Mars has two moons, but they're not quite like Earth's moon. That's raised a lot of questions about where they're from, ...

It's largely agreed that the moon was created around 4.5 billion years ago when a protoplanet collided with early molten ...

Right now there is no conclusive evidence of life on Mars past or present. Nasa’s “leopard spots” are the most promising signs we have, but these are still inconclusive. If life exists on Mars today, ...

"In spring, this ice begins to warm up and sublimate. The last remnants of this ice are located on the shaded side of the dune tops, and that is where the blocks break off from once the temperature is ...

As scientists get closer to putting humans on Mars, the need to understand why clocks tick faster on the red planet is more pressing than ever.

Massive volcanic eruptions billions of years ago may have made it snow on Mars, leaving thick buried ice near the planet’s ...

Although humans have explored the Moon and sent probes to Mars and Venus, terraforming any of them with today’s technology ...

Mars is closer than ever, but the human body isn’t ready. Inside the biological war against radiation, microgravity, and ...

Engineers at the University of Wisconsin-Madison uncovered a critical flaw in how lunar and Martian rovers are tested on Earth. Simulations revealed that test results have been misleading for decades ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...