Earthsky Tonight—11: Altair, guide star to two small constellations
That is Altair, the brightest star in the constellation Aquila the Eagle, and the second brightest star in the Summer Triangle.
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That is Altair, the brightest star in the constellation Aquila the Eagle, and the second brightest star in the Summer Triangle.
On the other hand, asterisms are whatever you want them to be. They are just patterns on the sky’s dome. You can also make up your own asterisms, in much…
As seen from our northern temperate latitudes, the three brilliant stars of the Summer Triangle – Vega, Deneb and Altair – are out for at least part of the night…