27 November 2011

Curiosity, the RM7.5 billion "car"

Sent to Mars 26 Nov 2011, due to arrive there in about 9 months: August 2012

Length: 10 feet (3 m)

Weight: 900 kg, including 80 kg of scientific instruments

Max speed: 90 m per hr

Average speed: 30 m per hr

Power source: basically batteries that generate electricity from natural decay of plutonium

Material: mostly aluminum. Suspension & spokes are titanium.

Wheels: 6 units of 20-inch wheels, made of aircraft-grade aluminum.

Communications: Mars to Earth: between 500 bps to 32Kbps. Signal takes between 10-20 seconds to travel from Earth to Mars.

Total cost of project: USD2.5 billion.

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