183+ Heavenly Space Baby Names For Boys And Girls

Look up at the sky on a clear night and tell me it does not take your breath away.

Billions of stars. Galaxies stretching further than any human can comprehend. Planets with rings made of ice. Moons with volcanoes. Nebulas that look like paintings.

Space names carry all of that inside them. They feel ancient and futuristic at the same time. Mythological and scientific. Soft and powerful. No other category of baby names does that.

Whether you love astronomy, you are a water sign parent looking for something celestial, or you just want a name that feels bigger than ordinary, this list is for you.

183+ space baby names for boys and girls. Let’s explore the universe.

Popular Space Girl Names

These are the space names already climbing the charts. Already loved by parents everywhere. If you want a celestial name that is beautiful and also recognized, start right here.

Luna — The moon in Latin. The Roman goddess of the moon. Currently one of the most popular girl names in the US and rising everywhere.
Aurora — The Roman goddess of dawn. Also the aurora borealis, the northern lights dancing across the night sky. Already in the US top 20.
Nova — A star that suddenly explodes into brilliant brightness before fading. Latin for new. Currently shooting up the charts.
Stella — Star in Latin. Timeless, warm, and luminous. Already a top 50 name in the US.
Lyra — The constellation named after the lyre of Orpheus. Made famous through Philip Pullman’s His Dark Materials series. Rising fast.
Phoebe — A moon of Saturn and a Titaness in Greek mythology whose name means shining or radiant. In the US top 500.
Celeste — Heavenly in Latin. One of the most elegant celestial names you will find.
Iris — The rainbow goddess who was the messenger of the gods. Also a constellation. Already in the US top 100.
Andromeda — The princess of Greek mythology placed as a constellation by Zeus. Also a galaxy two million light years from Earth.
Miranda — A moon of Uranus and a character from Shakespeare’s The Tempest. Bright and beautiful.
Ariel — A moon of Uranus and a Shakespeare character. The name means lion of God in Hebrew.
Astra — Of the stars in Latin. Simple, elegant, and directly celestial.
Vega — The fifth-brightest star in the entire night sky. Found in the constellation Lyra. Short and striking.
Halley — Named after Halley’s Comet, which only passes Earth roughly every 75 years. A name tied to something rare and spectacular.
Cassiopeia — The constellation named after the queen who boasted about her beauty. Long, dramatic, and completely stunning.

Rare And Beautiful Space Girl Names

These are the ones most people have not discovered yet. If you want a space name that is genuinely distinctive, look right here.

Adhara — One of the brightest stars in the sky, in the constellation Canis Major. Arabic origin. Just entered the US top 1000 for the first time in 2023.
Bellatrix — A star in the constellation Orion. Also means female warrior in Latin. Made famous by Harry Potter but rooted in real astronomy.
Carina — The constellation that contains Canopus, the second-brightest star in the sky. Soft and beautiful.
Elara — A moon of Jupiter. Already appeared on multiple lists here but belongs firmly in the space category.
Despina — A moon of Neptune. Means lady in Greek. Rare and elegant.
Portia — A moon of Uranus and a Shakespeare character from The Merchant of Venice. Literary and celestial.
Leda — A moon of Jupiter and a figure from Greek mythology seduced by Zeus. A name layered with mythology.
Cressida — A moon of Uranus and a Shakespeare character. Rare and completely distinctive.
Capella — The eleventh-brightest star in the night sky. Means little goat in Latin. Golden and warm.
Ascella — A star system in the constellation Sagittarius. Perfect for a December-born baby.
Amalthea — A moon of Jupiter with significance in both Greek mythology and astronomy.
Thalia — One of the Muses and also the name of a moon orbiting Neptune. Already on the Greek mythology list but equally at home here.
Alula — The name of the first double star ever identified as physically related to its twin. Arabic for the first leap.
Danica — Morning star in Slavic. The planet Venus rising just before dawn.
Setareh — Star in Persian. Rare outside Persian-speaking communities and completely beautiful.

Moon Names For Girls

The moon has inspired parents for thousands of years. Every culture in the world has a relationship with it. These names carry that ancient pull.

