I believe it is highly likely. To believe otherwise is just arrogant and unrealistic. There are trillions of galaxies in the universe. A typical galaxy like th

I believe it is highly likely. To believe otherwise is just arrogant and unrealistic. There are trillions of galaxies in the universe. A typical galaxy like the Milky Way has hundreds of billions of stars. We know it is quite common for a star to have multiple orbiting planets. The odds that one planet orbiting one star in one galaxy is home to the only intelligent life in the universe is essentially zero.