There is a region of space called the Boötes void, around 330 million light years wide and almost completely empty, and if our galaxy sat at its centre, we might not have discovered that other galaxies existed until well into the twentieth century. - Space Daily
Source:Space Daily
In the direction of the constellation Boötes there is a roughly spherical region of space, around 330 million light-years across, in which almost nothing is found. It is called the Boötes Void, sometimes the Great Void, and it is one of the largest known empt…