Sometimes, travel is not about the far-flung and the remote horizon, but the familiar destination and the firm favourite. One of those times is surely this time of year, when the days are short, the temperatures are dropping, and all you want is a little winter sunshine.
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IMAGE: In the upper part of the image, the Observatory of the Roque de los Muchachos Observatory (Garafía, La Palma, Canary Islands) taken in February 2020. The lower part shows the. view more
Credit: Juan Carlos Casado and Petr Horálek
A recent study analyses data collect4d at 44 of the darkest places in the world, including the Canary Island Observatories, to develop the first complete reference method to measure the natural brightness of the night sky using low-cost photometers.
Of the 44 photometers in the survey, the Roque de los Muchachos Observatory (Garafía, La Palma, Canary Islands) stands out at the darkest of all the skies analysed.