What to look out, and up, for in September.What to look out, and up, for in September. Ralph, Paul & Jeni pick their highlights for this month’s skies; starting with the solar system objects on offer to observers and imagers: Saturn and its ring system in the evening Mercury at greatest western elongation in 12th September Neptune at opposition on 5th September in Aquarius. Next up, we take a deep sky pick from our list of favourites for this time of year: Ralph – The Saturn Nebula in Aquarius Jeni – The Andromeda Galaxy and its satellites Paul – NCG 7479 barred spiral Seyfert galaxy And we finish this sky guide with September’s moon phases.