1. Scientists have discovered thousands of exoplanets.
科学家已经发现了数千颗外行星。
2. These exoplanets may have conditions suitable for life.
这些外行星可能具有适合生命存在的条件。
3. Searching for exoplanets is a major area of astronomical research.
寻找外行星是天文学的重要研究领域。
4. The discovery of exoplanets has changed our understanding of the universe.
外行星的发现改变了我们对宇宙的理解。
5. The study of exoplanets helps in the search for extraterrestrial life.
外行星的研究有助于寻找地外生命。