Aurora chaser and photographer Harlan Thomas ( @TheAuroraGuy) was about 18.5 miles (30 kilometers) north of Calgary along a ...

Early Tuesday morning, a delicate, wispy cloud type rarely seen formed over western Montana, lighting up the pre-dawn sky.

THE NORTHERN SKIES above Ireland were lit up a bright shining silver last night after appearance of rare clouds.The phenomenon was pictured above Dublin city centre, resulting in the night sky being ...

Explore noctilucent clouds on other planets with this Earth Sky article about night-shining clouds on Mars. Bibliography Lübken, Franz-Josef, Uwe Berger, and Gerd Baumgarten.

IN NATURE, June 28 (p. 196), Mr. Backhouse notes the appearance of illuminated clouds to northward at night. Similar clouds are seen from here on almost every clear night near the summer solstice.

Noctilucent clouds, Earth's highest clouds, shine blue in the twilight sky from late May to August in the northern hemisphere — and all you need are your naked eyes.

The origins of noctilucent clouds are still mysterious. Unlike other spectacular night sky displays like aurora borealis, which have been observed for millenia, there are no reported sightings of ...

9 night sky events to see in June, from a strawberry moon to interstellar clouds. This month's night sky is filled with close-range meteors, swirling nebulas, and prime stargazing conditions.

Located 1,600 metres above sea-level on the peak of a mountain in Chile is an observatory that houses the world’s largest digital camera ...

Residents of Belarus were able to observe noctilucent clouds (or night shining clouds) in the night sky from 17 to 18 June. These clouds are a relatively rare atmospheric phenomenon.

The high-altitude clouds form in a layer between 50 and 85 kilometres above the Earth’s surface, at the edge of space. They are made from icy dust particles left over by 'shooting stars'.