“ If I as a geologist were called upon to explain briefly our modern ideas of the origin of the earth and the development of life on it to a simple, pastoral people, such as the tribes to whom the Book of Genesis was addressed, I could hardly do better than follow rather closely much of the language of the first chapter of Genesis. ” ​ — Geologist Wallace Pratt.
ज्युपिटर, सॅटन, युरेनस आणि नेप्यचून यासारख्या मोठ्या ग्रहांना वायुगोळे म्हटले जाते कारण ते बहुतांश वायुने भरलेले आहेत.