Jupiter
Jupiter
Mercury, Venus, Mars, Jupiter and Saturn can all be seen with the naked eye. So no one knows when a person looked into the sky and saw them.
Uranus was the first planet to be discovered in 1781.
Phobos is 48,340,000 miles from the planet Earth. Phobos is one of two satellites of Mars and was first discovered in 1877.
Saturn was the first planet discovered to have rings.
Jupiter
Earth...
No planets have been discovered using a microscope.
Oxygen was discovered by the very first species on planet Earth.
please type in the planet name. Earth (if it is) was known by our ancestors. The first modern human beings on the earth.
Mercury, Venus, Mars, Jupiter and Saturn can all be seen with the naked eye. So no one knows when a person looked into the sky and saw them.
When humans evolved and realized they were standing on something.
well the moon... but that's not really a planet so logically we found the closest planets first.
THIS PLANET IS THE FIRST TO BE DISCOVERED BY MATH THIS PLANET IS THE FIRST TO BE DISCOVERED BY MATH
There really isn't a date the Earth was discovered, as humans have known of the existence of the planet since the species was first capable of symbolic thought.
Earth's exact age is indefinite but it is millions of years old. Humans discovered it when they had their first concious thought.
No one discovered Earth. Humans have been here since the beginning of our existence. Earth's exact age is indefinite but we know it is millions of years old.