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There is much to learn about the newly discovered exoplanets, but scientists do already have a handle on some of the key features, so here's an early snapshot of each and which we'd lean towards in the event we ever needed to relocate to another solar system.​

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Hubble Snapshot of Planetary Nebula

The Moon is Earth's only natural satellite and the fifth largest satellite in the Solar System. The average centre-to-centre distance from the Earth to the Moon is 384,403 kilometres (238,857 mi), about thirty times the diameter of the Earth. The common centre of mass of the system (the barycentre) is located at about 1,700 kilometres (1,100 mi)—a quarter the Earth's radius—beneath the surface of the Earth. The Moon makes a complete orbit around the Earth every 27.3 days. Men first stepped…