By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's ...

The Deuteronilus Cavus crater has been shaped by water, wind, ice and volcanic erosion over billions of years, showcasing Mars' dynamic past.

More A European Mars probe captured a stunning view of a Martian crater that's rich in many of the features that help scientists reconstruct the planet's dynamic history over billions of years ...

The image, taken in October 2024 using the High Resolution Stereo Camera (HRSC) on the European Space Agency 's (ESA) Mars Express orbiter, shows a crumbling crater called Deuteronilus Cavus.

I was looking forward to writing a tribute to clear summer skies and great summer stargazing in the Pacific Northwest.

What are solstices? Solstices occur because Earth’s axis of rotation is tilted about 23.4 degrees relative to Earth's orbit around the sun.

Inner planets are the four planets closest to the Sun: Mercury, Venus, Earth and Mars. They are collectively characterized by a solid surface and small size relative to the outer gas giants.

NASA’s Mars Orbiter is rolling 120° to help see beneath the surface - and it’s revealing clearer signs of ice, rock, and ...

NASA's Mars Odyssey spacecraft has captured a breathtaking image. The image shows Arsia Mons, a massive Martian volcano. The volcano is seen piercing through morning haze. Arsia Mons is twice the ...