论文部分内容阅读
▲美国宇航局８月２６日下午在华盛顿举行记者招待会，首次向记者展示了由钱德拉Ｘ射线天文望远镜发回的两张照片。一张照片揭示了恒星爆炸后的情形，在这张照片上，科学家可以清楚的地看到超新星中央附近存在黑洞的证据。另外一张照片则显示了一个遥远类星体喷射出的Ｘ射线流?
▲ NASA held a press conference in Washington on the afternoon of August 26, showing for the first time to reporters two pictures sent back by Chandra's X-ray telescope. A photo reveals the situation after the star exploded. In this photo, scientists can clearly see evidence of a black hole near the center of a supernova. Another photo shows the X-ray jet from a distant quasar.