The Roman Space Telescope's next generation coronagraph instrument will help deliver amazing views of exoplanets. Learn how ...

In the strange corner of modern physics where spacetime itself becomes the engine, the old rule that nothing can outrun light ...

The latest map, published Monday in the journal Nature Astronomy, includes information on new galaxy clusters and the strands of dark matter that connect them. Piece by piece, these structures help ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...