Planets in example sentence
There must be millions of planets in the Milky Way, and as Carl Sagan insisted for many years, and was laughed at for it, there must be billions and billions in the universe.
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. 
