Space
22 emoji
Planets, rockets and everything above the weather.
Every emoji that carries the CLDR keyword “space”.
It also matches 15 skin-tone variants of those characters, which are folded into the character each one varies — every tone has its own page, linked from the strip there.
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Alien -
Alien monster -
Astronaut -
Man astronaut -
Woman astronaut -
Satellite -
Rocket -
New moon -
Waxing crescent moon -
First quarter moon -
Waxing gibbous moon -
Full moon -
Waning gibbous moon -
Last quarter moon -
Waning crescent moon -
Crescent moon -
New moon face -
First quarter moon face -
Sun -
Shooting star -
Milky way -
Comet
Built from this site's own reading of the Unicode data, not from anyone's list of what is popular — there is no usage data here to rank anything by. If something you expected is missing, its CLDR keywords did not carry the word the rule looks for. Back to every collection.