Astronomers say it’s the most exciting thing since Childress’s 2003 Anti-Gravity Handbook (which they claim is impossible to put down) – the discovery of a new earth-like planet creatively named Proxima-B. It’s an incredible discovery because Proxima-B is roughly the same size as earth, the same mass as earth, and orbits a star in the habitable zone (the distance from the star which allows liquid water to exist). This of course means, yes, little green aliens! Proxima-B’s star, Proxima Centauri, is part of a triple-star system called Alpha Centauri and is the closest star to Earth. The three stars in Alpha Centauri include Alpha Centauri A, Alpha Centauri B, and Proxima Centauri (the star Proxima-B was found orbiting around). You can see Alpha Centauri in…
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