Isaac newton when an apple fell from a tree. Sorry I can't give any further details. You could Google Isaac Newton for more details
he found the bahamas
I would suppose that the scientist with the super powered telescopes would discover planets before the astronauts would.
The possessive form of the noun gravity is gravity's.Example: Gravity's reliability is the basis of my invention.
The moon's gravity is about 1/6th of Earth's gravity.
Gravity.
Venus' gravity is 90% of Earth's gravity
Venus' gravity is 90% of Earth's gravity
The sun gravity is stronger
The sun gravity is stronger
The gravity on the moon is about 1/6th of the gravity on Earth.
The Sun's gravity, at its surface, is about 28 times Earth's surface gravity.
The answer is simple: gravity.