A new study in the journal Nature Communications reveals that Mars is red for very much the same reason it may have once been ...

Seven planets will be briefly “visible” in the evening sky Friday night, but the best chance to see as many as four planets ...

Researchers are creating advanced simulations that will provide a deeper understanding of Mars's climatic history and help to ...

Seen as showing promising potential in future Mars science work, the UAV can take off at any time, traverse obstacles, and ...

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

Seven planets are on display in the night sky at the end of February, but some will be harder to spot than others. Here’s ...

The solar system's planets are set to align in the night sky in a dazzling planetary alignment, colloquially known as a ...

The astronomical linkup is fairly common and can happen at least every year depending on the number of planets.

Mars is widely known for its iconic rusty red color — many people even refer to it as just the "Red Planet" — but new ...

A new study suggests the iron oxide responsible for the red planet's distinctive hue is ferrihydrite, pointing to the bygone ...

A stunning photo of a "parade of planets", shows Mars, Jupiter, Uranus, Saturn, Venus, Neptune, and Mercury in alignment from ...

Mars – dusty, dry, and desert-clad – was once so rich in water it had not just lakes, but oceans, according to a new study.