I spotted a shooting star which, to my astonishment, was bright green in colour.

我看见了一颗划过长空的流星，让我惊讶的是，它是鲜绿色的。

《柯林斯英汉双解大词典》

If you are looking up at the sky on a clear night and you see a sudden flash of light, it is probably a shooting star!

如果你在晴朗的夜晚仰望天空，突然看到一道闪光，那可能是颗流星！

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A shooting star lightened the sky.

一颗流星急速掠过天空。

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As anyone who has seen a shooting star can attest, such otherworldly objects do enter the Earth's atmosphere.

CNN: Reported meteor lights up East Coast -- and social media

As anyone who has seen a shooting star can attest, it's hardly unprecedented for otherworldly objects to enter the Earth's atmosphere.

CNN: Meteor lights up East Coast -- and social media

You might see the space station going overhead or a shooting star.

BBC: Stargazing live: Astronomers stage Isle of Man events