Heading to the Pacific Northwest, Skagit Valley in Washington state nabbed second spot. With low air pollution and over 6,000 ...

Clouds sweep through a colourful sunset sky over West Vancouver on July 11, as seen in this timelapse by @KRose5996.

The moon will be 99% full Friday night, and with mostly clear skies expected for Louisville in the evening, tonight is a good ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

There’s something truly enchanting about catching sight of iridescent clouds, shimmering like a spilled box of pearls against ...

Photographer captures a rare display of northern lights glowing above noctilucent clouds in Alberta's night sky.

Astro Bob: Ease into summer with fireflies, noctilucent clouds and a cool conjunction There's more twinkling at night than the stars.

'Space cloud' season is upon us. With a little luck, Brits might be able to spot spectacular noctilucent clouds in the evening sky. The rare night sky phenomenon is seasonal and becomes visible in ...

NASA Wants Your Help to Study These Rare, High-Altitude Clouds That Appear to Glow at Sunrise and Sunset Noctilucent clouds usually form close to the poles, but in recent decades, they’re being ...

When to see the 'night shining' clouds The best time to see noctilucent clouds is on clear nights between late May and mid-August, about 90 to 120 minutes after sunset or before sunrise.

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.

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.