'Dark' Galaxy Located 50 Million Light-Years Away

An international collaboration of astronomers discovered recently that a massive molecular hydrogen cloud located some 50 million light-years away from our planet is in fact a dark galaxy, a cosmic formation that shines no starlight on its surroundings. Researchers from the Cardiff Univer... [ read more >> ]

This image shows the distribution of dark matter in VIRGOHI 21

Image comment: This image shows the distribution of dark matter in VIRGOHI 21
Image credits: Arecibo Observatory

This image shows the distribution of dark matter in VIRGOHI 21