Thursday, August 9, 2018

The not so future news is here touching the sun. The Parker Solar Probe will reach speeds up to 430,000 mph, making it the fastest-ever human-made object.

Parker will be able to withstand the sun's intense heat, thanks to a heat shield made of carbon composite foam and plates. Instruments will occupy both the front and the back of the spacecraft enabling complete imaging of the sky.
Many of its instruments use alloys with high melting points, and the probe also has an effective cooling system that can keep its arrays, instruments, and mechanisms cool and functional.

Parker #SolarProbe's FIELDS instrument suite measures (no surprise) electric and magnetic fields! 〰☀️ This information, direct from the Sun's corona, will help scientists understand the forces at work in this dynamic region.

Parker #SolarProbe's SWEAP instrument suite will study the most common particles in the solar wind — electrons, protons and helium ions — to shed new light on the solar wind. Meet the rest of the mission's instruments: https://go.nasa.gov/2OfU7gx. the solar wind is the exiting gases that have enough speed to escape the gravitational forces of the sun.

Computations show that a material made with just the right amounts of hafnium, nitrogen, and carbon would have a melting point of more than 4400 K (7460°F). That's about two-thirds the temperature at the surface of the sun and 200 K higher than the highest melting point ever recorded experimentally.

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