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Home News International

NASA Perseverance rover streaks toward a landing on Mars

Mehra Media Team by Mehra Media Team
February 18, 2021
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International

oi-Madhuri Adnal

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Published: Thursday, February 18, 2021, 19:26 [IST]

Cape Canaveral, Feb 18: A NASA rover streaked toward a landing on Mars on Thursday within the riskiest step but in an epic quest to carry again rocks that would reply whether or not life ever existed on the crimson planet.

Ground controllers on the house company”s Jet Propulsion Laboratory in Pasadena, California, settled in nervously for the descent of Perseverance to the floor of Mars, lengthy a deathtrap for incoming spacecraft. It takes a nail-biting 11 1/2 minutes for a sign that may verify success to succeed in Earth.

NASA rover streaks toward a landing on Mars

The landing of the six-wheeled automobile would mark the third go to to Mars in simply over a week. Two spacecraft from the United Arab Emirates and China swung into orbit across the planet on successive days final week.

All three missions lifted off in July to reap the benefits of the shut alignment of Earth and Mars, travelling some 300 million miles in practically seven months.

Perseverance, the most important, most superior rover ever despatched by NASA, stood to change into the ninth spacecraft to efficiently land on Mars, each one in every of them from the U.S., starting within the Nineteen Seventies.

The car-size, plutonium-powered rover was aiming for NASA”s smallest and trickiest goal but: a 5–by-4-mile strip on an historical river delta filled with pits, cliffs and fields of rock. Scientists consider that if life ever flourished on Mars, it might have occurred 3 billion to 4 billion years in the past, when water nonetheless flowed on the planet.

Percy, as it’s nicknamed, was designed to drill down with its 7-foot (2-meter) arm and accumulate rock samples which may maintain indicators of bygone microscopic life. The plan referred to as for 3 to 4 dozen chalk-size samples to be sealed in tubes and put aside on Mars to be retrieved by a fetch rover and introduced homeward by one other rocket ship, with the objective of getting them again to Earth as early as 2031.

Scientists hope to reply one of many central questions of theology, philosophy and house exploration.

“Are we alone on this type of huge cosmic desert, simply flying via house, or is life way more frequent? Does it simply emerge at any time when and wherever the situations are ripe?” mentioned deputy challenge scientist Ken Williford. “Big, primary questions, and we don”t know the solutions but. So we”re actually on the verge of with the ability to probably reply these huge questions.”

China”s spacecraft consists of a smaller rover that additionally will probably be searching for proof of life – if it makes it safely down from orbit in May or June.

Perseverance”s descent has been described by NASA as “seven minutes of terror,” during which flight controllers can solely watch helplessly. The preprogrammed spacecraft was designed to hit the skinny Martian ambiance at 12,100 mph (19,500 kph), then use a parachute to gradual it down and a rocket-steered platform generally known as a sky crane to decrease the rover the remainder of the way in which to the floor.

Mars has proved a treacherous place: In the span of lower than three months in 1999, a U.S. spacecraft was destroyed upon coming into orbit as a result of engineers had combined up metric and English items, and an American lander crashed on Mars after its engines reduce out prematurely.

NASA is teaming up with the European Space Agency to carry the rocks residence. Perseverance”s mission alone prices practically $3 billion.

The solely option to verify – or rule out – indicators of previous life is to research the samples on the earth”s greatest labs. Instruments sufficiently small to be despatched to Mars wouldn”t have the required precision.

“The Mars pattern return challenge might be probably the most difficult factor we”ve ever tried inside NASA,” mentioned planetary science director Lori Glaze, “and we don”t do any of these items alone.”

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Mehra Media Team

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