Earth, SMILE spacecraft and Solar
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In Parker’s first close approach to the Sun, it observed that the solar wind near the Sun was indeed abundant with Alfvén waves. Our Sun drives a constant outward flow of plasma, or ionized gas, ...
Since the 1950s, scientists have known that the Sun emits a stream of particles in a vast wind, carrying away an Earth’s worth of mass every 150 years. This wind of protons sweeps by comets and ...
Every day on Earth, you experience weather. You feel the wind blowing and see clouds move across the sky. Sometimes there are storms where the wind gets really strong, it might rain, or there ...
When a fire extinguisher is opened, the compressed carbon dioxide forms ice crystals around the nozzle, providing a visual example of the physics principle that gases and plasmas cool as they expand.
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