22 Alien Costume Instagram Captions That Are Out of This World

Alien Costume Instagram Captions, photo of a shadowy figure behind a sheet
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Alien costume Instagram captions that are written in the stars!

The Best Alien Costume Instagram Captions

If you're a fan of the X-Files, E.T., or just extraterrestrial life, then you'll love these alien Instagram captions! With Halloween so close, one of these 22 Instagram captions will really help you bring your A-game this year!

Good Alien Costume Instagram Captions for Selfies

• "I'm an alien and you are just a human to me." -Connie Cernik

• I keep hitting the space bar but I'm still on earth.

• Always look up. You might see a UFO.

• To the moon, and never back.

• When you're out of this world but still down to earth.

• I don't believe in humans.

Funny Instagram Captions for Alien Costumes for Halloween Night

• "You are humalien, half human - half cosmos." -Rune Lazuli

• To infinity and beyond.

• I want to believe.

• Lost somewhere in outer space.

• When I look at the stars, I feel like myself.

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Clever Alien Costume Instagram Captions With Friends

• Maybe I belong among the stars.

• Houston, I have so many problems.

• She's got one foot in the street and the other in the Milky Way.

• "Imagination will often carry us to worlds that never were. But without it we go nowhere." -Carl Sagan

• We are not alone in the universe.

• Her lips are like the galaxy's edge.

Cute Instagram Captions for Alien Captions

• Too cute for this planet.

• "Too alien for earth, too human for outer space." -Rune Lazuli

• Just visiting this planet.

• That mostly came out at night...Mostly.

• The truth is out there.