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The EarthSky team has a blast bringing you daily updates on your cosmos and world. We love your photos and welcome your news tips. Earth, Space, Human World, Tonight.
They’re back! People at high latitudes are seeing noctilucent or “night-shining” clouds, which always return to the skies around this time of year. Don’t miss the gorgeous photos in this post!
A large ring or circle of light around the sun or moon is called a 22-degree halo by scientists.
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.
See it! Moon sweeps past Venus
Moon, Venus, Jupiter August 14 to 16