Shop

One size fits all 100% Cotton velcro hat. 100% cotton One size fits allCA Residents: Prop 65 WARNING(S)

Our Polytech Polo shirt is packed with high-tech features. It's quick to dry and anti-static for no-cling comfort. UPF 50 protection shields you fr...

Give the gift of exploration. Gift cards are delivered by email and contain instructions to redeem them at checkout. Our gift cards have no additio...

A luxurious take on the traditional camp shirt. The fabric features a smooth-draping weave that’s richly textured for distinctive character, and th...

Get the official David H. Levy Arizona Dark Sky Star Party men's long sleeve crew t-shirt, and chill out under starry skies with your fellow astron...

Features Front side pinpoints the location of 24 features on the lunar surface that can be observed through a telescope. Back side marks landing...

S M L XL 2XL Width, in 18 20 22.01 23.98 25.99 Length, in 28.98 29.97 30.99 31.97 33 Sleeve Length, in 8.19 8.59 8.98...

We want to thank everyone who has joined the Explore Alliance and attended our Events.  If you are not a member, consider joining the Explore Allia...