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From Earth to the Universe: Picture of the day


SUNSPOTS

This image shows a high-resolution view of the visible solar surface, the so-called photosphere (sphere of light), disclosing two magnificent flower-shaped sunspots. Sunspots are actually very bright but appear dark compared to their surroundings because of their lower temperature.

Credit: Göran Scharmer and Kai Langhans, ISP. Image processing: Mats Löfdahl, ISP; Royal Swedish Academy of Sciences.

In 2009, the "From Earth to the Universe" project brought astronomy to millions of people around the world. Take a tour of just some of the locations in a short video on the FETTU Highlights page.