How to Use heliosphere in a Sentence

heliosphere

noun
  • Solving these puzzles will require a better view of the heliosphere as a whole.
    — Michael Greshko, National Geographic, 4 Nov. 2019
  • The outermost layer of the heliosphere is known as the heliopause.
    — David Grossman, Popular Mechanics, 5 Oct. 2018
  • The Sun’s solar wind makes up the heliosphere, which surrounds us and all of the planets in our solar system.
    — Chelsea Gohd, Discover Magazine, 10 Dec. 2018
  • The interstellar medium — the wisps of atoms and molecules that flow between the stars — is pushed away by the heliosphere.
    — Corey S. Powell, Discover Magazine, 31 Jan. 2021
  • And the sun’s region of influence—its heliosphere—could radically change in size.
    — Jonathan O'Callaghan, Scientific American, 6 Jan. 2022
  • To some scientists, those readings meant Voyager 1 had left the heliosphere.
    — Sarah Fecht, Popular Mechanics, 12 Sep. 2013
  • This more complete picture of the heliosphere should improve space weather forecasting.
    — Paul Smaglik, Discover Magazine, 7 Feb. 2025
  • The heliosphere’s outermost edge, called the heliopause, marks the start of interstellar space.
    — Michael Greshko, National Geographic, 4 Nov. 2019
  • The blowing of the solar wind creates an enormous magnetic bubble around the Sun, known as the heliosphere.
    — Corey S. Powell, Discover Magazine, 31 Jan. 2021
  • Kurth once published a commentary in a science journal that said leaving the heliosphere was more or less the same as leaving the solar system.
    — Marina Koren, The Atlantic, 4 Dec. 2020
  • But, again, what scientists really hope to discover is how the corona becomes the heliosphere.
    — Monisha Ravisetti, Space.com, 5 Feb. 2025
  • Inside the heliosphere, space is dominated by particles of the solar wind, while outside of it, cosmic rays reign.
    — Meghan Bartels, Scientific American, 14 June 2024
  • The probe is particularly well suited to study how the Sun generates its heliosphere and the solar wind.
    — Eric Berger, Ars Technica, 15 Jan. 2020
  • Moving at hypersonic speeds, the wind blows out from the sun like an inflating balloon, forming what astronomers call the heliosphere.
    — Tim Folger, Scientific American, 18 June 2022
  • At the edge of the heliosphere, the solar wind runs up against the interstellar medium, the gas, dust, and radiation in the space between the stars.
    — Kyle Orland, ArsTechnica, 24 Sep. 2025
  • Researchers studying exoplanets are keen to compare the Sun’s heliosphere with those around other stars.
    — Jamie Carter, Forbes, 7 May 2022
  • The process that forms these particles, found wherever there is plasma, or charged gas, in space, also occurs throughout the heliosphere and along its boundary.
    — Ashley Strickland, CNN Money, 24 Sep. 2025
  • Based on Voyager 2's crossing, the astronomers learned that the heliosphere has a smooth but defined boundary between the two types of plasma.
    — Ashley Strickland, CNN, 4 Nov. 2019
  • But though scientists had measured the speed of the solar wind that forms the heliosphere, the properties of the matter beyond it had never been analyzed.
    — Kim Tingley, New York Times, 3 Aug. 2017
  • Speedy particles that originate outside the solar system, they are partially blocked by the heliosphere.
    — David Grossman, Popular Mechanics, 5 Oct. 2018
  • Passage through one cloud in particular, located in the Lynx constellation, might have sent the heliosphere out of whack.
    — Christian Thorsberg, Smithsonian Magazine, 14 June 2024
  • The information collected by these probes is helping scientists learn about the heliosphere’s cometlike shape.
    — Ashley Strickland, CNN Money, 24 Sep. 2025
  • Scientists are eager to know what the boundaries of the heliosphere look like, something that the Voyager probes have offered tantalizing glimpses of in the past.
    — Ashley Strickland, CNN Money, 24 Sep. 2025
  • McComas added that our solar system is not alone in having something like a heliosphere, and bright astrospheres have been spotted around other stars.
    — Ashley Strickland, CNN Money, 24 Sep. 2025
  • Less solar wind would mean that the heliosphere–a bubble around the solar system maintained by particles emitted from the sun–shrinks significantly.
    — David Grossman, Popular Mechanics, 1 Feb. 2017
  • Once scientists process that data here on Earth, scientists hope to have a clearer understanding of how the sun and its dynamic heliosphere works.
    — Jennifer Leman, Popular Mechanics, 9 Feb. 2020
  • The heliosphere is important in keeping dangerous cosmic rays from the interstellar medium out of the main areas of the solar system.
    — John Wenz, Popular Mechanics, 13 Dec. 2018
  • Atmospheric conditions The solar system is enveloped by a huge bubble called the heliosphere.
    — National Geographic, 27 Mar. 2019
  • But that wasn’t enough to prove that Voyager 1 had sailed through the heliosphere; knowing for sure required determining the density of plasma bathing the spacecraft.
    — Adam Hadhazy, Discover Magazine, 5 Dec. 2013
  • Thinking of the heliosphere like a wind sock, astronomers would want a probe that could essentially travel down the tail created by the sun's wind, extending the boundary of the solar system.
    — Ashley Strickland, CNN, 4 Nov. 2019

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'heliosphere.' 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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