While black holes suck in light, white holes gush light outward. Objects cannot avoid being pulled to the center of a black hole, but would not be able to reach the center of a white hole.

One of the mysteries includes a black-and-white-hole collision. The outcome of a meeting between these two extreme cosmic entities might be unprecedented in physics. White holes are hypothetical, ...

Related: White holes: What we know about black holes' neglected ... rocket detected celestial sources of X-rays according to NASA. In 1971, astronomers determined that the X-rays were coming ...

Black holes are points in space that are so dense they create deep gravity sinks. Beyond a certain region, not even light can escape the powerful tug of a black hole's gravity. And anything that ...

Nov. 13, 2024 — Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from a pair of monster black holes disrupting a cloud of ...