SETI Arecibo Alien Message Bracelet - Jewelry for geeks and astronomy buffs. Adjustable 8-9 inches - Genuine Leather Unisex Retro / Hipster Engraved Cuff Bangle

44th Anniversary of Arecibo Message #GoogleDoodle https://t.co/ENGm3OKrTq via @GoogleDoodles
— livecitizen (@livecitizen1) November 16, 2018

Alien Arecibo Reply - Chilbolton Crop Circle Radio Astronomy

Alive