Luna — Already at the top of this list. The moon itself.
Selene — The Greek goddess of the moon who drove her silver chariot across the sky every night. Ancient and luminous.
Diana — The Roman goddess of the moon and the hunt. Already on the royal names list but deeply tied to the moon.
Phoebe — Already on the popular list. Shining moon goddess of the Titans.
Cynthia — Another name for Artemis as the moon goddess. Means from Mount Cynthus.
Hecate — The Greek goddess of the moon, magic, and crossroads. Powerful and mysterious.
Io — One of Jupiter’s moons, famous for its volcanic activity. Also an Argive princess in Greek mythology. Short and ancient.
Rhea — A moon of Saturn and a Titaness in Greek mythology, mother of the gods.
Larissa — A moon of Neptune. Greek in origin, meaning citadel.
Niobe — An asteroid and a figure from Greek mythology. Tragic, beautiful, and completely unusual.

Space Boy Names

Strong, bold, vast. Space names for boys carry the same energy as the universe itself. Something that cannot be contained.

Orion — The most famous constellation in the night sky. A great hunter of Greek mythology placed among the stars by Zeus. Already in the US top 200 for boys.
Atlas — The Titan who held up the celestial sphere in Greek mythology. Also a moon of Saturn. Currently one of the most popular mythological names for boys in the US.
Leo — The constellation of the lion. One of the zodiac signs. Already in the US top 20 for boys.
Apollo — The Greek and Roman god of the sun. Also the legendary NASA space program that put humans on the moon. Bold and timeless.
Aries — The constellation of the ram. The first sign of the zodiac. Short, strong, and striking.
Mars — The fourth planet and the Roman god of war. The red planet. A name of enormous power.
Jupiter — The largest planet in the solar system and the king of the Roman gods. Grand and commanding.
Phoenix — A constellation in the southern sky. Also the mythological bird. Already on multiple lists but completely at home here.
Comet — The streaking light across the night sky. A Greek name meaning long-haired head.
Draco — The dragon constellation in the northern sky. Bold and mythological.
Perseus — A constellation and a hero from Greek mythology. Son of Zeus who defeated Medusa and placed among the stars.
Castor — One of the twin stars in the Gemini constellation. A real star name used as a given name.
Rigel — The brightest star in the constellation Orion and the seventh-brightest star in the night sky. Arabic origin.
Sirius — The brightest star in the entire night sky. The Dog Star. Made famous as a character in Harry Potter but deeply tied to astronomy.
Altair — The eleventh-brightest star in the sky, in the constellation Aquila. Arabic for the flying one.

More Space Boy Names

Cosmo — The universe in Greek and Italian. An Italian given name with enormous energy.
Galileo — The astronomer who changed everything we understood about the solar system. A name tied to genius.
Kepler — The astronomer whose laws of planetary motion transformed astronomy. A surname name with real substance.
Hubble — The space telescope that showed us the universe in breathtaking detail. A bold choice as a given name.
Titan — The largest moon of Saturn and the most Earth-like moon in our solar system. Already in the US top 1000 for boys.
Oberon — A moon of Uranus and a character from Shakespeare’s A Midsummer Night’s Dream. Magical and rare.
Pluto — The dwarf planet at the edge of our solar system, reclassified in 2006. Still an extraordinary name.
Neptune — The eighth and final planet in our solar system. The Roman god of the sea. Grand and powerful.
Alioth — The brightest star in the Great Bear constellation, Ursa Major. A navigational star used by sailors for centuries.
Pollux — One of the twin stars in the Gemini constellation, the brighter of the two.
Regulus — The heart of the constellation Leo and the twenty-first brightest star in the night sky. Means little king in Latin.
Blaze — Connected to the brilliance of the sun in Old English. Fiery and modern.
Nash — A star in the Ursa Major constellation and a rising modern boy name.
Zephyr — The west wind that carries things across the sky. Already on multiple lists and absolutely at home in space.
Aten — The Egyptian god of the sun. Ancient and powerful.

Planet Names For Babies

Every planet in our solar system has a name worth knowing. Some work beautifully as given names.

Mercury — The smallest planet and the fastest, orbiting the sun in just 88 days. The Roman messenger god.
Venus — The second planet and the Roman goddess of love. The brightest object in the night sky after the moon.
Mars — Already on the boy list. The red planet.
Jupiter — Already on the boy list. King of the planets.
Saturn — The ringed planet. The Roman god of agriculture and time. A name of ancient grandeur.
Uranus — The seventh planet and the first discovered with a telescope. Named after the Greek sky god.
Neptune — Already on the boy list. The blue giant.
Luna — Already on the girl list. Earth’s only natural moon.
Ceres — The largest object in the asteroid belt and a dwarf planet. The Roman goddess of the harvest and spring.
Eris — A dwarf planet beyond Pluto. The Greek goddess of discord. Short, sharp, and mythological.

Star Names For Babies

The night sky is full of thousands of named stars. These are the ones that work beautifully as given names.

