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Synonyms

interplanetary space

American  
[in-ter-plan-i-ter-ee spays] / ˌɪn tərˈplæn ɪˌtɛr i ˈspeɪs /

noun

  1. Astronomy. the space between planets.


interplanetary space Scientific  
/ ĭn′tər-plăn′ĭ-tĕr′ē /
  1. See under space


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Meanwhile, an interplanetary space race between the U.S.,

From The Wall Street Journal ● Mar. 30, 2026

Analyzing samples retrieved from the asteroid Ryugu by the Japanese Space Agency's Hayabusa2 spacecraft has revealed new insights into the magnetic and physical bombardment environment of interplanetary space.

From Science Daily ● Apr. 29, 2024

This relentless high-speed flow of charged particles from the sun fills interplanetary space.

From Reuters ● Aug. 24, 2023

Nearly two dozen spacecraft destined for Mars have failed in their efforts, some on the launch pad, some in interplanetary space, and some on the Martian surface.

From Slate ● Apr. 19, 2022

It had been almost two years sailing through interplanetary space.

From "Cosmos" by Carl Sagan

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