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Could LIGO Find Massive Alien Spaceships?

Season 9 Episode 13

About the Episode

The gravitational wave detector LIGO has made hugely important discoveries. But what else might be hiding in the ripples’ of spacetime? Oh, I know: how about the gravitational wakes caused by planet-sized alien spacecraft accelerating to near light speed.

Aired: 05/16/23 | Expires: | Runtime: 16m 42s