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Halloween is an astronomy holiday. It’s a cross-quarter day

A cross-quarter day falls between an equinox and a solstice. Halloween is the year's 4th cross-quarter day and the spookiest of them all. The post Halloween is an astronomy holiday. It’s a cross-quarter day first appeared on EarthSky .

Halloween is an astronomy holiday. It’s a cross-quarter day

We haven't written up this one. EarthSky has the full story — the link below goes straight to it.

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