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Researchers have determined the now-infamous Martian rock resembling a jelly doughnut, dubbed Pinnacle Island, is a piece of a larger rock broken and moved by the wheel of NASA's Mars Exploration Rover Opportunity in early January.
Persistent theories of alien life stemming from a recent Martian rock that was discovered has led one self-proclaimed controversial scientist to launch a lawsuit against NASA for not fully investigating the issue.
Whirlwind tour of the past 10 years of adventures and discoveries by mission scientist Ray Arvidson
NASA has named two significant landscape features observed by its Mars rovers "Murray Ridge" and "Murray Buttes," in honor of the late planetary scientist Bruce Murray.
NASA’s marathon rover, Opportunity, rover has turned into a mountaineer, climbing the tallest hill it has encountered in the mission’s 10 year history.
NASA’s Opportunity rover has been plugging away on the Red Planet now for more than nine years and has survived several Martian winters. The rover is now studying a rocky layer on the edge of “Solander Point” that shows signs of an acidic wet past and a much older neutral wet environment.
An image from Mars orbit taken 10 years after the launch of NASA's Mars Exploration Rover Opportunity shows the long-lived rover on its trek to a new destination on Mars.
NASA said its Mars Exploration Rover Opportunity has reached the halfway point while on route to its next destination: Solander Point.
Hematite (AE) or haematite (BE) is the mineral form of Iron (III) oxide, (Fe2O3), one of several iron oxides. The ore sometimes contains slight amounts of titanium. When shaped into ornaments, it is often called black diamond. Hematite is a very common mineral, coloured black to steel or silver-gray, brown to reddish brown, or red. It is mined as the main ore of iron. Varieties include Bloodstone, Iron Rose, Kidney Ore, Martite, Paint Ore, Specularite (Specular Hematite), Rainbow Hematite...
- Small missiles, especially grape, canister, fragments of iron, and the like, when fired, as upon an enemy at close quarters.
- To fire mitraille at.