Ray of joy: Nasa captures image of the sun ‘smiling’
by Maya Yang from Science | The Guardian on (#6584D)
Satellite photo shows what appears to be a happy face pattern on the sun with dark patches called coronal holes'
A Nasa satellite captured an image of what appeared to be a happy face pattern on the sun earlier this week, prompting the US space agency to say the sun was seen smiling".
The agency released the image on Wednesday on Twitter, writing: 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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