A child observes the sun through a telescope during an event marking International Astronomy Day in a park in Bucharest, Romania, on May 7, 2022. (Photo by Cristian Cristel/Xinhua)
A child observes the sun through a telescope during an event marking International Astronomy Day in a park in Bucharest, Romania, on May 7, 2022. (Photo by Cristian Cristel/Xinhua)
People take part in an event marking International Astronomy Day in a park in Bucharest, Romania, on May 7, 2022. (Photo by Cristian Cristel/Xinhua)
A child poses for a photo during an event marking International Astronomy Day in a park in Bucharest, Romania, on May 7, 2022. (Photo by Cristian Cristel/Xinhua)
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