extrasolar planet

The fate of the Earth? We discovered the remains of a planet following the violent death of its parent star

The fate of the Earth? We discovered the remains of a planet following the violent death of its parent star

If it weren’t for the sun constantly showering us with energy, there would be no life on Earth. But eventually stars like it run out of fuel, expand into red giants and finally collapse into small, faint objects called white dwarfs. So what will happen to us and the other planets in our solar system when the sun dies? It’s not been entirely clear.

Planet Around Stars Like Proxima Centauri Are Probably Earth-Sized Water Worlds

Planet Around Stars Like Proxima Centauri Are Probably Earth-Sized Water Worlds

Proxima b is the subject of a lot interest these days. And why not? As the closest extrasolar planet to our Solar System, it is the best shot we have at studying exoplanets up close in the near future. However, a recent study from the University of Marseilles indicated that, contrary to what many hoped, the planet may be a “water world” – i.e. a planet where up to half of its mass consists of water.