Sam Van Kooten retweetledi

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Another #FunFact is that the solar wind gushing from each of the "eyes" in this image was streaming at over 370 miles per second! This super-fast solar wind is called a high speed stream. 💨
ARCHIVED - NASA Sun & Space@NASASun
Say cheese! 📸 Today, NASA’s Solar Dynamics Observatory caught the Sun "smiling." Seen in ultraviolet light, these dark patches on the Sun are known as coronal holes and are regions where fast solar wind gushes out into space.
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