However, it is now considered a dwarf planet instead. The universe has billions of galaxies, and our solar system is in the Milky Way Galaxy. The Milky Way contains at least 100 billion other ...
It's possible for our solar system to capture a rogue planet and give it a home as it hurtles through the galaxy, according to a new study. In 2017, astronomers at the Pan-STARRS1 observatory were ...