Spherical Aspirations

My daughter Maria holds one of her favorite types of spheres, a large ball.  Everybody loves a sphere. It’s the most common shape in the universe from soccer balls to stars. Long ago I wondered why so many things in the sky are spherical. Why not an oval or square or dodecahedron? Up to a certain size, objects…
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Take The Bear By The Paws

Face northwest and look high above your head after 10 o’clock to see theoutline of the Great Bear or Ursa Major. — Stellarium I never tire of the many facets of the Big Dipper. It’s one the easiest star groups to recognize, and you can use it to find your way to numerous, less familiar…
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Now is the time for all good men to come to the aid of their country.

Hip-hop To Hercules

Besides mosquitos there’s one other thing that makes summer time skywatching a challenge. You have to stay up late to get a dark sky. The further north you live, the later the sun sets and the longer twilight lasts. In Duluth from late May to late July, twilight drags on for two and a half…
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Oh…one Last Thing

Look for this sparkly group in the west during twilight tonight – created with Stellarium I wanted to alert you to a very nice moon-star-planet lineup tonight. The moon will join Leo’s brightest star, Regulus, and the planet Saturn for a celestial three-ringed circus at dusk. Mars will chill on the sidelines for this performance.…
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