What Made Earth Life-Friendly? The Collision That Created The Moon, New Theory Suggests | NYGazet

If you’re wondering why we haven’t met aliens, it might be because habitable zone planets just don’t get smashed almost to pieces often enough.

The source for Earth’s vast oceans has been a matter of debate for at least 400 years. Newton proposed that they are the product of comets, and in recent years, plenty of evidence has been presented for and against that proposition. We know that the ... [4233 chars]