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  1. Astronomers generally divide black holes into three categories according to their mass: stellar-mass, supermassive, and intermediate-mass. The mass ranges that define each group are approximate, and scientists are always reassessing where the boundaries should be set.

  2. www.nasa.gov › universe › what-are-black-holesWhat Are Black Holes? - NASA

    8 Σεπ 2020 · A black hole is an astronomical object with a gravitational pull so strong that nothing, not even light, can escape it. A black hole’s “surface,” called its event horizon, defines the boundary where the velocity needed to escape exceeds the speed of light, which is the speed limit of the cosmos.

  3. en.wikipedia.org › wiki › Black_holeBlack hole - Wikipedia

    Black holes are commonly classified according to their mass, independent of angular momentum, J. The size of a black hole, as determined by the radius of the event horizon, or Schwarzschild radius, is proportional to the mass, M, through

  4. 3 Ιουλ 2024 · There are different types of black holes, and astronomers classify them by mass into three main categories: stellar mass, supermassive, and intermediate mass. The universe may also contain undiscovered examples of a fourth type of black hole, known as primordial black holes, created during the universe’s early stages.

  5. 3 Αυγ 2023 · How Are Black Holes Classified? The main feature of a black hole is its gravity, reflected in the size of its event horizon (the "Schwarzschild radius"), which is determined by its mass. Black holes are therefore classified by mass.

  6. 21 Νοε 2022 · A black hole is a region in space where the pulling force of gravity is so strong that light is not able to escape. The strong gravity occurs because matter has been pressed into a tiny space. This compression can take place at the end of a star’s life. Some black holes are a result of dying stars.

  7. 15 Οκτ 2023 · Black holes can be classified into three main categories: Stellar. These holes form from the collapse of massive stars. When a star exhausts its nuclear fuel, gravity becomes the dominant force, and the star collapses under its own weight. If the star is massive enough, it can become a stellar black hole.

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