The Northern Lights of Finland. This tour’s name is so emphatic, so alluring, it feels like a promise. The asterisks dotted ...

But from 260 miles above in space, he saw no trace of humanity — just desolation: a seemingly endless view of pure white ice.

The eclipse is past its peak now, and the shadow of the Moon is now moving to the top of the Sun. The skies became a little hazy at the peak, but the view was still crystal clear through my safety ...

The Northern Lights are one of the most beautiful, yet elusive spectacles in the world. It can be difficult to see them, even ...

But moonbows are much more rare than rainbows—the natural phenomenon happens only when the moon is very low, the sky is dark, and rain is falling opposite the moon. Check out the biggest unsolved ...

Gusty winds up to 25 mph. TOMORROW: Increasing clouds through the day with lighter winds. Highs in the lower 60s. EXTENDED: Clouds gradually clear tonight, but strong winds linger behind a cold ...

The new images—of when the cosmos was a mere 380,000 years old—show the "first steps towards making the earliest stars and galaxies." ...

Firefly Aerospace's Blue Ghost lunar lander made the most of its last few hours of life on the moon. The solar-powered ... potential to inform models of light scattering and illumination on ...

During those dates, the Alachua County Clerk’s Office will be open from 8:15 a.m. until 5 p.m. for Operation Green Light, an opportunity to pay off old obligations and save up to 25% on collection ...

The Trump administration touched off consternation and confusion over the weekend, issuing, and then apparently rolling back, an announcement implying the president had rescinded his predecessor ...

New research reveals light can behave as a supersolid, paving the way for advancements in quantum computing and optical technologies. In a breakthrough, Italian scientists have successfully ...

Forbes contributors publish independent expert analyses and insights. Jamie Carter is an award-winning reporter who covers the night sky.