We have meteor showers. They can be the occasional comet that can grace the sky.

当彗星偶尔优雅划过天际的时，我们还能看到流星雨。

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Comet Holmes has an orbit between Mars and Jupiter and can be seen about every seven years as a very faint object in the sky.

霍姆斯彗星的轨道在火星和木星之间，大约每隔七年便可在天空中见到这颗暗淡的彗星。

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In 1781, astronomer Sir William Herschel spotted an object moving in the sky and originally thought it was a comet but later realized its planetary nature.

在1781年，天文学家William Herschel爵士发现天空中有个移动的物体，一开始以为是一颗彗星，后来意识到它有着行星的属性。

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Sometimes,observers see this as a comet's tail, which can be visible to the unaided eye stretching across the night sky.

VOA: special.2011.02.09

That's bad news for the comet, but it could be a boon for sky watchers if the comet is brighter and easier to see.

CNN: Welcome to the year of the comet (we hope)

Many such quartets blaze like a comet across the sky and then disappear before you can turn your head.

NPR: The Jupiter String Quartet: Orbiting Perfection

"A bright comet in the sky is great for me since the universe is giving me a new and captivating way to inspire people as part of the experiences I offer at the observatory, " he said.

CNN: Stargazers capture images of comet