TED Radio Hour Making sense of the sun
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Nov 20, 2024 
Join Nour Rawafi, a NASA astrophysicist and project scientist for the Parker Solar Probe, as she reveals the sun's untold mysteries. Fusion expert Tammy Ma discusses the thrilling advancements in nuclear fusion and its promise for sustainable energy. Rebecca Collyer advocates for renewable energy, showcasing Morocco's pioneering solar projects. Finally, science journalist David Baron shares his awe of solar events and their impact on our lives. Together, they illuminate the sun’s significance and our future with solar power.
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The Carrington Event
- In 1859, astronomer Richard Carrington observed a bright light on the sun.
- The next day, telegraph systems failed and auroras appeared globally, revealing the sun's impact on Earth.
Modern Day Carrington Event Impact
- A similar geomagnetic storm today could cause widespread power outages and trillions of dollars in economic losses.
- The 2023/2024 loss of SpaceX satellites exemplifies this threat.
Parker Solar Probe's Heat Shield
- The Parker Solar Probe, roughly car-sized, uses a heat shield to prevent incineration.
- This shield, made of carbon foam, will withstand 1,400 degrees Celsius during its closest approach.