DID YOU KNOW? JWST’s primary mirror weighs 705 kilograms ...

Since JWST’s launch four years ago, some mind-blowing observations have been made by this internationally operated, state-of-the-art, space-based super-telescope

HUBBLE SPACE TELESCOPE, 22 DECEMBER 2025 Spiral galaxies MCG-02-05-050 (right) and -050a (left) are together known as Arp 4. That means they feature in Halton Arp's Atlas of Peculiar Galaxies, compile

Our first target is the Little Pinwheel Galaxy, NGC 3184, positioned 48 arcminutes west of mag. +3.0 Tania Australis (Mu (μ) Ursae Majoris). This spiral galaxy has an apparent magnitude of +10.1 but i

Francis Bozon and Jean-Luc Gangloff, Alentejo Remote Observatory, Alentejo, Portugal, 18 September–30 November 2025 Francis and Jean-Luc say: “For this type of very faint object, long exposures are ne

It’s the start of another great day on your holiday. After enjoying breakfast under your awning, basking in the early morning sunshine, you head off sightseeing. Maybe you had a lovely day spent wande