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

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

Just north of mag. +3.9 Asellus Australis (Delta (δ) Cancri), you’ll spot a ‘little cloud’, which is what ‘Nephelion’, M44’s ancient Greek name, means. At only 577 lightyears away, M44 (also known as

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

1 Sunday Ganymede disappears into Jupiter’s shadow at 19:48 UT, reappearing again at 23:11 UT. 5 ◀ Thursday From now until 26 March is the optimum time for this month’s Deep-Sky Tour (page 56) of obje

The spring sky is heavy with galaxies. As the stars of winter rotate westward, they drag the winter Milky Way with them, leaving us to gaze out into deep space at right angles to the plane of our home