NASA’s Viking mission identified – among many other fascinating things – some curious dark streaks following downward slopes ...

Jezero Crater, once a lake bed some 3.5 billion years ago, has become the focus of NASA’s search for signs of past life. It’s ...

Mars isn’t a bright, fire-engine red, but the iron oxide in its rocks makes it appear redder than other planets, especially ...

New James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, ...

Like all sponsors of science programs, NASA has had its ups and downs. What makes it unique is that its achievements and failures almost always happen in public.

Volcanoes on Mars might be more widespread than previously thought, and this has an impact on the planet's past habitability.

NASA’s Odyssey snapped Arsia Mons jutting above dawn clouds—revealing new insights into Mars’ upper atmosphere and volcanic ...

A Martian volcano, Arsia Mons, rises above the clouds in a newly released panoramic image captured by the Mars Odyssey ...

Living in today's age of ambitious robotic exploration of Mars, with an eventual human mission to the red planet likely to ...

Mars, the Red Planet, has captivated scientists and space enthusiasts for centuries. Recent missions, such as NASA's ...

Strange, dark streaks on Martian slopes that once hinted at flowing water are now believed to be dry dust slides, revealed ...

Often called the Red Planet due to iron oxide on its surface, Mars features striking geological ... species engineered to withstand Mars’ unique stressors (low pressure, oxychlorine salts ...