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  2. Wormhole - Wikipedia

    en.wikipedia.org/wiki/Wormhole

    A wormhole is a hypothetical structure which connects disparate points in spacetime. It may be visualized as a tunnel with two ends at separate points in spacetime (i ...

  3. Non-orientable wormhole - Wikipedia

    en.wikipedia.org/wiki/Non-orientable_wormhole

    The existence of a traversable nonorientable wormhole would seem to allow the conversion of matter to antimatter, and vice versa. A universe that includes one of these "non-orientable" connections does not allow a global definition of whether a particle is "really" matter or antimatter, and this sort of universe, with no global definition of ...

  4. Ellis wormhole - Wikipedia

    en.wikipedia.org/wiki/Ellis_wormhole

    The wormhole metric has the proper-time form =, where = + = + (+) = + (+) [+ (⁡)] and is the drainhole parameter that survives after the parameter of the Ellis drainhole solution is set to 0 to stop the ether flow and thereby eliminate gravity.

  5. Black hole cosmology - Wikipedia

    en.wikipedia.org/wiki/Black_hole_cosmology

    In the Einstein–Cartan–Sciama–Kibble theory of gravity, however, it forms a regular Einstein–Rosen bridge, or wormhole. Schwarzschild wormholes and Schwarzschild black holes are different mathematical solutions of general relativity and the Einstein–Cartan theory. Yet for observers, the exteriors of both solutions with the same mass ...

  6. Glossary of astronomy - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_astronomy

    This glossary of astronomy is a list of definitions of terms and concepts relevant to astronomy and cosmology, their sub-disciplines, and related fields. Astronomy is concerned with the study of celestial objects and phenomena that originate outside the atmosphere of Earth. The field of astronomy features an extensive vocabulary and a ...

  7. Astrophysics - Wikipedia

    en.wikipedia.org/wiki/Astrophysics

    Astrophysics is a science that employs the methods and principles of physics and chemistry in the study of astronomical objects and phenomena. [1] [2] As one of the founders of the discipline, James Keeler, said, astrophysics "seeks to ascertain the nature of the heavenly bodies, rather than their positions or motions in space—what they are, rather than where they are", [3] which is studied ...

  8. Astronomy - Wikipedia

    en.wikipedia.org/wiki/Astronomy

    Astronomy is a natural science that studies celestial objects and the phenomena that ... wormholes can form, or the multiverse exists; and the origin and ultimate ...

  9. Wormhole (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/Wormhole_(disambiguation)

    A wormhole is a hypothetical topological feature of spacetime. Wormhole may also refer to: Bajoran wormhole, a wormhole located near the planet Bajor in the fictional Star Trek universe; Wormholes: Essays and Occasional Writings, a book containing writings from four decades by the English author John Fowles