Johannes Hevelius from his 1687 Firmamentum Sobiescianum sive Uranographia atlas.

Discover The Funny Side Of Delphinus

With the moon nearing first quarter or ‘half-a-pie’ phase, the sky is still dark enough to go out and look for constellations. Some observers even prefer a little moonlight because it snuffs out the fainter stars that might otherwise add confusion. This week we’ll make one final swim with the sky’s dolphin, a slippery fellow near…
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Our featured constellations with the mythological outlines added. The cross now becomes a swan. Source: Stellarium

How To See Cygnus, A Cross You’ll Be Glad To Bear

Who hasn’t had to deal with an unpleasant or difficult situation? A cross to bear? You won’t find that here. Only a starry companion just now emerging into the night sky. The summer stars are marching in, starting with Vega, that bright point of light twinkling in the northeastern sky even before night has fully ripened.…
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What Would The Sky Look Like If Arcturus, Sirius Or Alpha Centauri Were Our Sun?

I was out walking the other night around 11 o’clock when I noticed a new bright star poking through the trees low in the northeastern sky. For a moment I couldn’t figure it out, and then it came to me. Arcturus. Arcturus is a traditional spring-early summer star as that’s when it’s highest in the…
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Asteroid Smash-up Tells Of Rocky Road To Planet Formation

NASA’s Spitzer Space Telescope has spotted an eruption of dust around a young star, possibly the result of a smashup between large asteroids. This type of collision can eventually lead to the formation of planets. Planets form by dribs and drabs within dusty disks around newly-forming stars. Dust sticks to dust to form small clumps.…
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Get Cornered By The Summer Triangle Tonight

Winter never seems long in coming but summer does. It’s on our doorstep right now. We notice it in later sunsets and lingering twilight. True darkness doesn’t begin for observers in the mid-section of the U.S. until an hour 45 minutes after sundown. For the northern U.S. and southern Canada it stretches from 2 hours…
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