Einstein predicted that massive objects bend light as it passes through their gravitational field. This week, a new telescope ...

A glorious, colorful image captured by a telescope in Chile shows the bright glow of star cluster RCW 38, where young stars are being born.

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

The second full moon of 2024, the Snow Moon of February, wowed skywatchers around the world with a dazzling display last ...