Buried water in Martian history The relatively ... of liquid water at some periods during ongoing climate cycles. Spirit, its rover twin Opportunity and other NASA Mars missions have found ...

The earliest the six-wheeled Spirit rover will roll off the spacecraft ... Arvidson said a volcanic eruption could have buried the dry lake bed with lava, which was then fragmented by blows ...

Opportunity is already buried – all that’s left is to say goodbye. The ageing Mars rover became mired in a ... In January 2004, two rovers – Spirit and Opportunity – touched down on ...

“At Purgatory, all six wheels were just about completely buried,” says Steve Squyres ... Meanwhile, on the other side of the planet, the Spirit rover is also stuck in one place – but ...

[Related: Trapped Mars Rover Finds Signs of Buried Martian Water in Recent Past] Spirit: Iron-magnesium carbonates at the Comanche outcrop, Husband Hill, Gusev Crater, showing that water ...

After six years of exploring the plains of Mars, NASA’s Spirit rover was brought to a halt ... “In a soft soil you get deeply buried and can’t climb out of your own little pit that you ...

This week, Spirit, the rover that NASA landed on ... Squyres says he’s convinced that “lake sediments are in fact buried beneath our [rover’s] wheels.” It’s just not clear how far ...