| astronomic(adjective, huge) | |
| huge(adjective, expensive, high-priced, pricey, pricely) | |
| vast(adjective, large, huge, expensive, high-priced) | |
| galactic(adjective, celestial, astral) | |
| enormous(adjective, huge, expensive, high-priced, pricey) | |
| planetary(adjective, common, space, universal, general) | |
| astral(adjective, celestial, planetary) | |
| infinite(adjective, immeasurable) | |
| tremendous(adjective, huge) | |
| gigantic(adjective, huge, immeasurable) | |
| epic(adjective, huge) | |
| gargantuan | |
| massive(adjective, huge) | |
| prodigious(adjective, huge, expensive, high-priced, pricey) | |
| titanic | |
| colossal(adjective, huge) | |
| immense | |
| monumental(adjective, huge) | |
| solar(adjective, planetary, astral) | |
| above average(expression, adjective, extraordinary, exceptional, extreme) |
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| APA | Smart Define. (2015). astronomical thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/astronomical/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "astronomical thesaurus" https://smartdefine.org/astronomical/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, astronomical thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/astronomical/thesaurus/synonyms>. |
| MLA | Smart Define. "astronomical thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/astronomical/thesaurus/synonyms> |