WATCH: Theft behind Planet 9 in our solar system
Published 26 May 2016 Photo: K. Gill Through a computer-simulated study, astronomers at Lund University in Sweden show that it is highly likely that the so-called Planet 9 is an exoplanet. This would make it the first exoplanet to be discovered inside our own solar system. The theory is that our sun, in its youth some 4.5 billion years ago, stole Planet 9 from its original star. Watch video of how
https://www.lunduniversity.lu.se/article/watch-theft-behind-planet-9-our-solar-system - 2025-01-29