And it's now proving valuable for helping astronomers and other scientists understand more about the evolution of stars, black holes, and the structure of the Milky Way.

如今，它在帮助天文学家和其他科学家深入了解恒星、黑洞，以及银河系的演变过程方面有重要价值。

After years of work, they have discovered the chemical signature of these stars for the first time, a breakthrough that holds significant importance for understanding the origins and evolution of stars.

经过多年的工作，他们首次发现了这些恒星的化学特征，这一突破对理解恒星的起源和演化具有重要意义。