comet

Halley's Comet is visible from Earth only once every 75 to 76 years.

(Chinese) 哈雷彗星每隔75到76年才能从地球上看到一次。

The telescope captured a clear image of the comet's glowing tail as it approached the sun.

(Chinese) 望远镜拍下了彗星接近太阳时发光的尾巴的清晰图像。