Your purchase benefits EarthSky, and helps us provide you with continued updates on your cosmos and world

EarthSky will donate a percentage of proceeds to the International Dark-Sky Association!

The International Dark-Sky Association works to protect the night skies for present and future generations. Today, IDA is the recognized authority for night sky protection and has taken the lead in identifying and publicizing the negative impacts of artificial light at night on human health, wildlife and climate change. Your contribution will help them continue the fight against light pollution.

T-shirt Details:

Bella + Canvas 3413 Triblend. The tri-blend fabric creates a vintage, fitted look. And extreme durability makes this t-shirt withstand repeated washings and still remain super comfortable.

• Tri-blend construction (50% polyester/25% combed ring-spun cotton/25% rayon)
• 40 singles thread weight
• Comfortable and durable
• Contemporary fit
• Lightweight

Size guide