Vega — Already mentioned. The fifth-brightest star.
Sirius — Already mentioned. The brightest star.
Altair — Already mentioned. The flying one.
Rigel — Already mentioned. The brightest in Orion.
Castor — Already mentioned. The twin in Gemini.
Pollux — Already mentioned. The other Gemini twin.
Adhara — Already mentioned. Second brightest in Canis Major.
Capella — Already mentioned. The little goat star.
Bellatrix — Already mentioned. The female warrior star.
Regulus — Already mentioned. The little king.
Spica — The brightest star in the constellation Virgo. Latin for ear of grain.
Arcturus — The brightest star in the northern celestial hemisphere. Greek for guardian of the bear.
Aldebaran — The brightest star in Taurus and the fourteenth-brightest overall. Arabic for the follower.
Fomalhaut — The brightest star in the constellation Piscis Austrinus. Arabic for mouth of the fish.
Canopus — The second-brightest star in the entire sky. An ancient Egyptian city name and a star name.

Constellation Names For Babies

Every constellation tells a story. A hunter, a queen, a swan, a lion. These are the ones that work as given names.

Orion — Already everywhere on this list. The most recognizable constellation.
Leo — Already on the boy list. The lion.
Lyra — Already on the girl list. The lyre.
Draco — Already on the boy list. The dragon.
Aries — Already on the boy list. The ram.
Cassiopeia — Already on the girl list. The queen.
Perseus — Already on the boy list. The hero.
Andromeda — Already on the girl list. The princess.
Aquila — The eagle constellation. A rare and elegant name.
Cygnus — The swan constellation. Graceful and celestial.
Ara — The altar constellation in the southern sky. Short, unusual, and genuinely rare.
Pavo — The peacock constellation. A bird of beauty placed among the stars.
Grus — The crane constellation. Sleek and unusual.
Phoenix — Already mentioned everywhere. Also a constellation in the southern sky.
Vela — The sails constellation. Short, modern, and rarely used.

Moon Names For Boys

Jupiter alone has 95 known moons. Saturn has 146. Many of them have beautiful names.

Titan — The largest moon of Saturn. Already in the boy list.
Oberon — A moon of Uranus. Already on the boy list.
Triton — The largest moon of Neptune. Already on the ocean names list as a sea god.
Callisto — The second-largest moon of Jupiter. In Greek mythology, a nymph transformed into a bear and placed among the stars.
Ganymede — The largest moon in the solar system. A beautiful youth taken to Olympus to serve the gods in Greek mythology.
Europa — The sixth-closest moon of Jupiter and one of the most likely places in our solar system to harbor life beneath its icy surface. Also a continent name.
Io — Already on the moon girl list. The most volcanically active body in the solar system.
Hyperion — A moon of Saturn and a Titan in Greek mythology. Means high one or one above all.
Phobos — One of the two moons of Mars. Means fear in Greek. Bold and rare.
Deimos — The other moon of Mars. Means terror in Greek. Ancient and striking.

Gender Neutral Space Names

The universe does not pick sides. Neither do these names.

Nova — Already on the girl list. Works for any baby. A star bursting into brilliance.
Comet — Already on the boy list. Works for any baby.
Nebula — A cloud of gas and dust in space, often the birthplace of stars. Dreamy and distinctive.
Galaxy — The vast collection of stars, gas, and dark matter. Bold and modern.
Sky — Where space begins. Clean, simple, and open.
Cosmo — Already on the boy list. The universe. Works for any baby.
Zenith — The highest point directly above an observer on Earth. The point in the sky closest to you.
Solstice — The moment the sun reaches its highest or lowest point in the sky. Latin for sun stands still.
Eclipse — When one celestial body passes in front of another. Rare, dramatic, and completely memorable.
Meteor — The shooting star that burns brilliantly through the atmosphere. Speed and brilliance in one word.
Infinity — The endless nature of space. A bold and philosophical name.
Equinox — The moment when day and night are exactly equal length. A rare and celestial name.
Soleil — Sun in French. Already on multiple lists but perfectly at home in space.
Elio — Sun in Italian and Spanish. Already on the boy list but works for any baby.
Halley — Already on the girl list. Works for any baby.

Space Names Inspired By Astronomy And Science

Some parents want a name that honors the science of space, not just the mythology.

