Planets in example sentence
In addition to that, estimates suggest there are somewhere between 40 billion and 100 billion of those planets that we would define as habitable in just our galaxy.
More example sentences with word planets
And what starts happening is that, around young suns, young stars, all these elements combine, they swirl around, the energy of the star stirs them around, they form particles, they form snowflakes, they form little dust motes, they form rocks, they form asteroids, and eventually, they form planets and moons. 
