Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a ...

Mars' moon Phobos may actually be a comet — or at least part of one — that was gravitationally captured by the Red Planet long ago, a new preprint study based on previously unpublished photos ...

In an image snapped by the OLI (Operational Land Imager) on Landsat 8, Mexico's most active volcano Popocatépetl can be seen ...

The space agency released photos and video Wednesday that show the Martian moon Phobos pass between the planet and the sun. The images were captured in September by the rover Perserverance ...

While analysing some old unpublished images of Mars' moon Phobos, researchers found something peculiar that might prove our previous understanding of the moon wrong. Phobos, also known as the ...