The discovery is also important because it could help sort out the fates of many other stars, said Filippenko.
Filippenko说道，这项发现同样很重要，因为它可以帮助寻找出许多其它星体的最终命运。
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But Alex Filippenko of the University of California at Berkeley said the discovery is most likely a black hole.
但加利福尼亚大学伯克利分校的亚历克斯称该射线源更有可能是黑洞。
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"We know of several dozen stellar black holes in our galaxy but don't know their ages," said Alex Filippenko, an astrophysicist at the University of California at Berkeley.