Comets and asteroids

BEST TIME TO SEE: From 03:30 BST (02:30 UT) all month. Closest approach on 12 August Venus is the brightest planet that can be seen from Earth. At its peak brightness, when 22% illuminated, Venus appr

1 Jul 00:00 AEST (30 Jun, 14:00 UT) 15 Jul 23:00 AEST (13:00 UT) 31 Jul 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

Best time to see: 31 August, 04:00 BST (03:00 UT) Altitude: 48° Location: Taurus Direction: Southeast Features: Colour, subtle atmospheric banding, moons Recommended equipment: 200mm or larger It’s su

1 Our Moonwatch target (see page 52), the walled plain Flammarion, is well placed this evening and tomorrow evening. You can also catch it on the waning Moon on the morning of 16 August. 2 This evenin

BEST TIME TO SEE: Nights of 9/10, 10/11 and 11/12 July A full Moon occurs when the Moon is opposite the Sun in the sky or, in other words, when its ecliptic longitude is 180° from the Sun. The eclipti

Type: Sinuous rille Size: 80km x 2.5km Longitude/latitude: 3.1° E, 25.7° N Age: 3.2–3.9 billion years Best time to see: First quarter (2–3 July) and six days after full Moon (16–17 July) Minimum equip