Astronomers are urging limits on satellite launches after simulations showed some observatories could become effectively ...

If the number of satellites in Earth's orbit exceeds 100,000, humanity may lose its ability to study the universe from the ...

Quasars — the brightest objects in the universe — are powered by supermassive black holes at the heart of early galaxies.

Beirut: The Euclid space telescope has spotted the oldest quasars -- the brightest objects in the universe -- ever discovered ...

An international team of astronomers announced they had discovered 31 quasars. Read more at straitstimes.com. Read more at ...

See composites created using James Webb Space Telescope and Chandra X-ray Observatory imagery. A pair of galaxies, a nebula, ...

Smithsonian Starstruck lets visitors walk through the Big Bang, brush past the Sun, and gaze into a black hole, all without ...

The European Southern Observatory warns that rapidly growing satellite constellations could disrupt Earth's most powerful ...

NASA on Friday launched a rocket into space to save one of its most iconic telescopes from falling to Earth. In a ...

Science operations at the United Kingdom Infrared Telescope will conclude Sept. 15 so it can be decommissioned, University of ...

The United Kingdom Infrared Telescope is one of thirteen working telescopes on the mountain’s summit and the third to be decommissioned.

UKIRT on Maunakea. The University of Hawaiʻi is taking another significant step toward reducing the number of telescopes on ...