200 Cosmic & Cool Space Baby Names for Girls & Boys

Looking for a unique baby name? Check out these intergalactic space names inspired by the moon, stars, and galaxies. Sometimes you want a name that’s a little different.

Space baby names – inspired by everything cosmic in the Milky Way and beyond – could be exactly what you’re looking for.

Here, we’re taking you on an intergalactic journey through awesome, inspiring, and cool space names for girls and boys.

Let’s find you a baby name that’s as unique as your little one.

Fasten up! It’s time for take-off.

In this article: 📝

What is a cool space name?

Any space name is pretty cool.

But first, here are some of the most popular space names you might recognize – inspired by everything in our solar system and beyond.

1. Leo: Number 3 at the top of our baby name charts, Leo is, of course, the constellation of the lion.
2. Luna: The Roman goddess of the moon. Her name makes a beautiful name today.
3. Aurora: The Roman goddess of dawn and an awe-inspiring atmospheric phenomenon.
4. Phoebe: A Greek name meaning “shining”, also the name of one of the moons of Saturn.
5. Atlas: Another moon of Saturn, and the titan who held up the world in Greek mythology.

What are good moon names?

The moon has long provided inspiration for cultures all over the Earth.

A good moon name could be exactly what you’re looking for for your little one.

6. Ariel: One of the moons of Uranus, along with the name of a space telescope (Atmospheric Remote-sensing Infrared Exoplanet Large-survey).
7. Aylin: A Turkish name meaning “moon halo”. We love it.
8. Callisto: One of the moons of Jupiter, it means “most beautiful”.
9. Calypso: Another of Saturn’s moons.
10. Cordelia: From Welsh meaning “jewel of the sea”, Cordelia is a moon of Uranus.
11. Cressida: A mythical literary lover and a moon of Uranus.
12. Diana: This Roman goddess became associated with Luna. Diana is an elegant name meaning moon.
13. Elara: One of Jupiter’s moons, and a unique space name for girls.
14. Europa: A moon of Jupiter.
15. Faye: A crater on the Moon, and a sweet and simple name.
16. Helene: A moon of Saturn, and a classic girl name.
17. Jacira: It comes from two words from the Brazilian Tupi language, meaning “honey” and “moon”. A beautiful combination.
18. Jericho: The ancient city in Palestine, its name comes from the Hebrew word yareakh, meaning “moon”.
19. Moon: Obvious, but not to be overlooked! It could be the perfect unique name for a baby of any gender.
20. Oberon: The King of the Fairies in Shakespeare’s A Midsummer Night’s Dream, and a moon of Uranus.
21. Pandora: All gifted. The mythical figure with a famous box and a teeny-tiny moon of Saturn.
22. Portia: A moon of Uranus and a character from Shakespeare’s The Merchant of Venice.
23. Selene: The ancient Greek god of the Moon. Selena is a popular variation, or you could try Celena for something a little more unique.
24. Titan: The largest of Saturn’s 82 moons. It means one that is gigantic in size or power, and it’s the name of the family of early gods in Greek mythology.
25. Titania: A feminine version of Titan, she’s the queen of the fairies – and a moon of Uranus.

Check out more lunar inspiration here: 47 Baby Names that Mean Moon

Space names for girls

Let’s continue our journey through space baby names.

We say these are star names for girls, but space knows no distinctions between genders.

If a name feels right, it’s right – whatever the gender.

26. Astra: From the Latin meaning “star”. It could be perfect.
27. Astrid: Not actually a space name, but it recalls ‘astra’ above. It’s really a Scandinavian baby name meaning “divinely beautiful”.
28. Bianca: Meaning “white”.
29. Cassiopeia: Both a constellation and an ancient Greek queen. Elegant and unique.
30. Celeste: A name meaning “celestial”.
31. Columba: Noah’s dove.
32. Estella: Meaning “star” in Latin, it’s one of the most elegant space names for girls out there.
33. Esther: A Persian girl name meaning “star”.
34. Gaia: A spaceship and the Greek goddess of the Earth.
35. Juliet: A space name for girls? Yep, a satellite of Uranus.
36. Juno: The queen of the Greek gods, and a spacecraft.
37. Larissa: A Greek nymph.
38. Leda: A character from Greek mythology.
39. Leia: The princess from Star Wars. Why not? It’s a lovely name.
40. Libra: Star sign and constellation. Check out more Libra baby names here.
41. Lyra: A constellation representing the lyre, a musical instrument.
42. Maia: The goddess of spring in ancient Rome.
43. Miranda: “Worthy of admiration”.
44. Nevaeh: Heaven spelt backwards.
45. Nova: An exploding star.
46. Ophelia: A beautiful ancient English name.
47. Rhea: Meaning “flowing”, Rhea was the mother of Zeus.
48. Sally: Fun fact: Sally Ride was the first woman in space.
49. Soleil: A French word meaning “sun”.
50. Stella: From the Latin meaning “star”.
51. Sunshine: You are my sunshine, my only sunshine…
52. Vesta: The Roman goddess of the home.

