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Harvest Moon over Sicily

By iftttauthorways4eu on Thu Sep 15 2022

For northern hemisphere dwellers, September’s Full Moon was the Harvest Moon. Reflecting warm hues at sunset it rises over the historic town of Castiglione di Sicilia in this telephoto view from September 9. Famed in festival, story, and song Harvest Moon is just the traditional name of the full moon nearest the autumnal equinox. According […]

Waves of the Great Lacerta Nebula

By iftttauthorways4eu on Wed Sep 14 2022

It is one of the largest nebulas on the sky — why isn’t it better known? Roughly the same angular size as the Andromeda Galaxy, the Great Lacerta Nebula can be found toward the constellation of the Lizard (Lacerta). The emission nebula is difficult to see with wide-field binoculars because it is so faint, but […]

A Long Snaking Filament on the Sun

By iftttauthorways4eu on Tue Sep 13 2022

Earlier this month, the Sun exhibited one of the longer filaments on record. Visible as the bright curving streak around the image center, the snaking filament’s full extent was estimated to be over half of the Sun’s radius — more than 350,000 kilometers long. A filament is composed of hot gas held aloft by the […]

Red Sprite Lightning over the Czech Republic

By iftttauthorways4eu on Mon Sep 12 2022

What are those red filaments in the sky? They are a rarely seen form of lightning confirmed only about 35 years ago: red sprites. Research has shown that following a powerful positive cloud-to-ground lightning strike, red sprites may start as 100-meter balls of ionized air that shoot down from about 80-km high at 10 percent […]

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