A record-breaking explosion created by a black hole 390 million light-years away has been discovered by astronomers.
원문출처 : https://www.cnn.com/2020/02/27/world/biggest-explosion-black-hole-universe-scn/index.html
원문출처 : https://www.cnn.com/2020/02/27/world/biggest-explosion-black-hole-universe-scn/index.html