The first extra-solar planet – or exoplanet – was only discovered in 1995. Now, a new space-based telescope has discovered thousands more, and some of them may be just like Earth.
PLANET HUNTERS follows the astrophysicists at the forefront of the search for Earth’s twin, and tells the little-known story of the two Canadians who invented the technique that made modern planet-hunting possible. Gordon Walker and Bruce Campbell also detected the first exoplanet ever discovered, but that’s not what the history books say…
Documentary - Science and Technology
48 mins HD
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