interstellar

adjective

Definition of interstellarnext
as in celestial
existing or occurring between stars the vastness of interstellar space

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of interstellar Voyager 2 passed Jupiter, Saturn, Uranus, and Neptune before reaching interstellar space in 2018. — Kory Grow, Rolling Stone, 24 June 2026 Last year, Loeb raised the possibility that the interstellar comet 3I/ATLAS could have alien origins. — CBS News, 1 July 2026 Deciding that destiny is at hand, TATA summons guardian robot VAN to prepare for an interstellar journey to Earth. — Laura Sirikul, Forbes.com, 2 July 2026 The nation has put people on the moon, helped build and operate a long-running space station in low Earth orbit (LEO) and sent fleets of robotic explorers to many corners of the solar system — and even beyond it, into interstellar space. — Mike Wall, Space.com, 3 July 2026 See All Example Sentences for interstellar
Recent Examples of Synonyms for interstellar
  1. celestial
  2. astronomical
  3. intergalactic
  4. stellar
  5. heavenly
Adjective
  • Swift, on the other hand, can follow up in a matter of minutes, acting as NASA’s first responder in space when celestial objects flare with activity.
    — Ashley Strickland, CNN Money, 3 July 2026
  • Hipparcos was the first space mission devoted to precision astrometry, the accurate measurement of celestial positions and distances.
    — Joe Rao, Space.com, 3 July 2026
Definition of celestial
Adjective
  • From the northern hemisphere, the planets will be low on the eastern horizon in the early morning hours before astronomical dawn.
    — Jamie Carter, Space.com, 3 July 2026
  • To compliment the sights, NASA also produced new sonifications—a method to transform astronomical information into often ethereal soundscapes.
    — Andrew Paul, Popular Science, 2 July 2026
Definition of astronomical
Adjective
  • So, who else auditioned for the various installments in George Lucas' intergalactic epic?
    — Christopher Rudolph, PEOPLE, 30 June 2026
  • Then some classic fighting soldiers — not American Revolution battles but intergalactic — come blended into the metal music gyrations of the helmet-wearing band Galactic Empire.
    — Christopher Arnott, Hartford Courant, 27 June 2026
Definition of intergalactic
Adjective
  • Roman will scour the very heart of the Milky Way where stars are tightly packed together, hunting microlensing events which should be common in such a dense stellar region.
    — Robert Lea, Space.com, 6 July 2026
  • An influx of competitors also add to the vehicle’s current not-so-stellar reputation.
    — James Raia, Mercury News, 5 July 2026
Definition of stellar
Adjective
  • By the end of the movie, even something as natural as daylight has become suffused with a heavenly glow, and the beads of sweat on a dying body sparkle with a beauty that Emily had never been able to find anywhere else in her tragedy of a life.
    — David Ehrlich, IndieWire, 26 June 2026
  • Don't forget your in-flight comfort — this heavenly memory foam travel pillow is discounted to just $10.
    — Madeline Merinuk, PEOPLE, 23 June 2026
Definition of heavenly

Browse Nearby Words

interstates
interstellar
interstice
See all Nearby Words

Cite this Entry

“Interstellar.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/interstellar. Accessed 10 Jul. 2026.

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More from Merriam-Webster on interstellar

Nglish: Translation of interstellar for Spanish Speakers

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