UNIVERSE ALL the surroundings,involving solar system,planets, galaxy and satellites are called solar system
TYPES OF PLANETS
MERCURY VENUS EARTH MARS JUPITER SATURN URANUS NEPTUNE PLUTO Now Pluto is not supposed be a planet , as It does not fulfill the requirements of a planet. Thus these are now 8 in number.
MERCURY It is the nearest planet to the sun . It is the hottest planet of the solar system . It can be seen by naked eyes . Its diameter is 4878 km . Life is not possible on this plane
EARTH
Life is possible on this planet , because it has appropriate temperature, water and oxygen . Its diameter Is 12,756 km .
VENUS It is the brightest planet of the solar system . It can be seen by naked eye . There is no life on this planet . Its diameter is 12,100 km .
MARS The nearest planet to the earth is mars It can be seen by naked eye Life can not be estimaed here Its diameter 6787 km It contains chiefly co2
JUPITER It is the most heaviest and the largest planet . It can be seen by naked eye . Because it contains poisonous gases, so life is not possible here . Its diameter is 1,4,3,984 km
SATURN Life is not possible here It can be seen by naked eye It is the second largest and heaviest planet Its diameter is 1, 20, 536 km
NEPTUNE It can not be seen by naked eye . Its diameter is 49,528 km .
PLUTO It is the coldest planet, as it is the farthest from the sun . It is also the lightest planet of the solar system . Its diameter is 2300 km . It can not be seen by the naked eye .