EYES TO THE SKY
At the height of summer, a blue-white sapphire-of-a-star appears near the top of the sky in the east at dusk, soon followed by a pale citrine point of starlight below. By 9:15 p.m. a third, dimmer star completes one of the season’s great celestial patterns, the Summer Triangle. The stars, Vega, Altair and Deneb, are...
