Collection: T-Shirts

Had they been paying attention to the cosmos… They might still be here.  Originally created for our Dinosaur Extinction Enamel Pin Set.

This is a test market item. Depending on performance this may be a very limited edition! Well, this certainly is a bleak outcome. Unless you are an ape. 

The legendary artwork that is set to out-live humanity itself… broken down, numbered and explained in seven easy segments on the back. Printed in metallic gold ink on the front graphic.  .

Discovery highlights 39 significant moments of scientific breakthroughs that measurably improved the human condition and brought about transformative changes in our world.   Style is women’s relaxed fit, pre-Shrunk, 100% Cotton.

Launched on March 16, 1926, in Auburn, Massachusetts, "Nell" was the world's first liquid-fueled rocket, developed by Dr. Robert H. Goddard. The flight lasted 2.5 seconds, reaching a height of 41 feet and traveling 184 feet, proving the viability of liquid propulsion.

Voyager 2 holds the record for most celestial bodies observed in a single mission and Voyager 1 became the first man-made object to enter interstellar space.

On March 24, 2025, The Planetary Society held its annual Day of Action in Washington, D.C., with the message "NASA works" as the theme, following a successful write-in campaign, and advocating for NASA's continued funding and missions.

IT IS BACK IN STOCK! Twenty-six rock, funk and punk legends whose careers peaked between the years 1972 and 1982. All featured as a massive super-group on a surreal five-layered stage. See this design also as a print here. 

BACK IN STOCK AFTER 6 YEARS! 59 celebrated creatures from the various genres of horror, fiction, fantasy, and even comedy. As usual, the reference sources are wide-ranging from film, television, children’s literature, video games and gaming, comics and more.  

The Allen Telescope Array is an instrument dedicated to the search for extra-terrestrial signals. Thanks to the far-sighted benevolence of many donors, including Paul Allen (Co-founder of Microsoft) the first 42 elements of the ATA are now online and are continuously scanning the heavens. Tee is printed front and back.

The 2024 General Election is on November 5th. When you vote, it’s not just for you—it’s for your family, your neighbors, and the city you love. This t-shirt is more than a statement, it’s a commitment to Philly’s future. Wear your civic pride and show that when it comes to Philadelphia, you care enough to vote! Color is Navy and all sizes are unisex. Produced and printed in the USA.

For dog lovers and curious minds alike—take a journey through our Canine Hall of Fame  and meet the most paw-some celebrity dogs in popular culture. From Scooby to Pavlov’s Dog… can you recognize all the famous snouts?

Introducing the new Solar System. Not only is Pluto lost in the Kuiper Belt - but now your head is The Sun. Comes complete with Carl Sagan’s pale blue dot. We have copies that were used for The Planetary Society’s Membership 2016-2020 (w/brand) in navy, and our original design available (no brand) on black.  NOTE: Reprints of the Chop Shop version are expected by Winter 2022.

“Our American heritage is threatened as much by our own indifference as it is by the most unscrupulous office or by the most powerful foreign threat. The future of this republic is in the hands of the American voter.” — Dwight D. Eisenhower Wear this shirt to celebrate the power of your vote. Together, we can make a difference—let’s inspire each other to take action! Color is Silver (aka very light grey) and all sizes are unisex. Produced and printed in the USA.

We are celebrating the holidays as only robots can. Now featuring 51 different robots from film, television, literature, comics, toys and more. Can you figure out all 51? As if that were not enough- it reads “HAPPY HOLIDAYS” on back in ASCII.

This is a test market item. Depending on performance this may be a very limited edition! The Devil is in. Shall we ask another question?

This is a test market item. Depending on performance this may be a very limited edition! It’s a real good thing we made this a t-shirt… A real good thing. 

In honor of the 50th anniversary of Yuri Gagarin’s historic first manned mission into the great beyond. 23 historic missions of man’s exploration of space from the very first satellites to man’s first permanent outpost in Earth orbit. This is the sister design to beyondEarth our popular design commemorating mankind’s most historic robotic interplanetary missions.

As true today as it was in 420BC, “Just because you do not take an interest in politics doesn't mean politics won't take an interest in you.” ― Pericles Wear this shirt as a reminder that staying engaged is how we shape the future. Your voice matters—use it! Color is Heathered Dark Grey and all sizes are unisex. Produced and printed in the USA.

Starship Armada. A giant collection of 113 celebrated fictional starships. The armada begins with the smaller crafts running along the front bottom (ie: X-Wing, Tardis, Colonial Viper, etc) and concludes along to the top front with the larger colony ships and battle cruisers (ie: Enterprise, Valley Forge, Borg, etc). But that is not all! On the back the armada takes a turn with mid-sized starships graduating to the larger as they get more distant with that’s no moon set in the distance. Now nerds… please don’t get crazy on us. This is not totally accurate in terms of increasing size. The interlocking design would never allow for that level of accuracy.

This glorious mission met its fiery end in 2017 after an incredible 20-year in depth exploration of Saturn, Titan and Enceladus.

This is a test market item. Depending on performance this may be a very limited edition! I said I’d be back… and now I’m on your chest.

It is the evolution of space missions. From the tiny Sojourner to Spirit/Opportunity to Curiosity, eventually leading to the first humans on Mars. Planetary Society’s Advocacy group knows that every mission counts and is why they are fighting to get the most important missions the funding dollars they need to reach their goals.

There’s no way around this one. Physics… It’s the law. Style is women’s relaxed fit, pre-Shrunk, 100% Cotton.