1. NGC 6940 10x 50 Let’s start the tour with open cluster NGC 6940, which deserves to be far better known. To find it, use the chart to identify mag. +4.2 52 Cygni and pan 3.5° to the southwest to an

Six low-altitude gems that barely peek above the horizon – all the more satisfying to catch! We’re going low for this month’s tour, looking at objects that are best seen when their region is above the

From colliding galaxies to supermassive black holes, we take a look at some of the strangest sights in the universe

1 Oct 00:00 AEST (30 Sep, 14:00 UT) 15 Oct 23:00 AEDT (12:00 UT) 31 Oct 22:00 AEDT (11:00 UT) The chart accurately matches the sky on the dates and times shown for Sydney, Australia. The sky is differ

Thursday 2 Dwarf planet Ceres reaches opposition in the constellation of Cetus, shining at mag. +7.6. Find further details on page 47. Friday ▶ 3 Tonight and the night of 17/18 October are good times

First up is the mag. +11.9 planetary nebula IC 351, located 2.3° west and 0.8° south of Menkib (Xi (ξ) Persei). Despite its small apparent size – just 8 x 6 arcminutes – it’s visible through a small s