The fleeting glow of noctilucent clouds is once again making its appearance in Earth’s upper atmosphere, signaling the start of the 2025 viewing season. These shimmering blue formations, also known as ...

Noctilucent cloud season is upon us! Here's what you need to know about when to catch the spectral phenomenon as we move into the prime viewing season of the summer months. Astronomers and clouds are ...

During the week ahead, watch for Mars in the evening sky as it moves its way slowly night by night, left to right, above the bright star Regulus in the constellation of Leo, the Lion, situated above ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

We had a special treat Wednesday morning due to noctilucent clouds that are rarely seen in the Florida sky. Noctilucent clouds ... As the sun dips below the horizon, its rays continue to ...

On Saturday, in Washington, November flung off the gray mask it wore on Friday and once more dazzled the city with the glories of late autumn, with blue ... many clouds shared the sky, they ...