Matter bodies
If there is a substance that can be invisible.
If there are some substances that will engulf others.
If outer space has intelligent life with a mindset.
If there is something other than the matter in the universe that is different from the matter in the universe.
If, the mass of a similar earth increases tenfold.
If an Earth-like planet has three high-quality moons.
If you want to know, let's come in and explore whether a physical body can be counted as life......