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03 November 2022 – The Indian Express

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Mission Of NASA to the sun

Details of the Parker Solar Probe of NASA:

  • In order to study the Sun’s outer corona, NASA deployed the Parker Solar Probe satellite in 2018.
  • In order to better understand the secrets of the sun’s atmosphere, the Parker Solar Probe will gradually shift its orbit closer to the sun during seven flybys of Venus over the course of about seven years.
  • The spacecraft will enter the sun’s atmosphere at a distance of 3.9 million miles from our star’s surface, which is more than seven times closer than any other probe and outside of Mercury’s orbit.
  • By 2025, it will be 9.86 solar radii from the Sun, travelling at a speed of 690,000 km/h, or 0.064 percent of the speed of light.

The mission accomplished the following by early 2022:

  • Became the first spacecraft to traverse the Sun’s “Corona,” gathering samples of its magnetic fields and atomic constituents in the process.
  • Venus photos had never before been broadcast. Wide-field Imager for Parker Solar Probe (WISPR), an instrument of the American space agency, captured images of Venus’ surface that showed beautiful continents, plains, plateaus, and even an oxygen-rich layer.

The Parker Solar Probe’s objectives:

  • to monitor the energy flow that accelerates and warms solar wind and the corona.
  • to ascertain how the magnetic and plasma fields behave and are structured at the solar wind sources.
  • to investigate methods for transporting and accelerating energetic particles.

Parker Solar Probe Mission’s Importance:

  • The findings from Parker and other solar observatories have immediate implications for the entire world. Scientists are interested in knowing more about how the sun works to improve space weather forecasts because solar activity has such a large impact on life on Earth, from causing auroras to damaging infrastructure like satellites.
  • The magnetic field of our planet could be harmed by the Sun’s most powerful solar flares. Communications could be hampered, satellites could be destroyed, and power grids could face electrical surges as a result of this process. Scientists will benefit from Parker’s fresh and crucial information as they work to forecast these “storms.”

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