Kepler — Already on the boy list. Johannes Kepler’s laws of planetary motion shaped our understanding of the solar system.
Hubble — Already on the boy list. The telescope that showed us the farthest reaches of the universe.
Galileo — Already on the boy list. The father of modern observational astronomy.
Cassini — The NASA-ESA spacecraft that orbited Saturn for thirteen years. An Italian astronomer’s name turned space mission.
Kuiper — The astronomer who founded the Lunar and Planetary Lab and whose name is attached to the belt of objects beyond Neptune.
Messier — The French astronomer who catalogued 110 galaxies, nebulae, and star clusters. Every one is still known by his name.
Planck — The physicist whose work on quantum theory transformed our understanding of energy and light.
Eddington — The astronomer who confirmed Einstein’s theory of general relativity during the 1919 solar eclipse.
Herschel — The astronomer who discovered Uranus and catalogued thousands of stars.
Sagan — Carl Sagan made the cosmos accessible to everyone. A name for a child who will make you look up.

Exotic And Rare Space Names

These are the ones most people have never considered. All tied to real places in our universe.

Elara — A moon of Jupiter. Already appeared many times. Worth having here.
Kale — A moon of Jupiter. Modern and short.
Titania — The largest moon of Uranus. Grand and Shakespearean.
Arche — A moon of Jupiter. Ancient Greek and completely rare.
Belinda — A moon of Uranus with a poetic ring to its name.
Cressida — Already on the moon girl list.
Bianca — A moon of Uranus. Italian for white. Works as a celestial name and a classic Italian name all at once.
Rosalind — A moon of Uranus and a Shakespeare character. Beautiful rose in Spanish.
Cordelia — Already on the royal names list and the ocean names list. Also a moon of Uranus.
Portia — Already mentioned. Moon of Uranus.
Tethys — A moon of Saturn and a sea goddess in Greek mythology. Already on the ocean list.
Dione — A moon of Saturn and a Titaness in Greek mythology. Soft and rare.
Mimas — A moon of Saturn. In Greek mythology, a giant who was defeated by Ares.
Enceladus — A moon of Saturn with geysers of water erupting from its surface. Scientists think it may harbor life. A name for a baby who will surprise everyone.
Puck — A moon of Uranus and a mischievous fairy in Shakespeare’s A Midsummer Night’s Dream. For the playful one.

Space Names From Sci-Fi And Pop Culture

Some space names became iconic not through astronomy but through stories. These carry both the cosmic and the cultural.

Leia — Princess Leia of Star Wars. Already on the royal names list. A name of enormous cultural power.
Luke — Luke Skywalker. Already a top name globally. Means light.
Rey — The protagonist of the sequel Star Wars trilogy. Short, modern, and powerful.
Padmé — A Star Wars character. A lotus flower name with deep meaning.
Spock — The half-Vulcan science officer of the Enterprise. For parents who love Star Trek deeply.
Nyota — Lieutenant Uhura’s first name from Star Trek. Means star in Swahili. Beautiful and rare.
Ripley — Ellen Ripley from Alien. One of the greatest heroines in science fiction history.
Nova — Already everywhere. But also a sci-fi character name. Every list needs Nova twice.

Short Space Names That Pack Enormous Energy

One or two syllables. Cosmic weight in minimal letters.

Io — A moon of Jupiter. Two letters and thousands of years of mythology.
Ara — The altar constellation. Three letters and a place in the southern sky.
Vela — The sails constellation. Four letters and a name almost nobody uses.
Leo — Already everywhere. One of the top twenty names for boys in the US.
Lyra — Already at the top. Four letters and a constellation.
Mars — The red planet. Four letters and the god of war.
Vega — The fifth-brightest star. Four letters and enormous brightness.
Nova — Already everywhere. Four letters and a cosmic explosion.
Eris — The dwarf planet. Four letters and the goddess of discord.
Puck — A moon of Uranus. Four letters and a Shakespeare fairy.

Final Space Names Worth Knowing

Cielo — Sky in Spanish. Warm and open.
Hilal — Crescent moon in Arabic. The new moon on the Islamic lunar calendar.
Evren — Universe in Turkish. Rare and beautiful.
Izar — Star in Basque. The shortest star name that works perfectly as a given name.
Qamar — Moon in Arabic. Warm, poetic, and rarely heard outside Arabic-speaking communities.

Wrapping Up

So there you have it. 183+ heavenly space baby names for boys and girls.

From the stars your ancestors navigated by to the moons scientists are exploring right now. From ancient mythology to modern astronomy to science fiction. Every name on this list carries that same feeling of looking up at the night sky and realizing how enormous and beautiful everything is.

Save this to your Pinterest board so you can come back to it anytime the stars are calling.

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