Still bigger news is that the planet — named Proxima b – is strikingly similar to Earth: Its mass is estimated to be comparable to Earth’s — only about 30 percent higher — and it appears ...

In 2016, researchers at Queen Mary discovered an exoplanet, Proxima b, orbiting our nearest star, Proxima Centauri. An exoplanet is a planet outside our own solar system. This is the closest such ...