Bright star Sirius and open star cluster, the Pleiades, are among the celestial objects in the image. (Image credit: B.G Boyd) Purple clouds rise into a starry night sky in this beautiful image.

This gorgeous eight-hour exposure reveals the colors of stars as they make their way across the night sky, colors that can inform astronomers about the characteristics of each star.

The visual journey unveils what the stars in the night sky truly are, using authentic images captured from Earth. With the ...

The blue and green shows cosmic haze where clouds form; x-rays are shown in purple. Click through the gallery to see this week’s helping of the best the universe has to offer.

When we look up at the stars, we aren't seeing close-up details because they're so far away. To the unaided eye, stars look like tiny pinpricks of light in the night sky. Stars up close, including ...

NASA shares a photo of a cosmic dance between two stars that triggers thermonuclear explosions in deep space.

'Christmas Star' to grace the night sky this weekend How to see multiple phenomenons happening in space over the coming days.

The color of the sky depends on scattering light particles. Learn which factors influence this scattering to create a purple sky.

The Hubble Space Telescope released newly processed images on Friday -- and every one of the pictured galaxies, star clusters and nebulae can be seen through a backyard telescope. They won't look ...

When a thin purple ribbon of light appeared and starting glowing, Bourassa immediately snapped pictures until the light particles disappeared 20 minutes later.

During May, Venus dominates as the brilliant “Morning Star” in the east-southeast before dawn; the Eta Aquariid meteor shower takes place; the moon has some nice pairings with stars and ...

Erasing the stars: Satellite megaconstellations are a mega problem for Earth and sky With satellite numbers skyrocketing over the next few years, the time to grasp the implications is now ...