Observing

Seek out some fine summer multiple stars

28 July 2019 Ade Ashford

Observers in the British Isles can rejoice that summer astronomical twilight all night is drawing to a close. But if Jupiter and Saturn are currently too low to view, you’re blighted by light pollution, or moonlight robs you of nebulae, why not seek out some of the many beautiful double and multiple stars on show?

Observing

Seeing multiple stars: Lyra’s other double-double

29 September 2017 Ade Ashford

The diminutive yet distinctive constellation of Lyra is home to dazzling star Vega, the Ring Nebula (M57) and the celebrated double-double star epsilon (ε) Lyrae. But did you know that Lyra harbours yet another ‘pair of pairs’ that are somewhat easier to resolve in smaller telescopes? Ade Ashford shows you how to locate the beautiful Struve Σ2470 and Σ2474.

Observing

Seeing double in the summer sky

24 June 2017 Ade Ashford

With astronomical twilight lasting all night around the Northern Hemisphere summer solstice for stargazers in the UK, what does the deep-sky observer do when the sky never gets truly dark? Fortunately, there are many beautiful double and multiple stars to seek out while most nebulae are off limits.