Astronomers have just uncovered a giant alien planet hiding in a known star system — Kepler-139f. It’s 35 times more massive than Earth and managed to stay undetected until now. Using advanced techniques like transit timing variations and radial velocity, scientists finally exposed this massive world lurking in the shadows. Could there be even more hidden planets out there? | The Brain Maze

76K views · 1.1K reactions | Researchers have discovered thousands of alien worlds, but how many might be out there in our own Milky Way galaxy? Using the Microlensing technique researchers came up with a number! | The Brain Maze | Facebook