A mysterious moon, a vanished Soviet spacecraft, and monolith-like objects standing alone in the Martian dust—what’s really ...

It's possible that Mars' moons were originally asteroids that were captured by the planet's gravitational pull. There's also ...

NASA’s Odyssey orbiter captured stunning new infrared images of the bizarre Martian moon Phobos. Scientists have debated the origins of Phobos, and some believe it is either a chunk of Mars that ...

A new panorama from NASA's 2001 Mars Odyssey orbiter shows one of the red planet's biggest volcanoes, Arsia Mons, poking through a canopy of clouds just before dawn.

Pascal Lee is internationally recognized for his efforts to advance the human exploration of Mars, in particular via its moons Phobos and Deimos. He has led, or participated in, the development of ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...

During the latter part of June, Mars will put on a couple of eye-catching shows, teaming up first with a bright star and then, late this month, with the moon.

Besides the aforementioned smiley faces on Mars, there’s also Mickey Mouse on Mercury and the iconic Tombaugh Regio, also known as the “heart” of Pluto. The “man in the moon,” however ...

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between the moon and Mars.

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. It is ...