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Alien Day

Get ready to blast off into a day of extraterrestrial fun on Alien Day - from movie marathons to costume contests, it's time to embrace your inner alien!

Monday

April 2027

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATEApril 26

OBSERVED INInternationally

CATEGORYFun

SUBCATEGORYParanormal

INTRO

Introduction

PHOTO

Get ready to celebrate all things otherworldly on April 26 for Alien Day! This day was first created in 2016 as a way to honor the iconic sci-fi movie franchise, Alien. Fans of the franchise celebrate by rewatching the movies, dressing up as their favorite characters, and indulging in themed treats and activities. But it's not just limited to fans of the movies – anyone with an interest in extraterrestrial life and outer space can join in on the fun. So let your imagination run wild and embrace your inner alien this Alien Day!

TIMELINE

Alien Day Timeline

Alien Movie Release

Director Ridley Scott releases the first Alien movie, an iconic science fiction horror film, setting a new standard for the genre.

Sequel Release: Aliens

James Cameron directs the sequel, "Aliens", which became critically acclaimed and added more depth to the Alien franchise.

Third Installment: Alien 3

David Fincher's Alien 3 was released, exploring deeper themes of identity and carrying forward the horror-sci-fi legacy.

Final Original Series Film: Alien Resurrection

French director Jean-Pierre Jeunet directs "Alien Resurrection", the fourth movie in the original series, combining the horror and science fiction genres once again.

Prequel Films: Prometheus and Alien: Covenant

Ridley Scott returns to the franchise to direct the prequel movies "Prometheus" and "Alien: Covenant", further exploring the Alien universe.

Inaugural Alien Day

April 26 was declared "Alien Day" as a tribute to the iconic sci-fi movie franchise, marking the first universal celebration of alien-related festivities.

GET INVOLVED

How to Celebrate Alien Day

Host an alien movie marathon

Invite some friends over and binge watch all your favorite alien movies. This could include classics like E.T., Independence Day, or newer releases like Arrival or District 9.

DRESS

Dress up as your favorite alien character

Whether it’s from a movie, TV show, or video game, dress up as your favorite alien character and have a costume contest with your friends. Bonus points for creative homemade costumes!

CREATE

Create alien-themed snacks

Get creative in the kitchen and make some fun and unique snacks inspired by aliens. You could make green-colored treats, spaceship-shaped sandwiches, or even create your own alien species out of fruit.

ATTEND

Attend a UFO or alien-themed event

Do some research and see if there are any local events or gatherings happening on Alien Day. This could be a convention, lecture, or even a themed party at a bar or club.

TAKE

Take a trip to a UFO hotspot

If you’re feeling adventurous, plan a trip to a location known for UFO sightings or extraterrestrial activity. Some popular spots include Roswell, New Mexico and Area 51 in Nevada.

WHY THIS DAY MATTERS

Why We Love Alien Day

It promotes unity and community among fans

Alien Day brings together fans from all over the world to celebrate their love for science fiction and otherworldly creatures. It's a great opportunity for like-minded individuals to share their passion, connect with each other and form a supportive community.

It's a day to celebrate our love for all things extraterrestrial

For sci-fi enthusiasts and believers in other life forms, Alien Day is the perfect occasion to celebrate their interest and passion. From films and books to theories and discussions, this holiday offers a fun opportunity to show appreciation for all things alien-related.

It's a chance to dress up and get creative with costumes

Alien Day gives individuals a reason to unleash their inner creativity by coming up with unique and imaginative alien-inspired outfits. From classic green aliens to futuristic interpretations, this holiday encourages people to have fun and express themselves through costume.

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