Scientists believe that some of these moons, particularly Miranda and Ariel, may have subsurface oceans that contain more water than all of Earth's oceans combined. These oceans could potentially support life in the form of microorganisms.
In addition, the atmosphere of Uranus itself contains a significant amount of hydrogen, which could provide a source of energy for life forms that don't rely on sunlight. NASA plans to launch a mission to Uranus in the coming years to study these moons and their potential for supporting life.
This announcement is significant because it shows that the search for life in our solar system is expanding beyond the traditional targets of Mars and the moons of Jupiter and Saturn. With advances in technology and our understanding of the universe, scientists are discovering that life may be more common in the universe than previously thought.