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Deneb marks the Tail of Cynus the Swan … and the head of a crosslike pattern known as the Northern Cross.
And how many potentially exploding stars are located within the unsafe distance?
Eleven-year-old Venetia Burney suggested Pluto, a classical mythological god of the underworld. The name also honored Percival Lowell, whose early efforts led to Pluto’s discovery.
People traveling in airplanes often see glories. The sun has to be behind your head. You’ll see the plane’s shadow cast on a cloud, surrounded by a halo of light.
A rainbow isn’t a flat 2-dimensional image on the dome of sky. It’s more like a mosaic, composed of many separate bits … in 3 dimensions.
If you only ever learn one star mnemonic, make it this one!
It’s their active season. Here are some things you might not know.
Polaris – aka the North Star – marks the end of the Little Dipper’s handle. The 2 outer stars in the bowl of the Big Dipper always point to Polaris.
Here’s an easy astronomy lesson, from a master in the art of loving nature.
The Ides of March are March 15. We in modern times probably wouldn’t know about them, if it weren’t for William Shakespeare.
See it! Last night’s moon and Venus
Monday’s moon still near Venus