Space names for boys

Now for some boy names inspired by the heavens.

We hope you find the perfect cosmic name.

53. Aldrin: From an Old English word meaning old and wise ruler. Or from Buzz Aldrin, the second man on the moon. A name for real explorers.
54. Altair: After the star in the Aquila constellation.
55. Apollo: The Greek god of sunlight – and one of the world’s most famous space rockets.
56. Armstrong: Neil Armstrong needs no introduction. He’s got a last name that makes a wonderful star name for boys.
57. Astro: Like the girls’ equivalent, Astra, Astro means “star”.
58. Buzz: Lightyear and Aldrin. Name your little one after the legends of space.
59. Galileo: History’s most important astronomer. We’re surprised this name’s not used more!
60. Glenn: An astronaut and a spacecraft – and a simple, one-syllable name.
61. Hercules: Greek hero and star. Could you get a stronger name?
62. Neil: A great Scottish boy name. Oh, and the first man on the moon.
63. Orion: A constellation.
64. Pallas: One of the biggest asteroids out there.
65. Sirius: Your favorite Harry Potter character? That’s a debate for another day. A great name for a little star.

Gender-neutral space names

And to wrap things up, here are some universe names that are great for a baby of any gender.

66. Aries: The first sign of the zodiac.
67. Cielo: Meaning “sky” in Italian.
68. Comet: A cosmic snowball.
69. Halley: After the famous comet that makes an appearance once every 75 years.
70. Sky: Because the sky’s the limit!
71. Star: Self-explanatory, really.
72. Vega: The name of the North star.
73. Virgo: After the earth sign of the maiden.
74. Zenith: The highest point.

Names that mean space

75. Agbaye: Meaning “universe” in Yoruba.
76. Alheimur: Meaning “cosmos” in Icelandic.
77. Alkawn: Meaning “cosmos” in Arabic.
78. Cruinne: Meaning “universe” in Irish.
79. Evren: Meaning “cosmos” in Turkish.
80. Linivè: Meaning “universe” in Haitian Creole.
81. Semesta: Meaning “universe” in Indonesian.
82. Uchū: Meaning “cosmos” in Japanese.
83. Vesmír: Meaning “universe” in Czech.
84. Visata: Meaning “universe” in Lithuanian.
85. Yǔzhòu: Meaning “cosmos” in Chinese.

Unique space names

86. Alya: The name comes from the Arabic meaning “fat tail of a sheep”. Ignoring that, it’s the beautiful name of a star.
87. Alula: From the Celtic meaning embodied with celestial wisdom.
88. Cosmo: Meaning “order and beauty” in Greek ‒ a cosmic-sounding name.
89. Eclipse: Perfect for a baby born during an eclipse.
90. Infinity: “To infinity and beyond!”
91. Meridian: A celestial equator.
92. Meteor: Tiny things zooming through space. The perfect name for a baby boy!
93. Perseus: Greek legend and constellation.
94. Pollux: A star in the sky.
95. Rocket: For the little star you know will go far.
96. Sidra: An Arabic word meaning “goddess of the stars”.
97. Sitara: From Sanskrit meaning “morning star”.
98. Solar: Perfect for a morning baby.
99. Solstice: When the day and night are at their longest and shortest.
100. Spock: A name for a baby with the best eyebrows in the universe.
101. Trek: Any fellow Trekkies about?
102. Vulcan: Another nod to Star Trek, but also a Greek god of volcanoes.

What's a cool galaxy name?

For some cool space names, you need only look to the stars.

Here are the best names that mean galaxy for girls, boys, and they-bies:

103. Almajara: Meaning “galaxy” in Arabic.
104. Andromeda: A constellation, galaxy, and an ancient Greek name.
105. Bode: After Bode’s Galaxy, names after Johann Elert Bode.
106. Circinus: A galaxy named after the Circinus constellation.
107. Eunha: Meaning “galaxy” in Korean.
108. Galaeth: Meaning “galaxy” in Welsh.
109. Galassia: Meaning “galaxy” in Italian.
110. Galaxy: From the Greek word galaxias, a system of stars.
111. Gökada: Meaning “galaxy” in Turkish.
112. Halaktyka: Meaning “galaxy” in Ukrainian.
113. Lindsay: After the Lindsay-Shapley Ring galaxy.
114. Malin: A galaxy named after its discoverer, David Malin.
115. Mayall: After Mayall’s Object, the result of two galaxies colliding.
116. Réaltra: Meaning “galaxy” in Irish.
117. Xīngxì: Meaning “galaxy” in Chinese.

Planet names for boys and girls

How about some pretty planet names?

