Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them. Big telescopes feature some of the finest and most precise mirrors ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

The Hubble Space Telescope has glimpsed the most distant single star it's ever observed, glimmering 28 billion light-years away. And the star could be between 50 to 500 times more massive than our sun ...

Newly released images of the supermassive black hole at the heart of the galaxy M87 show that the plasma that swirls around ...

Over the past few years or so the most talked about kind of telescope was the one that is meant to operate in space. An understandable development, given the several such instruments that have been ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...

HAWAII, Hawaii (KHON2) — The University of Hawaiʻi’s Institute for Astronomy is beginning to decommission the UKIRT telescope on Maunakea, the university announced on Friday, June 27. According to UH, ...

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 ...

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