News: We Might Have Neighbors
The search for life outside our solar system has been brought to our cosmic doorstep with the discovery of an apparently rocky planet orbiting the nearest star to our sun. Thought to be at least 1.3 times the mass of the Earth, the planet lies within the so-called “habitable zone” of the star Proxima Centauri, meaning that liquid water could potentially exist on the newly discovered world. Named Proxima b, the new planet has sparked a flurry of excitement among astrophysicists, with the tantalising possibility that it might be similar in crucial respects to Earth. “There is a reasonable expectation … Read more