Comets and asteroids

Best time to see: 21 September, 01:00 BST (00:00 UT) Altitude: 35° Location: Pisces Direction: South Features: Rings, subtle atmospheric features, moons Recommended equipment: 150mm or larger Saturn r

1. Psi Aquarii group 10x 50 This colourful grouping of stars spans nearly 5° of sky, from mag. +5.0 Psi3 (ψ3) Aquarii to mag. +5.6 96 Aquarii. The colours range from blue-white mag. +5.5 Psi2 (ψ2) Aqu

1 NGC 697 Not to be unkind, but Aries isn’t generally regarded as a rich haven for amateur deep-sky jewels. However, we’re going to look hard and visit a light smattering of objects near the Aries–Pis

1 Sep 00:00 AEST (31 Aug, 14:00 UT) 15 Sep 23:00 AEST (13:00 UT) 30 Sep 22:00 AEST (12:00 UT) The chart accurately matches the sky on the dates and times shown for Sydney, Australia. The sky is differ

Our Solar System is home to hundreds of moons, but how many can you observe? Some – like our own and the brighter ones around Jupiter and Saturn – are relatively easy to see with the naked eye, binocu

◀ Tuesday 2 The Lunar X and V clair-obscur effects can be seen on this evening’s Moon. Your best view will be around 23:41 BST (22:41 UT). Thursday 4 This morning, Titan’s shadow transits Saturn’s glo