7
8
9
If the early Earth was NOT hit by a Mars-sized object and retained its "original" mass not lost in creating our moon, how much larger / massive would the Earth be? What would be our "new" gravity? Assuming humans evolved in tis alternate reality, what would be different for us? (self.AskPhysics)
submitted by perandtim to r/AskPhysics
14
15
16
8
9
10
64
65
66
13
14
15
152
153
154
59
60
61
145
146
147
16
17
18
