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The Guardian - AU
The Guardian - AU
Science
Donna Lu

The green comet: how to see a once-in-50,000-years event in Australia’s night skies

An image of a green glow set against stars with a trailing tail of a gentle white glow
A telescope image of C/2022 E3 (ZTF), the Green Comet, which last passed by Earth about 50,000 years ago. Photograph: Dan Bartlett/Reuters

A highly anticipated comet, currently in its closest approach to Earth in 50,000 years, will finally be visible from Australian skies in the coming days. Here is a guide to spotting the rare celestial spectacle.

What is the comet?

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