On April 20, 2023 the shadow of a New Moon raced across planet Earth’s southern hemisphere. When viewed along a narrow path that mostly avoided landfall, the Moon in silhouette […]

Do you know the names of some of the brightest stars? It’s likely that you do, even though some bright stars have names so old they date back to near […]

Can you identify this celestial object? Likely not — because this is a discovery image. Massive stars forge heavy elements in their cores and, after a few million years, end […]

The bright clusters and nebulae of planet Earth’s night sky are often given the names of flowers or insects, and its whopping 3 light-year wingspan, NGC 6302 is no exception. […]

Savudrija lighthouse shines along the coast near the northern end of the Istrian peninsula in this well-composed night skyscape. A navigational aid for sailors on the Adriatic Sea, the historic […]

Is the sky the same every night? No — the night sky changes every night in many ways. To better explore how the night sky changes, the USA’s NSF and […]

Why would the sky glow like a giant repeating rainbow? Airglow. Now, air glows all of the time, but it is usually hard to see. A disturbance however — like […]

What’s happening to this spiral galaxy? Although details remain uncertain, it surely has to do with an ongoing battle with its smaller galactic neighbor. The featured galaxy is labelled UGC […]

On May 7, the Sun setting behind a church bell tower was captured in this filtered and manipulated digital skyscape from Ragusa, Sicily, planet Earth. In this version of the […]

Jupiter is stranger than we knew. NASA’s Juno spacecraft has now completed over 70 swoops past Jupiter as it moves around its highly elliptical orbit. Pictured from 2017, Jupiter is […]