M31 high in the sky

The Andromeda galaxy (M31) will be well placed for observation, culminating at around midnight local time. At magnitude 4.4, M31

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September equinox

On 22 September, the Sun will pass over the celestial equator on its southward journey, marking the beginning of autumn

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Blue Moon

The Moon will reach full phase – the fourth full moon of summer 2013, traditionally called a blue moon. The

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