For the third flight, the helicopter also covered a distance of 16 feet, moved nearly half the length of the soccer field (64 feet) and increased its air velocity to 4.5 miles per hour. During this epic flight across Mars, the helicopter took a number of pictures of the landscapes below It is very difficult to identify the rover the size of an SUV, because it appears in the upper left corner of the high-resolution image of the Martian orange / red soil. NASA has announced that it is now preparing for a fourth flight, in which each trip is planned. To be increasingly difficult to push helicopters to their limits. Flying on Mars is a particular challenge due to the fact that its atmosphere accounts for only 1% of the atmosphere at ground level, and while low gravity helps one-third of that on Earth, it represents a partial compensation Just about a thin atmosphere. This means that in order to fly, the helicopter has to be very light and rotate its blades very quickly in order to achieve lift.
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