The Atacama Large Millimeter/Submillimeter Array (ALMA) in the Chilean Andes is one of the most powerful radio telescope ...

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A composite of galaxy cluster known as MACS0416 created using James Webb Space Telescope and Hubble Space Telescope imagery.

Scientists atop Mauna Kea on the Island of Hawai’i and across the Hawaiian chain are turning their telescopes skyward Friday ...

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. NASA's Hubble ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

Interstellar comet 3I/ATLAS shows a rare sun‑facing anti‑tail, raising concerns that survey telescopes miss exotic visitors ...

NASA’s SPHEREx has mapped the entire sky in 102 infrared colors, which are invisible to the human eye but can be used to ...

Interstellar object 3I/ATLAS will fly by Earth on December 19, 2025, and a few key details can help amateur observers spot the visitor in the sky ...

The interstellar comet 3I/ATLAS makes its closest approach to Earth early Friday. Scientists have tracked the object since ...

Decentralized physical infrastructure connects independently operated telescopes into a coordinated observing network ...

The interstellar comet discovered this summer could be visible this week as it makes one last pass near our planet.