Windows to the Universe

This photograph shows the Sojourner rover and the rock Yogi. Notice the red tone of the soil on Mars. The soil of Mars contains minerals rich in the element iron.
Courtesy JPL/NASA

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This photograph shows the Sojourner rover and the rock Yogi. Notice the red tone of the soil on Mars. The soil of Mars contains minerals rich in the element iron. Courtesy JPL/NASA

This photograph shows the Sojourner rover and the rock Yogi. Notice the red tone of the soil on Mars. The soil of Mars contains minerals rich in the element iron. Courtesy JPL/NASA

This photograph shows the Sojourner rover and the rock Yogi. Notice the red tone of the soil on Mars. The soil of Mars contains minerals rich in the element iron. Courtesy JPL/NASA

This photograph shows the Sojourner rover and the rock Yogi. Notice the red tone of the soil on Mars. The soil of Mars contains minerals rich in the element iron.
Courtesy JPL/NASA

This photograph shows the Sojourner rover and the rock Yogi. Notice the red tone of the soil on Mars. The soil of Mars contains minerals rich in the element iron.
Courtesy JPL/NASA

This photograph shows the Sojourner rover and the rock Yogi. Notice the red tone of the soil on Mars. The soil of Mars contains minerals rich in the element iron.
Courtesy JPL/NASA