Science

NASA to launch two extra helicopters to Mars

NASA to launch two extra helicopters to Mars
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NASA is launching two extra small helicopters to Mars as a part of its effort to return Martian rocks and soil. samples to the earth.

Below the plan introduced in late July, NASA’s Perseverance rover will transport soil samples to a rocket. The rocket will then launch the collected materials off the Crimson Planet in about 10 years.

The 2 helicopters being constructed will assist NASA’s Perseverance rover, which is already on Mars. Helicopters will load samples onto the return rocket if NASA’s Perseverance rover breaks down.

Perseverance has already collected 11 samples with extra rock drilling deliberate. The newest pattern, a sedimentary rock, has the best chance of containing potential proof of historical Martian life, mentioned Meenakshi Wadhwa of Arizona State College. Wadhwa is chief scientist of the Restoration effort.

There’s already “a variety of supplies within the bag, if you’ll,” he mentioned, including that the researchers are very enthusiastic about bringing the supplies again to Earth.

The helicopters will likely be modeled after NASA’s profitable Ingenuity. He has made 29 flights since arriving with Perseverance on Mars early final yr. The helicopter weighs only one.8 kilograms. The brand new variations could have wheels and arms.

NASA officers mentioned Perseverance’s sturdy efficiency on Mars prompted them to vary their plan to launch a separate rover.

Jeff Gramling, director of NASA’s Mars Pattern Return Program, mentioned the brand new path ahead is easier. Every helicopter will likely be designed to carry one pattern tube at a time, making a number of spherical journeys.

“We now have confidence that we will rely on Perseverance to recuperate the samples and we’ve added the helicopters as a backup means,” mentioned Gramling.

NASA is working with the European House Company on the restoration mission. If all goes in response to plan, as much as 30 samples will launch from Mars in 2031 and return to Earth in 2033.

Scientists will then examine the samples in laboratories. They are going to be on the lookout for indicators of microbial life that will have existed on Mars billions of years in the past when water flowed on the planet.

I’m John Russell.

Marcia Dunn reported this story for the Related Press. John Russell tailored it for VOA Studying English.

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phrases on this story

pattern – north a small quantity of one thing that provides you details about the factor it was taken from

sedimentary – (adj. science) made of fabric that sinks to the underside of a liquid: product of sediment

Restoration – north the act or technique of acquiring and bringing one thing; the act or technique of retrieving one thing

tube north. a container that’s formed like a tube that’s closed at one finish and used particularly in scientific experiments

confidence north. a sense or perception that one thing is true or more likely to occur

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