Astronomers had warned that proximity of INNA facility to telescopes would have irreparably damaged observation ...

After a year of protests from astronomers, authorities have abandoned plans for a giant, light-polluting renewable-energy ...

There are a lot of moving pieces when it comes to building the world's largest telescope.

Europe's ESO star-gazing organization on Monday welcomed plans to call off building a massive green energy project in the ...

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...

Astronomers are rejoicing over the cancellation of a $10bn project in Chile's Atacama Desert, which threatened the world's clearest skies.

The Extremely Large Telescope, located in Paranal, Chile, is poised to be the largest optical telescope ever constructed.

The green hydrogen and ammonia project would have increased light pollution at ESO’s Paranal Observatory in Chile’s Atacama Desert ...

French scientists discovered comet C/2026 A1 Jan. 13, currently approaching the sun. Here's what to know.

"We were very surprised to see this structure," said astrophysicist Theo Khouri of Sweden’s Chalmers University of Technology.