An international research team led by PD Dr. Florian Peissker at the University of Cologne has used the new observation ...

This makes it appear correspondingly smaller through a telescope—infinitesimally smaller, in fact, appearing as only a point ...

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces ...

Sky This Week is brought to you in part by Celestron. Friday, November 28 First Quarter Moon occurs at 1:59 A.M. EST. While ...

The moon reaches its first quarter phase on Friday (Nov. 28), marking a perfect opportunity to explore the half-lit lunar ...

Astronomers have revealed a cosmic butterfly to mark 25 years of a powerful space telescope. Students voted for the Gemini ...

A newly proposed type of supermassive black hole surrounded by a dense gas shell may account for the small red dots seen in ...

Constellation Perseus culminates high upon the north-south meridian around 10 p.m. Dec. 25, with its brightest star Alpha ...

Astronomers have uncovered clues to a red giant’s chaotic past by detecting subtle stellar vibrations that hint at a long-ago collision and an unexpectedly rapid spin. Astronomers at the (IfA) have pi ...

Optical telescopes utilize refraction and reflection to focus light, enabling detailed astronomical observations and ...

Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may ...

In my last column, I highlighted some of the best objects to view in the night sky through the end of the year. However, ...