News Astronomy Hole in the Middle: Are midsize black holes the missing link? By Ron Cowen September 18, 2002 at 10:36 am - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Two teams of astronomers reported this week that they had confirmed the existence of a new class of black hole. MIDDLING BLACK HOLE. Artist’s view of a black hole at the core of a globular cluster. G. Bacon/NASA Most astronomers now accept the reality of black holes, objects whose immense gravity sucks in everything around them.