The discovery of 51 Pegasi b was a turning point in astronomy, proving that planets could exist around sun-like stars.
生存的绵延不是一个长度的问题,而是一个深度和密度的问题。
The truth is not always beautiful, nor beautiful words the truth.
发现恒星围绕银河系中心的超大质量黑洞运行是天体物理学的一个转折点。