Últimas notícias da NASA - Summer Triangle Corner: Altair

Summer Triangle Corner: Altair
Altair is the last stop on our trip around the Summer Triangle! The last star in the asterism to rise for Northern Hemisphere observers before summer begins, brilliant Altair is high overhead at sunset at the end of the season in September. Altair might be the most unusual of the three stars of the Triangle, […]
Fonte: https://ift.tt/6kn5BVE - August 15, 2025

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