9.1

Cosmos•Season 1•Episode 4

A Sky Full of Ghosts

9.1/10 · 2,534 votesMar 30, 201444 min

Ranked #3 of 13 in Season 1•+0.1 vs season avg

Discussion

An exploration of how light, time and gravity combine to distort our perceptions of the universe. We eavesdrop on a series of walks along a beach on summer nights in the year 1809. William Herschel, whose many discoveries include the insight that telescopes are time

Directed byBrannon Braga

Written bySteven Soter, Ann Druyan

Previous episodeE3 · When Knowledge Conquered Fear Next episodeE5 · Hiding in the Light

Seasons2

All 1 2

Season 1 Episodes13

E1 9.1

Standing Up in the Milky Way

E2 8.9

Some of the Things that Molecules Do

E3 9.0

When Knowledge Conquered Fear

E4 9.1Now viewing

A Sky Full of Ghosts

E5 9.0

Hiding in the Light

E6 8.7

Deeper, Deeper, Deeper Still

E7 8.8

The Clean Room

E8 8.9

Sisters of the Sun

E9 9.0

The Lost Worlds of Planet Earth

The Electric Boy

The Immortals

The World Set Free

Unafraid of the Dark

Cast2

Neil deGrasse Tyson

Self - Host

Ann Druyan

Crew3

Brannon Braga

Director

Steven Soter

Writer

Ann Druyan

Writer

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Episode Summary

"A Sky Full of Ghosts" is episode 4 of Cosmos season 1. It scored 9.1/10 from 2,534 votes, ranking #3 of 13 episodes this season (season average 9.0). Directed by Brannon Braga and written by Steven Soter, Ann Druyan, it aired on March 30, 2014.

Next: E5 · Hiding in the Light Best of Season 1