Introduction Human fascination with the Sun’s cycles is as old as civilization itself. Thousands of years ago, ancient peoples built monumental structures to track celestial events with astonishing precision. In…
The moment of solstice The June solstice arrives at 03:42 BST (02:42 UTC) on Saturday, 21 June 2025. At that instant the Sun’s apparent centre reaches its maximum northerly declination…
Abstract Astro-COLIBRI is a scientific platform that delivers real-time alerts of transient astrophysical events directly to astronomers’ mobile devices. By aggregating notifications from a global network of observatories and multimessenger…
Introduction An All-Sky Camera is a specialized setup that continuously monitors the entire sky, day and night. It’s commonly used in astrophotography for capturing meteor showers, auroras, star trails, and…
Background and Objectives The Galileo Project is an international research initiative launched in 2021 by Harvard University professor Avi Loeb. Its aim is to search for evidence of extraterrestrial technology…
Summary From the serpentine Anglo-Saxon sundial still embedded in the wall of Escomb church (c. 700) to the eight-foot clock that once dominated the transept of St Albans (c. 1330),…
Travis Walton’s abduction account from 1975 remains one of the most well-known and thoroughly documented UFO cases in the world. His experiences provide an exceptionally rich dataset for analysis from…
Understanding Candela, Lux and Magnitude Brightness scales in astronomy can feel abstract, yet a humble tealight candle can bring them down to Earth. In this article we use an ordinary…
The William Optics MiniCAT 51 WIFD is a miniature astrophotography telescope that offers big performance in a travel-friendly size. Aimed squarely at amateur astronomers and avid astro-imagers, this petite refractor…
By Staff Writer – 5 June 2025 The past decade has seen amateur astrophotography explode from a niche pastime into a full-blown online phenomenon. Four YouTube creators now dominate the…