The massive dome measures 305 feet (93 meters) in diameter, or about the size of a football field and stands 263 feet (80 ...

At ESO’s Paranal Observatory in Chile’s Atacama Desert, visitors can experience some of the darkest and clearest night skies ...

A hypothetical office overlooking the Paranal Observatory in Chile, with the European Southern Observatory’s VLT visible with its laser on the hill, and the four small SPECULOOS telescopes nearer the ...

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

This galaxy's central black hole appears to be a "messy eater" as its interstellar scraps are strewn into space.

Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

"The telescope itself is a big telescope, so it can see really faint objects," says Blum. What's more, the observatory's images will feed into computer systems that will constantly be comparing ...

The anniversary celebration also included a countdown of images captured over the Hubble Space Telescope's lifetime so far, ...

A NASA space telescope on a mission ... exposures captured by NASA's SPHEREx. The observatory's six detectors each captured one of these uncalibrated images, to which visible-light colors have ...

A NASA space telescope on a mission to map millions of galaxies has turned on its detectors for the first time, capturing images of tens ... 600 exposures a day. The observatory is capable of ...