The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and Infrared Survey Telescope for Astronomy (VISTA), ...

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.

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings. However, a rover recently captured a splash of color in the sky as rare ...

I remembered this experience vividly as I read Imani Perry’s new book, Black in Blues: How a Color Tells the Story of My ...

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

Utagawa Hiroshige (1797-1858) was one of the most prolific and popular Ukiyo-e artists in Japan. The word Ukiyo-e means ...

Curiosity, a set of NASA's robotic "eyes" on the Red Planet, recorded 16 minutes of so-called noctilucent clouds flying ...