In the most recent observation Nov. 30, 3I/ATLAS was approximately 178 million miles from Earth. Astronomers confirm that the ...

Astronomers at the University of California, Santa Cruz, and UCLA will develop a next-generation instrument for detecting and ...

New images of interstellar object 3I/ATLAS show a sunward anti-tail extending over 500,000 kilometers, surpassing the ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

Data from Chandra X-ray telescope and James Webb Space Telescopes have revealed a black hole from 470 million years after the ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

Radio astronomy has a pollution problem. Satellites thousands of kilometers overhead, designed to broadcast communications or ...

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...

December 15, 2025 - WASHINGTON — The U.S. Postal Service has announced the Priority Mail and Priority Mail Express stamps it will release in 2026. There will be additional stamp subjects to be ...

Hannah Wong told staff she is moving on to her “next chapter.” The company will be running an executive search to find a ...

Interstellar comet 3I/ATLAS makes its closest Earth approach on Dec. 19, offering astronomers a rare chance to study a visitor from beyond the solar system ...