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Photographer: Carlos Di Nallo Summary Author: Carlos Di Nallo The image above shows details in the southern sky as observed during austral spring from Clachaquies Valleys in Argentina. In the photograph, we see at the top the Southern Cross. Just...

Photographer: Juned Patel Summary Author: Juned Patel Shown above is an ultra-thin crescent Moon that I captured in the early evening hours of February 10, 2024, from Blackpool, U.K. Can you find it? It's less than one percent illuminated (0.90...

Photographer: Jose Fernández Arozena Summary Author: Jose Fernández Arozena Shown above is an enormous, golden lenticular cloud that was anchored practically all day over the bay of Santa Cruz de La Palma (La Palma island, Canary Islands, Spain). The camera...

Photographer: Paolo Bardelli Summary Author: Paolo Bardelli Stratospheric polar clouds, as the name suggests, are typically confined to the poles and occur in winter at high latitudes where the stratosphere cools to temperatures of -120 F (-85 C), allowing them...

Photographer: Jeff Graphy Summary Author: Jeff Graphy The image shown above was taken in the French Alps (Hautes-Alpes) from the summit of Morgon at approximately 7,546 ft (2,300 m) altitude. I've named it "Crows' Feet of the Hautes-Alpes." The orientation...

Photographer: Emanuele Nifosì Summary Author: Emanuele Nifosì A marvel of mechanics, science and human ingenuity, the Prague Astronomical Clock has been in operation for over 600 years. This famous clock, located on the tower next to the Town Hall in...

Photographer: Cindy Todd Summary Author: Cindy Todd The Pinnacles National Park is a beautiful and fantastic place to hike! Hiking to the High Peaks and Tunnel trails here, if the weather cooperates, can provide once-in-a-lifetime photo opportunities. This impressive park...

Photographer: Tamás Ábrahám Summary Author: Tamás Ábrahám This collection of 24 waxing and waning crescent Moon images shows my most beautiful observations of the past 14 years. I took the images sequentially by the illumination of the Moon, so the...

Photographer: Hans-Juergen Heyen Summary Authors: Hans-Juergen Heyen; Jim Foster The flight path of commercial jets flying into Duesseldorf Airport takes them over Meersbusch where I live. Recently the broken cloud deck over Meerbusch was only around 656 ft (200 m)....

Photographer: Menashe Davidson Summary Author: Menashe Davidson The development of the root system in bulb plants, like Narcissus (related to daffodils), follows a unique pattern due to their specialized underground storage organ known as a bulb. Narcissus bulbs often exhibit...