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Celestial Boy Names Related to Space & Astronomy

Michele Meleen
Baby on the floor with cushions that look like planets

Celestial boy names inspired by planets, stars, and astronomers are stellar options for your little astronaut. If you want a unique name for your son that sounds powerful and exciting, space baby names are the perfect fit.

Cosmic Boy Names Inspired by Galaxy Names

You can pull out a first name from most of the names of galaxies to use as boy names. Many galaxy names for boys include the last name of an astronomer or a Greek mythology character.

  • Baade - last name
  • Burbidge - last name
  • Centaurus - father of the centaurs
  • Coddington - last name
  • Copeland - last name
  • Cygnus - swan
  • Draco - dragon
  • Fath - conquest
  • Fornax - furnace
  • Helix - spiral ornament
  • Hercules - glory of Hera
  • Holmberg - last name
  • Keenan - last name
  • Kowal - last name
  • Leo - lion
  • Maffei - gift of the lord
  • Mayall - last name
  • Pegasus - strong
  • Perseus - to destroy
  • Phoenix - dark red
  • Reinmuth - counsel mind
  • Serpens - the serpent
  • Shapley - last name
  • Virgo - young
  • Zwicky - last name
Little boy reaching for rocket in drawn space

Planet, Moon, and Space Satellite Names for Boys

The names of planets and their satellites, which include moons, are great options for parents who love Greek baby names, Roman baby names, and Norse baby names. All the known planet and moon names are pulled from these cultures.

  • Aegir - moon of Saturn; name of Norse ocean giant who stills the seas
  • Atlas - moon of Saturn; name of a Greek titan who held the heavens on his shoulders
  • Deimos - one of Mars' moons named after a horse who pulled Roman god Mars' chariot
  • Eros - asteroid named after Greek god of love
  • Hyperion - moon of Saturn; named for a Greek titan
  • Jovian - name of the system that includes Jupiter, its rings, and its moons
  • Jupiter - largest planet named after chief Roman god
  • Mars - planet name representing the Roman god of war because the planet is red
  • Mercurius - Roman name for Mercury
  • Mercury - planet named because it moves fast
  • Mond - German word for "moon"
  • Neptune - planet named for the Roman god of the sea
  • Oberon - moon of Uranus; named after the king of the fairies in a Shakespeare play
  • Phobos - one of Mars' moons named after a horse who pulled Roman god Mars' chariot
  • Pluto - dwarf planet named after the Roman god of the underworld
  • Saturn - planet name given by the Romans
  • Tarvos - moon of Saturn; named for a Gallic mythology giant
  • Titan - moon of Saturn; name from Greek mythology for immortal giants
  • Triton - satellite of Neptune; named for the son of god Poseidon
  • Ymir - moon of Saturn; name of the main Norse mythology giant
    Baby boy in bed sleeping with moon

Cool Star and Constellation Names for Boys

Names that mean "star" or the actual names of stars and constellations are another option for cool boy space names.

  • Adhil - the tail
  • Algedi - the kid
  • Alnair - the bright one
  • Aquila - the eagle; constellation
  • Avior - my father is light
  • Azmidi - unknown
  • Celaeno - the dark one
  • Chertan - two small ribs
  • Dorado - the swordfish; constellation
  • Elgafar - the forgiver
  • Felis - cat
  • Gudja - unknown
  • Hydrus - the male water snake; constellation
  • Keid - eggshells
  • Kraz - unknown
  • Marsic - male
  • Mizar - covering
  • Sabik - eager
  • Toliman - unknown
  • Wurren - little fish
Sleeping baby with hand on a star

Unique Names of Famous Astronomers for Boys

You can use the unique first names of some famous astronomers or start a new trend by turning astronomer last names into first names.

  • Asaph (Hall) - discovered the moons of Mars
  • Azophi (Abd al-Rahman al-Sufi) - Persian astronomer who was the first known to observe the Andromeda galaxy
  • Cassini (Giovanni) - Italian astronomer who discovered four of Saturn's moons
  • Christiaan (Huygens) - made the first observations of Saturn's rings
  • Copernicus (Nicolaus) - Polish astronomer who proposed that the Earth revolved around the sun
  • Edwin (Hubble) - American astronomer who created a galaxy classification system
  • Galileo (Galilei) - Italian astronomer who improved the optical telescope
  • Herschel (William) - discovered Uranus
  • Kepler (Johannes) - determined planets traveled around the sun in ellipses
  • Newton (Sir Isaac) - famous for his work on gravity
  • Ptolemy (Claudius) - Grecian astronomer who made a model of the solar system with Earth at the center
  • Sagan (Carl) - American astronomer who helped popularize astronomy
  • Tycho (Brahe) - Danish astronomer who measured and fixed the positions of stars
Kid astronaut in outer space

Astronomy Terms to Use As Boy Names

A few common astronomy terms double as cool uncommon boy names.

  • Albedo - ratio of reflected light
  • Aphelion - the point where a celestial body is furthest from the sun while orbiting
  • Barlow - type of lens for a telescope
  • Blazar - type of active galaxy
  • Comet - ball of ice and debris orbiting the sun
  • Dob - short for Dobsonian; type of reflector for a telescope
  • Equinox - when day and night are of equal length
  • Gibbous - when the moon appears more than half illuminated
  • Meridian - imaginary north-south line
  • Mak - nickname for the Maksutov-Cassegrain telescope
  • Zodiac - set of constellations

Far Out Boy Names

Baby name inspiration can come from the edges of the known universe. Explore outer space to find amazing baby boy names that feel strong and mystical.

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Celestial Boy Names Related to Space & Astronomy