We see a lot of space photos each week and they are always beautiful and unique. But some images make you stop and ponder how stunning and strange the universe really is. Last week brought news of an ...

The Hubble Space Telescope has been used to study NGC 1052-DF2 — a galaxy that is lacking dark matter. Credit: NASA's Goddard ...

Billions of years ago, our Milky Way galaxy pulled itself together. Our home condensed from gas that gathered in our small part of the universe, swirled together thanks to gravity provided by dark ...

While galaxies and dark matter usually go hand-in-hand, scientists have been amazed to discover a ‘ghost galaxy’ that is missing most, if not all, of its dark matter. Researchers from Yale University ...

Dark matter is one of the most important — yet least understood — building blocks of our universe. This gravitationally inferred, but optically elusive type of matter is thought to account for 85 ...