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外星人是一个令人好奇,并引发无限想象的热门话题,也是一门前景诱人的交叉学科——天体生物学的研究课题。若干争论不休的外星人探究问题,至今仍是未解之谜而这些未解之谜在某种程度上激发了人们不断探索宇宙奥秘的热情,同时丰富了人类的创造力和想象力。外星人是否存在?浩瀚的宇宙远超出人类的想象即使是我们所处的银河系,其直径也高达10万光年。据估算银河系中拥有数千亿颗恒星,其中有大量类
Aliens are a curiosity, and lead to a fantastic topic of hot topics, but also a promising interdisciplinary - astrobiology research topic. A number of controversial alien exploration questions are still unsolved mysteries. These unresolved mysteries have, to some extent, inspired people’s enthusiasm in constantly exploring the mysteries of the universe, while enriching human creativity and imagination. Existence of Aliens? The vast universe far exceeds human imagination Even in our own Milky Way, its diameter is as high as 100,000 light years. It is estimated that the Milky Way has hundreds of billions of stars, including a large number of them