How do solar wind particles accelerate to a speed of 1 million miles per hour? (discovermagazine.com)
The green color comes from the reactions of solar wind particles colliding with oxygen in our atmosphere. (insidescience.org)
As the comet gets closer to the sun, a protective bubble develops around 67P, data from the mission showed; that bubble would prevent solar wind particles or other ionized particles from reaching the comet's surface, Altwegg says. (sciencenews.org)