Saturday 3 January 2009

Red Forever?

Amazing stuff!
clipped from news.bbc.co.uk


Mars rovers roll on to five years

Rover tracks (Nasa)
The US space agency's (Nasa) Mars rovers are celebrating a remarkable five years on the Red Planet.

The first robot, named Spirit, landed on 3 January, 2004, followed by its twin, Opportunity, 21 days later.

The rovers' data has revealed much about the history of water at Mars' equator billions of years ago.

Artist's impression of a Mars rover (Nasa)

"We realise that a major rover component on either vehicle could fail at any time and end a mission with no advance notice, but on the other hand, we could accomplish the equivalent duration of four more prime missions on each rover in the year ahead."

Spirit is exploring a 150km-wide bowl-shaped depression known as Gusev Crater. It has found an abundance of rocks and soils bearing evidence of extensive exposure to water.

Opportunity is on the other side of the planet, in a flat region known as Meridiani Planum.

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