on the Red Planet, according to a University of Texas at Austin-led study. The depression was probably formed by a volcano beneath a glacier and could have been a warm, chemical-rich environment well suited for microbial life. The […]