Astronomers spotted a planet that shouldn't exist

When we imagine what other solar systems are like it's easy to fall into a trap of assuming that our own system is a model that all others must follow. That's simply not the case, and astronomers know that solar systems come in all shapes and sizes, but even still, the system orbiting the star GJ 3512 is a real weirdo. GJ 3512 is a tiny star. It's a red dwarf, and it's only around one-eighth the mass of our own Sun. Typically, stars are significantly larger than the planets that orbit them, and ...