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Home → Space → Alien life

Curiosity day – Curiosity’s size compared to other rovers

Mihai AndreibyMihai Andrei
August 7, 2012
in Alien life, Space
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NASA’s Curiosity Rover prep to head for Mars

Curiosity has landed. The Mars Science Laboratory is set to go, and today, we’ll be writing tons of posts about it: videos, pics, facts, etc – given that it is, without a doubt the most important accomplishment of the year in space exploration.

A picture that gives you an estimate of how big Curiosity really is, compared to two scientists and other rovers. Click the picture for full size. Source

Unlike Spirit and Opportunity, Curiosity doesn’t use solar panels as an energy source, but instead, relies on a much larger thermonuclear electric generator that produces electricity from the heat of plutonium-238’s radioactive decay. Longer-living and more reliable than solar power, the thermonuclear generator can provide Curiosity with power for at least a full year on Mars—687 days on Earth, while also pumping warm fluids through the rover to keep it at the right operating temperature.

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Tags: curiositymars roverMars Science Laboratoryopportunityspirit

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Mihai Andrei

Mihai Andrei

Dr. Andrei Mihai is a geophysicist and founder of ZME Science. He has a Ph.D. in geophysics and archaeology and has completed courses from prestigious universities (with programs ranging from climate and astronomy to chemistry and geology). He is passionate about making research more accessible to everyone and communicating news and features to a broad audience.

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