In 2001 one of us (Riess) announced that the space telescope had serendipitously imaged an extremely distant type Ia supernova (dubbed SN 1997ff) in repeated observations.

• 2001年，黎斯（本文作者之一）在反覆观测的过程中，奇迹似地探索到一颗非常遥远的Ia型超新星，名为SN1997ff。