Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Mars has always been a curious planet, often overshadowed by its larger neighbors, but recent research suggests that the Red ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.

For decades, climate science has focused on what happens on Earth and in our atmosphere, but new research suggests our planet’s long term rhythms are also being nudged by a neighbor. Scientists now ...

The first global atlas of Martian watersheds reveals 16 huge ancient river systems that once shaped Mars and may hold clues ...

Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations on Dec. 6.

Scientists find that time on Mars runs 477 microseconds faster than on Earth, a discovery that could enhance deep-space communication and future exploration ...

On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab.

"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

Even worse, the orbit of Mars is elliptical (think of a slight oval rather than a perfect circle), which means that sometimes ...

Learn how Albert Einstein’s theory reveals that time on Mars runs faster than on Earth — and why that tiny shift matters for ...

Researchers have documented 55 instances of "mini lightning" over two Martian years by eavesdropping on the whirling wind recorded by NASA's Perseverance rover.