Cosmos (2014)

S1E4 A Sky Full of Ghosts

This episode delves into the interplay of light, time, and gravity, revealing how they alter our understanding of the cosmos. Set against the backdrop of summer nights in 1809, we listen in on enchanting strolls along the shore. Renowned astronomer William Herschel shares captivating tales with his young son, John, who is destined to uncover significant discoveries of his own in the future. Through their conversations, we glimpse the wonders of the universe and the legacy of knowledge passed from father to son.