Planets in example sentence
One key difference, of course, is we know that there are other planets out there, but so far I've only speculated on the possibility that there might be other universes.
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. 
