“My 8 year old grandson is remarkably knowledgeable about the solar system and beyond. This fascinating podcast helps me keep one step ahead of him. Thanks!”
NYJanice via Apple Podcasts ·
United States of America ·
05/10/21
“Smart, witty, entertaining - a must for anyone interested in our place in the solar system and the universe. I have listened to it since they started.”
perkl via Apple Podcasts ·
United States of America ·
08/25/09