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NASA’s Parker solar probe becomes the first rocket to ‘touch the sun’



NASAs Parker solar probe becomes the first rocket to touch the sun

After going through 990 days speeding through the solar system and zipping around Venus and our home star, NASA’s Parker Solar Probe has accomplished the feature goal of its mission: It “touched the sun.”

All the more explicitly, an instrument aboard the probe, which was launched on Aug. 12, 2018, told researchers back on Earth that the spacecraft had crossed a basic threshold and was inside the sun’s corona – – a furnace of unimaginable proportions, where temperatures can reach up to 3 million degrees Fahrenheit.

The declaration was made at the annual meeting of the American Geophysical Union in New Orleans on Tuesday.

Michael Stevens, an astronomer at the Center for Astrophysics (CfA), Harvard, and the Smithsonian, clarified that the probe needed to cross the Alfvén point, a fluffy layer where the sun’s magnetic field holds the star’s plasma and wind tightly. An instrument on Parker, developed by CfA, determined that Parker had passed the point three times on April 28 – – entering the corona and high-fiving the sun.

Parker is a noteworthy probe. It’s the fastest laboratory at any point fabricated, using gravity to swing around Venus and the sun and to build up momentum across its orbit. It’s additionally the nearest human-built object to the sun – – its new nearest approach, in November, put it within 5.3 million miles of the sun. For reference, Mercury is six times further away, at 36 million miles.

There are risks in cozying up to the star. Recently, researchers working with Parker announced that the probe was persevering “plasma explosions” in the wake of being besieged by space dust. Parker has a state-of-the-art heat shield that holds it back from overheating, however, the CFA instrument that considered Parker had touched the sun is presented to the elements.

However the solar squeeze is a significant achievement for Parker, there’s still a lot to find out with regards to the sun. Parker will keep on swinging by the sun, gathering information from within the corona about the solar wind and plasma, unwinding some of the solar system’s large heavenly secrets. In 2023, it’ll settle the score nearer, coming within simply 4.9 million miles. However long it endures those plasma explosions, its nearest approach will happen three years from now when it comes within 4.3 million miles.

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