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NASA tested the High Resolution Imaging Science Experiment camera while en route to Mars. The camera took this picture of Earth's moon from 6 million miles away. To the naked eye, the moon would appear as a star-like point of light at such a distance. The test verified the camera's focusing capability and provided an opportunity for calibration.
preparing the orbiter
During testing of the craft, workers stabilize the crane holding one of the enormous billboard-size solar panels.
double the size
This drawing illustrates that the newest Mars orbiter will be double the size of the satellites currently in operation around the Red Planet.