That's why Kepler 452 b has hit the headlines this week. It is the most Earthlike in these respects of the thousands of planets Kepler has identified. Its discovery strengthens the claim that there are literally billions of earth-like planets in our Milky Way galaxy with the size and temperature of our Earth.
Yes, I'm grateful that we have pioneers including Hawking and Milner who are willing to invest. But what about the more immediate problems on our doorstep that simply refuse to budge despite the policies, brain power, human capital and money we've thrown at it.
If not here, then where? Where would you live? Not the postcode, the planet. The planetary habitability laboratory has the