Five zodiac signs have really good horoscopes on October 20, 2025. On Monday, you get to discover a best-kept secret that ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a dramatic rise in ozone. Scientists found that the lack of sunlight and moisture ...

Could ancient microbes still be hiding on Mars—preserved for millions of years in ice? A new NASA and Penn State study ...

An alien comet passing through our solar system made its closest approach to Mars recently, and two European robotic spacecraft orbiting the red planet turned to take a look.

Scientists have discovered what is causing sinuous gullies to form on Mars' southern sand dunes in the springtime, unlike any ...

"We have found a habitable environment," said John Grotzinger, project scientist for the Curiosity mission. "The water that was here was so benign and supportive of life that if a ...

NASA is gutting the Jet Propulsion Laboratory -- the storied research center that oversees all the agency's Mars rovers.

CO₂ ice blocks on Mars may dig gullies as they slide and sublimate in the thin atmosphere. In lab experiments, scientists recreated these eerie, worm-like movements under Martian conditions. The ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

ESA’s Mars orbiters captured images of the interstellar comet 3I/ATLAS as it passed close to Mars, revealing its bright, hazy coma. Researchers are studying the data to learn more about this rare ...

NASA's Artemis program is set to explore the Moon's south pole, a region of perpetual darkness holding clues to the solar ...

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.