Calamos Supports Greece

Black Hole

NASA Posts the Eerie Sound of a Black Hole

The sound of a black hole at the center of the Perseus galaxy cluster, which is located approximately 240 million light-years from Earth, was posted by NASA as part of what it described as a remixed sonification. According to NASA,...

First Image of the Black Hole in Our Own Milky Way Galaxy Revealed

The first image of Sagittarius A*, the gargantuan black hole spinning away at the center of our own galaxy, the Milky Way, was released on Thursday by scientists collaborating on the massive Event Horizon Telescope (EHT) project. Located roughly 27,000...

What a Black Hole Sounds Like? NASA Gives the Answer

NASA has released an audio of the sound emitted from a black hole at the center of the Perseus galaxy cluster more than 200 million light-years away from Earth. Perseus is known to be an 11 million-light-year-wide bundle of hundreds...

Greek Astronomer Confirms Einstein with his Black Hole Study

The first image of a black hole, captured in 2019 by Greek astronomer Dimitrios Psaltis, has revealed more support for Einstein's theory of general relativity.