Wormhole
If a black hole is the entrance of a wormhole in spacetime, the other end might appear to us as a “white hole”, spewing out matter and energy.
Credit:M. A. Garlick/Wikipedia Creative Commons
If a black hole is the entrance of a wormhole in spacetime, the other end might appear to us as a “white hole”, spewing out matter and energy.
Credit:M. A. Garlick/Wikipedia Creative Commons