How to Use event horizon in a Sentence

event horizon

noun
  • The bad news is that the event horizon marks the edge of the abyss.
    Chris Impey, The Conversation, 30 Oct. 2020
  • Just be careful not to get too close to the event horizon.
    Conor Feehly, Discover Magazine, 22 June 2023
  • The black hole has an event horizon 185 miles across — about the length of New Hampshire.
    Mara Johnson-Groh, Discover Magazine, 12 Dec. 2019
  • Within the photon ring is the shadow of the black hole, the point of no return known as the event horizon.
    Ashley Strickland, CNN, 25 Sep. 2019
  • The issue begins with the end of the union of the two particles straddling the event horizon.
    Ahmed Almheiri, Scientific American, 17 Aug. 2022
  • Like all black holes, the huge ones are shielded from view by an event horizon.
    Chris Impey, The Conversation, 30 Oct. 2020
  • The event horizon doesn’t exist in the same way that the surface of a planet exists.
    Paul M. Sutter, Discover Magazine, 26 July 2023
  • The event horizon of the black hole, the region where the pull is too strong for light to escape, would extend to the orbit of Uranus.
    Randall Munroe, WIRED, 23 Aug. 2022
  • This is the region just outside the event horizon where space itself spins with the black hole.
    Kelso Harper, Popular Mechanics, 2 July 2021
  • The event horizon is the edge of the black hole, the boundary beyond which nothing can escape, even light.
    Brian Resnick, Vox, 26 July 2018
  • The fake event horizon even showed signs of glowing in the lab where the researchers created it.
    Joshua Hawkins, BGR, 20 Nov. 2022
  • The shoe-shop event horizon Lobb, and firms like it, make shoes using patterns called lasts.
    The Economist, 22 May 2018
  • The black hole has no finite size, but there is this abstract size of the event horizon, which is the last point that light can escape.
    Corinne Purtillstaff Writer, Los Angeles Times, 13 May 2022
  • Some models even map the electron behavior to the physics of event horizons around black holes.
    Douglas Natelson, Scientific American, 19 Mar. 2024
  • Within seconds he was blasted to the cosmos and entered the event horizon of a black hole.
    Will Yakowicz, Forbes, 18 Oct. 2021
  • The key issue is whether spacetime at a black hole’s event horizon can be treated as smooth.
    Natalie Wolchover, WIRED, 30 June 2019
  • But this is the first time an event horizon has been imaged directly.
    John Wenz, Popular Mechanics, 10 Apr. 2019
  • The spherical boundary marks the event horizon, the point of no return between the vacuum and the rest of the universe.
    Quanta Magazine, 22 Aug. 2018
  • In order to receive strong enough CMB light, a planet would need to orbit very close to the black hole’s event horizon.
    Daniel Clery, Science | AAAS, 4 Feb. 2020
  • And just as the size of the event horizon is proportional to the black hole's mass, so, too, is the black hole's shadow: the more massive the black hole, the larger the shadow.
    Jennifer Ouellette, Ars Technica, 13 Apr. 2023
  • What hope is there for poetry at such an event horizon?
    Hannah Aizenman, The New Yorker, 23 Oct. 2019
  • They are surrounded by a boundary called the event horizon.
    Paul M. Sutter, Discover Magazine, 26 July 2023
  • The problem with Einstein-Rosen bridges is that the wormhole entrance itself sits within the event horizon of the black hole.
    Paul Sutter, Ars Technica, 18 May 2022
  • Just a vast perfect nothingness known as the event horizon.
    Steff Yotka, Vogue, 10 Apr. 2019
  • What would happen if such a pair were to come into existence right at the event horizon?
    Jerry Adler, Newsweek, 14 Mar. 2018
  • The physics of the event horizon is a long-standing problem in quantum mechanics.
    Andrea Gawrylewski, Scientific American, 29 Aug. 2023
  • Perhaps the most recognizable part of a black hole is its surface, known as the event horizon.
    Popular Mechanics, 8 Sep. 2023
  • One of the main features of black holes is the event horizon, a region of space-time beyond which nothing can escape, not even light.
    Marcus Woo, Scientific American, 19 June 2018
  • Stephen Hawking proved that the area of a black hole’s event horizon—the surface that marks its boundary—cannot decrease.
    Wired, 8 Sep. 2019
  • The simulated black hole's event horizon is about 16 million miles wide, and viewers will see a large flat cloud of hot gas and glowing structures called photon rings.
    Kerry Breen, CBS News, 7 May 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'event horizon.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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