NASAのインスタグラム(nasagoddard) - 11月10日 06時16分

New #Invention Alert ?: The first-ever coronagraph that studies the density, temperature and speed of solar wind, a stream of charged particles created in the ? Sun's super-hot upper atmosphere, the corona. This solar wind can disrupt power grids ? or communications here on Earth ?. https://go.nasa.gov/2QnhKo4 Credit: #NASA/STEREO, #NASAGoddard, #space, #science, #Sun, #corona, #invention, #technology

[BIHAKUEN]UVシールド(UVShield)

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