Towel Day

Towel Day History

Towel Day seeks to honor and pay tribute to the author Douglas Adams. Douglas Adams was an English author best known for his work, The Hitchhiker’s Guide to the Galaxy. This day encourages people to carry a towel around with them in appreciation of the series. The towel is an iconic piece of equipment in the series as it has much practical and functional value. It is even said to be the most useful thing a hitchhiker can have on them. Many communities and organizations around the world promote events relating to the series on this day.

Towel Day was created in 2001 to remember Douglas Adam and his work. It is observed annually on May 25th.

Top 8 Facts for Towel Day in 2026

• The 2026 observance of Towel Day features the unveiling of a commemorative blue plaque at the former London residence where Douglas Adams first began writing The Hitchhiker's Guide to the Galaxy.
• During the STS-98 space mission in 2001, astronauts Robert Curbeam and Thomas Jones famously used wet towels to safely remove toxic ammonia crystals from their spacesuits, providing a real-world demonstration of the towel's practical utility.
• In 2018, the SpaceX Falcon Heavy launch sent a Tesla Roadster into orbit carrying a copy of Adams' novel and a towel, with the dashboard display famously featuring the phrase Don't Panic.
• The event's date was established two weeks after the author's death in 2001, leading it to share May 25 with both the anniversary of the original Star Wars release and the international celebration of Geek Pride Day.
• According to the narrative lore of the series, a towel has immense psychological value because it convinces a strag—a non-hitchhiker—that a traveler who possesses one must also be in possession of a toothbrush, soap, and a full set of survival gear.
• The upcoming 2026 celebrations include a Vogon Poetry Slam, an event where fans compete to recite the most "agonizingly" bad verses in the style of the third worst poets in the universe.
• The 2026 schedule includes a special repeat broadcast of the radio series Last Chance to See on BBC Radio 4 Extra, with the third episode specifically timed to air on the day of the observance.
• Astronauts aboard the International Space Station, including Tim Peake and Samantha Cristoforetti, have historically participated in the event by bringing towels into orbit and performing readings from the books while in microgravity.

In the News and Trending in the US for Towel Day

Top things to do in the US for Towel Day

• Remember to bring your towel with you, it's the most important item a hitchhiker can carry.
• See how much you know about the film in this Hitchhiker's Guide trivia quiz.
• Watch a video that celebrates Towel Day.