But, not all galaxies are created equal, it seems, as astronomers have discovered what they believe is a “dark galaxy,” a galaxy that doesn’t give off visible light. In most cases ...
In 2007, astronomers discovered the Cosmic Horseshoe, a gravitationally lensed system of galaxies about five-and-a-half ...
A mysterious phenomenon at the centre of our galaxy could be the result of a different type of dark matter. Dark matter, the mysterious form of unobserved matter which could make up 85% of the mass of ...