We will see the moon bigger and brighter on Tuesday evening as the October harvest moon glows over the horizon and lights the night sky.

The harvest moon will kick off a striking run of supermoon sightings , which are forecast monthly until January in an incredible show of the lunar phenomenon.

A supermoon rises over the Sydney Opera House in 2016. Credit: Louise Kennerley

While supermoons aren’t rare – there’s usually at least three each year and eight expected in 2025 – it does represent a special aligning of the moon’s phases and orbit , combining to deliver a stunning show.

Here’s what you need to know as the supermoon season begins.

What is a harvest supermoon?

The harvest moon is the name given to the supermoon that falls closest to the September equinox, which fell a f

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