天文学

天文学家利用射电望远镜对遥远星系的天体活动进行了持续观测。

tiān wén xué jiā lì yòng shè diàn wàng yuǎn jìng duì yáo yuǎn xīng xì de tiān tǐ huó dòng jìn xíng le chí xù guān cè.

Astronomers use radio telescopes to continuously observe celestial activities in distant galaxies.

天文学家利用精密的天体力学公式，准确推算出了这颗彗星接近地球的最佳观测时间。

tiān wén xué jiā lì yòng jīng mì de tiān tǐ lì xué gōng shì, zhǔn què tuī suàn chū le zhè kē huì xīng jiē jìn dì qiú de zuì jiā guān cè shí jiān.

Astronomers used sophisticated celestial mechanics formulas to accurately calculate the best observation time for the comet to approach the Earth.

关于浩瀚宇宙深处是否存在智慧外星人文明的科学猜想，激励着一代代天文学家不断向深空发射探索信号。

guān yú hào hàn yǔ zhòu shēn chù shì fǒu cún zài zhì huì wài xīng rén wén míng de kē xué cāi xiǎng, jī lì zhe yí dài dài tiān wén xué jiā bù duàn xiàng shēn kōng fā shè tàn suǒ xìn hào.

Scientific conjectures about whether there are intelligent alien civilizations deep in the vast universe have inspired generations of astronomers to continuously send exploration signals into deep space.