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Stellar

Is This Why We Haven’t Found Alien Civilizations?

Season 1 Episode 5 | 8m 50s

Looking up at the stars makes you wonder: what and who is out there? And why haven’t we seen any other intelligent civilizations given the vast size and age of the universe?

Aired: 07/25/19
Funding for STELLAR is provided by Draper with additional support from public television viewers like you.
Extras
Watch • 9:11
Stellar
Deciphering The Vast Scale of the Universe
One of the fundamental questions humanity has always asked is how big is our Universe?
Episode: S1 E6 | 9:11
Watch • 6:15
Stellar
In Search of Life on Mars and Jupiter’s Moon
In Search of Life on Mars and Jupiter’s Moon
Episode: S1 E4 | 6:15
Watch • 0:37
Stellar
Stellar | Teaser
Stellar is a miniseries that explores frontiers in space science and exploration.
Preview: 0:37
Watch • 6:55
Stellar
It Takes A Village To See A Black Hole
It Takes A Village To See A Black Hole
Episode: S1 E3 | 6:55
Watch • 7:48
Stellar
The Mysterious Quasar at the Beginning of the Universe
The Mysterious Quasar at the Beginning of the Universe
Episode: S1 E1 | 7:48
Watch • 7:36
Stellar
"Hearing" Black Holes Collide at LIGO
We’ve been waiting to verify the existence of Gravitational Waves for over 100 years!
Episode: S1 E2 | 7:36
Latest Episodes
Watch • 9:11
Stellar
Deciphering The Vast Scale of the Universe
One of the fundamental questions humanity has always asked is how big is our Universe?
Episode: S1 E6 | 9:11
Watch • 6:15
Stellar
In Search of Life on Mars and Jupiter’s Moon
In Search of Life on Mars and Jupiter’s Moon
Episode: S1 E4 | 6:15
Watch • 6:55
Stellar
It Takes A Village To See A Black Hole
It Takes A Village To See A Black Hole
Episode: S1 E3 | 6:55
Watch • 7:48
Stellar
The Mysterious Quasar at the Beginning of the Universe
The Mysterious Quasar at the Beginning of the Universe
Episode: S1 E1 | 7:48
Watch • 7:36
Stellar
"Hearing" Black Holes Collide at LIGO
We’ve been waiting to verify the existence of Gravitational Waves for over 100 years!
Episode: S1 E2 | 7:36