A pair of supermassive black holes are about 40 orbits from merging in this computer simulation. Credit: NASA’s Goddard Space ...

SXS—Simulating eXtreme Spacetimes—is an ongoing scientific collaboration that has been generating simulations of dramatic events in space, particularly mergers of binary black hole systems, for ...

Supermassive black holes spiral towards each other in this simulation created by NASA's Goddard Space Flight Center that ...

Black holes are among the most extreme objects in the universe, and now scientists can model them more accurately than ever before. By combining Einstein’s gravity with realistic behavior of light and ...