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  1. White hole - Wikipedia

    In the 1930s, physicists Robert Oppenheimer and Hartland Snyder introduced the idea of white holes as a solution to Einstein's equations of general relativity. These equations, the foundation of modern …

  2. What Is a White Hole? Does the Cosmic Phenomenon Exist?

    May 7, 2024 · What Are White Holes? In astrophysics, a white hole represents a theoretical phenomenon where matter and light would emerge from, rather than be pulled into, a certain area in …

  3. White holes: Facts about black holes' neglected twins | Space

    Jul 11, 2023 · White holes are theoretical cosmic regions that function in the opposite way to black holes. Just as nothing can escape a black hole, nothing can enter a white hole.

  4. White Holes: Definition, Theory, Concept And A Simple Explanation

    Oct 19, 2023 · White holes are theoretical cosmic phenomena that function in the opposite way as black holes; instead of attracting matter into an infinitely dense singularity due to immense gravity, it …

  5. White Holes Explained: The Theoretical Opposite of Black Holes

    Nov 18, 2025 · White holes are theoretical objects that act as the opposite of black holes by pushing matter and energy outward instead of pulling them in. They feature an event horizon through which …

  6. White Hole Theories - Definition & Detailed Explanation - Astrophysics ...

    Aug 21, 2025 · While a black hole is a region of spacetime from which nothing, not even light, can escape, a white hole is a region from which nothing can enter. In other words, while black holes are …

  7. White Holes: Could They Be Real? Explained | Academic Block

    First introduced by physicist Igor Novikov in 1964, white holes are hypothetical regions of space-time where matter and energy are ejected, mirroring the gravitational dynamics of black holes. Essentially, …

  8. White hole Facts for Kids

    Think of a white hole as a theoretical idea. It's a special area in space and time that nothing can enter. It's like a one-way door, but instead of letting things in, it only lets things out! Here's a simple way to …

  9. White Holes Explained | The Opposite of Black Holes in 60 Seconds

    A white hole is the theoretical opposite of a black hole. Where black holes pull everything inward, white holes would eject matter and energy outward with extreme force.

  10. What Are White Holes? The Theoretical Opposites of Black Holes

    White holes are theoretical cosmic entities that expel matter and energy, acting as the inverse of black holes, which trap them. According to general relativity, these intriguing constructs emerge as time …