This photo of M16 is the latest redux image published to mark the 35th anniversary of the Hubble Space Telescope, which ...

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be ...

In a breathtaking new photograph shared by the European Southern Observatory (ESO), the sun rises behind the Extremely Large ...

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

A rare alignment of planets and our moon will produce a celestial old-school emoticon in the pre-dawn eastern sky on April 25 ...

According to NASA, the planetary phenomenon will be clearest about 45 minutes before sunrise, low in the eastern sky and appearing near the moon. Venus and Saturn will be the easiest to spot — but for ...

NASA's EZIE (Electrojet Zeeman Imaging Explorer) mission has taken its first measurements.

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

Let's turn the sun into a telescope. In fact, we don't have to do any work—we just have to be in the right spot.

A new survey of distant galaxies undertaken by the James Webb Space Telescope (JWST) is revealing new secrets of the "cosmic noon"—when galaxies in the young universe underwent something of an awkward ...

"Most people just dismiss partial eclipses. But I wanted to go to this partial eclipse to try to get the corona — and I did it! This has opened the door to new dreams and challenges." ...