One of the most extensively studied stellar streams within the galactic halo of the Milky Way is the GD-1 stellar […] The ...

With new images from the Hubble Space Telescope, we have new information here in the Milky Way about our closest neighboring ...

The instrument is the Prime Focus Spectrograph, and it is one of the flagship instruments in the next era of the Subaru ...

Galactic nuclei images reveal how supermassive black holes interact with their surroundings using infrared telescopes.

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

This image, captured by NASA's Wide-field Infrared Survey Explorer (WISE), showcases the expansive Andromeda Galaxy, also referred to as Messier 31 or M31. This image of M31, our nearest major ...

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Astronomers are sounding alarm bells as the world's most precious sky-observing location faces a light pollution risk due to ...

A team of astronomers led by University of Arizona researcher Catherine Fielder captured the most precise photographs of a ...

In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...