Question

how old is the earth and the rest of thr other planets in space

Answer 1

Ages of planets and others in our Solar System and the Milky Way:

Planet Earth:

Earth is $4.543$ billion years old

Other Planets:

Venus is 4.503 billion years old

Mars is 4.603 billion years old

Neptune us 4.503 billion years old

Saturn is 4.503 billion years old

Uranus us 4.503 billion years old

Mercury is 4.503 billion years old

Jupiter is 4.503 billion years old

other:

Milky Way is 13.51 billion years old

Solar System is 4.571 billion years old

Moon is 4.53 billion years old

Sun is 4.603 billion years old

Pluto (dwarf planet) is 4.46-4.6 billion years old

Asteroid Belt is about 4.6 billions years old