Kind of looked like the sun burped up some energy .

一种看起来像太阳发出的一些能量。

Astronomers believe that only 50 % of the mass of the dilapidated star gets swallowed by the black hole ; the other half gets " burped " back out into space before it reaches the point of no return .

天文学家们认为被黑洞吸入的恒星只有50%的质量会被它吞掉；而剩下的一半会因黑洞“打嗝”而在万劫不复之前返回外界。