Space is phantasmagorical. Astronomers using the powerful James Webb Space Telescope to survey distant galaxies spotted an unusual, chance phenomenon called an "Einstein ring." It's not an actual ...

Construction of the world's largest telescope has reached its highest point with assembly of the roof's dome and large sliding doors that will shield the observatory. The European Southern Observatory ...

A stunning new photo captures the moon and Saturn engaged in a cosmic game of peek-a-boo. On Jan. 4, Saturn briefly hid behind the crescent moon, escaping the view of skywatchers in Europe, Africa, ...

For 34 years, the Hubble Telescope has been orbiting space, each day sending new information back to Earth. Now, the telescope is showing a new multiwavelength galaxy view for the first time. NASA ...

Big telescopes feature some of the finest and most precise mirrors in the world. So when one gets dirty, what happens? The European Southern Observatory (ESO) operates some of the most powerful ...

The 20th day of the annual Space Telescope Advent Calendar features a vast cloud of gas and dust in space, with a sharply ...

The James Webb Space Telescope captured a new image of Saturn. Credit: NASA / ESA / CSA / STScI / M. Tiscareno (SETI Institute) / M. Hedman (University of Idaho) / M. El Moutadmid (Cornell University) ...

The first sharp image from NASA's James Webb Space Telescope captured a stunningly clear photo of a twinkling star roughly more than 2,000 light-years away from Earth. The photo, released on Wednesday ...

The photo was taken Oct. 28, the same day much of the Eastern Hemisphere was treated to a lunar eclipse. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

New cosmic photos of galactic "arcs and streaks" in space were released on Tuesday by NASA's James Webb Telescope. The galaxies are bending space and time in a phenomenon known as gravitational ...

A conception of the James Webb Space Telescope orbiting 1 million miles from Earth. Credit: NASA GSFC / CIL / Adriana Manrique Gutierrez Space is phantasmagorical. Astronomers using the powerful James ...

Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them. When you purchase through links on our site, we may earn an ...