Some of these might be more unique space names, but others will be more terrestrial:

118. Ægir: An exoplanet named after the Norse god of the sea.
119. Arion: A planet named after the ancient Greek poet.
120. Arkas: A planet named after the son of Zeus and Callsto.
121. Ceres: A baby planet and a Roman goddess of corn. A lovely gentle name.
122. Dagon: Named after the fertility god of Levantine mythology.
123. Dulcinea: A planet named after the character from Don Quixote.
124. Eburonia: A planet named after the Celtic tribe.
125. Eris: A dwarf planet in our solar system, like Pluto.
126. Hämarik: A planet named after the Estonian word for “twilight”.
127. Haumea: A football-shaped dwarf planet.
128. Hypatia: A planet named after the Greek astronomer and philosopher.
129. Jupiter: The biggest planet in our solar system.
130. Makemake: Another dwarf planet in our solar system.
131. Mars: The planet of passion, action, and war.
132. Mercury: The smaller planet linked to communication and thought.
133. Neptune: The eighth planet in our solar system, symbolic of dreams and inspiration.
134. Orcus: Named after the Roman god of the underworld.
135. Pluto: Does it count as a planet? Does it matter? It’s a wonderfully original name for a boy.
136. Rocinante: Another exoplanet named after the character from Don Quixote.
137. Saturn: A planet synonymous with work and life lessons.
138. Sedna: Named after the Inuit goddess of the sea.
139. Venus: She probably needs no introduction, Venus is our planetary neighbor.

What are some fantasy planet names?

We don’t have to stick to the planets around us for inspiration ‒ how about fictional planets?

You’ll see lots from Star Wars, Star Trek, and Doctor Who here, so get your geek on!

140. Aaleen: From the Star Wars series.
141. Abafar: From the Star Wars series.
142. Akiva: From the Star Wars series.
143. Alastria: From the Star Trek series.
144. Aldea: From the Star Trek series.
145. Alderaan: From the Star Wars series.
146. Anaxes: From the Star Wars series.
147. Anura: From the Doctor Who series.
148. Arda: From The Lord of the Rings.
149. Arrakis: From Dune.
150. Asgard: From the Marvel series.
151. Boranis: From the Star Trek series.
152. Caprica: From the Battlestar Galactica series.
153. Corellia: From the Battlestar Galactica series.
154. Daiyu: From the Battlestar Galactica series.
155. Deneva: From the Star Trek series.
156. Dozaria: From the Star Trek series.
157. Endor: From the Star Wars series.
158. Eresa: From the Star Trek series.
159. Felucia: From the Star Wars series.
160. Ferrix: From the Star Wars series.
161. Florana: From the Doctor Who series.
162. Golana: From the Star Trek series.
163. Griffoth: From the Doctor Who series.
164. Hysperia: From the Star Trek series.
165. Ilidaria: From the Star Trek series.
166. Juhraya: From the Star Trek series.
167. Kala: From the Doctor Who series.
168. Karris: From the Doctor Who series.
169. Kavaria: From the Star Trek series.
170. Kei: From the Star Trek series.
171. Kentanna: From the Star Trek series.
172. Lakertya: From the Doctor Who series.
173. Lissepia: From the Star Trek series.
174. Lysia: From the Star Trek series.
175. Mandalore: From the Star Wars series.
176. Matalas: From the Star Trek series.
177. Maveth: From the Marvel series.
178. Napinne: From the Star Trek series.
179. Onderon: From the Star Wars series.
180. Orellius: From the Star Trek series.
181. Phylos: From the Star Trek series.
182. Quarra: From the Star Trek series.
183. Quinnis: From the Doctor Who series.
184. Risa: From the Star Trek series.
185. Rishi: From the Star Wars series.
186. Romulus: From the Star Trek series.
187. Rugosa: From the Star Wars series.
188. Sakaar: From the Marvel series.
189. Sava: From the Doctor Who series.
190. Skaro: From the Doctor Who series.
191. Solaris: From Solaris.
192. Takara: From the Star Trek series.
193. Taresia: From the Star Trek series.
194. Tiburon: From the Star Trek series.
195. Umbara: From the Star Wars series.
196. Varala: From the Star Trek series.
197. Vormir: From the Marvel series.
198. Wrea: From the Star Wars series.
199. Wysanti: From the Star Trek series.
200. Xandar: From the Marvel series.

That’s our list of space baby names!

We’ve searched our galaxy and fantasy universes to help you find the perfect name for your little star. 🌟

Got any favorites? Share them with the other moms-to-be of Peanut.

After more celestial inspiration? We’ve got baby name lists for all the zodiac signs, too:

♈ Aries ♉ Taurus ♊ Gemini ♋ Cancer ♌ Leo ♍ Virgo ♎ Libra ♎ Scorpio ♐ Sagittarius ♑ Capricorn ♒ Aquarius ♓ Pisces