They compare the traditional market-cap-weighted indexers with ancient astronomers who attempted to perpetuate the Ptolemaic view of an Earth-centered universe.

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The spacecraft would carry out experiments from a vantage point about 1.5 million kilometres from the Earth where there is an uninterrupted view of the Sun.

BBC: UK seeks to go it alone in space

After all, the discovery of life on another planet would cause a profound shift in our world view, akin to the Copernican shift from an Earth-centric to a Sun-centric world.

CNN: Kepler or not, we'll find life in space

But if you don't have a cockpit view of an impressive stretch of land, you can still find a place closer to earth that will provide an awe-inspiring experience.

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