A collection of TED Talks (and more) on the topic of space.

Video playlists about Space

Way, way out there

17 talks • 4h 21m
Travel across the universe (or is it universes?) as star-gazing speakers share stunning images of Saturn's rings, haunting sounds from distant black holes and an infectious sense of wonder about what lies beyond our skies.

Are we alone in the universe?

6 talks • 1h 27m
Is Earth really the only life-sustaining planet in existence? These speakers think there might just be something or someone else out there, and urge us not to stop the search.

Bobak Ferdowsi: On our home in the universe

5 talks • 1h 08m
NASA engineer Bobak Ferdowsi helped the Curiosity rover land on Mars -- and he's fascinated by talks that deepen our understanding of the world around us.

Exclusive articles about Space

Book excerpt: How we’ll live on Mars

Stephen Petranek makes the case that humans will live on Mars in the not-too-distant future. He explains how and when this might happen — and what risks those who head there fir...
Read more articles on Space

TED Books

TED Book: How We'll Live on Mars

How We'll Live on Mars

by Stephen Petranek
In this sweeping, provocative book, award-winning journalist Stephen Petranek makes the case that living on Mars is an essential backup plan for humanity and explains in fascinating detail just how it will happen. Buy now

TRH: Space

Episode: Peering into Space

Gazing up at the night sky is simultaneously humbling and utterly thrilling. This hour, hear from TED speakers who share an infectious sense of wonder and curiosity about our place in the universe and what lies beyond our skies. Listen now