Mars, Because they found water like flow patterns like found on Earth, Water is an essential ingredient for life.
inner
Uranus is an outer planet.
Earth is a rocky planet because the gas giants are in the outer planets and earth is in the inner planet.
Yes.
Earth is an inner planet. The inner planets are Mercury, Venus, Earth, and Mars. The outer planets are Jupiter, Saturn, Uranus, and Neptune. The inner planets are warmer and have solid, rocky cores. The outer planets are much cooler, bigger and are mostly, if not entirely, gas.
Mars is an inner planet, as is Mercury, Venus, and Earth.
Mars
Earth is an inner planet, but Jupiter is not.
inner planet
mars
Earth is an inner planet because it has an atmosphere. Earth Rocks!
Earth does not have planets, it is a planet.
Neither. The moon is not a planet; it is a natural satellite of Earth, which is an inner planet.
Mercury, Venus, Earth and Mars are called the inner planets of the Solar System. Of these planets, Earth is the largest.
inner
yes
Many scientists believe that there may have been life on Mars, and some suggest that there might still be life frozen in Mars' ice caps. Mars seems to be the most hospitable planet in our solar system to life, other than the Earth.