Planets in example sentence
It's part of what it means to be a planet, if you ask me, because planets, not just here on Earth but throughout the universe, can undergo atmospheric escape.
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. 
