A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

In recent years, one of the most troubling puzzles in astrophysics has grown more urgent. Scientists have realized that the ...

"Milky seas” are one of the rarest reported forms of bioluminescence. A new scientific database may finally reveal the ...

For generations, sailors around the globe have reported a mysterious phenomenon: Vast areas of the ocean glow steadily at ...

Powered by Google ’s Imagen 3 model — one of the best AI image generators — Gemini promises rich detail and stunning visuals ...

When I was a kid, I was fascinated by the Powers of 10 video, which came out in the 1970s. Perhaps you remember it, with the ...

A bright star within our Milky Way galaxy photobombed a beautiful new image of a distant galaxy with "patchy" spiral arms.

When their end comes, the stars will explode in a blast making them around 200,000 times brighter than Jupiter does now.

Escape to a cozy Indiana geo dome, where panoramic sky views and nature surround you for the ultimate stargazing getaway.