The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

Mars, also known as the Red Planet, is home to some of the most dramatic weather systems in the solar system. The dust raised ...

Nearly a decade’s worth of data went into the first direct observation of sputtering on Mars, which researchers believe ...

UCF Professor Ramses Ramirez believes human exploration can greatly accelerate the search for life. "A human can react ...

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at ...

NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above some clouds before dawn. It’s twice as tall ...

Scientists have created living communities of bacteria and fungi that could survive in protective habitats on the Red Planet.

For years, scientists have puzzled over how Mars lost the thick atmosphere it once had. That atmosphere was essential for liquid water to exist on the planet’s surface, billions of years ago.

As I said earlier, there was a time when Mars probably had both water and a more friendly atmosphere. Then something happened, and the planet lost its magnetic field. That led to the atmosphere ...

SpaceX CEO Elon Musk wants to send a cargo ship to Mars by the end of next year. Here’s why that plan likely won’t pan out.