MERCURY

• Closest planet to the sun.
• Extremely hot planet.
• Visible two hours before sunrise.
• Special feature : Presence of magnetic field.
• Smallest and lightest of all the planets.
• Has no moon.
• Has no water and no gases.
• Has no protective blanket like ozone around it.

VENUS

• Second planet in distance from the sun.
• Nearest to the earth and is also the brightest planet.
• Also known as the ‘Evening star’ as well as ‘Morning star.’
• Surrounded by a thick cloud cover, hence known as ‘veiled planet.’
• Like the earth in size and mass and hence also known as the ‘Earth's twin’.
• Hottest planet of the solar system due to veil of cloud.
• Has no water and no sufficient oxygen in it.

EARTH

• Largest of the inner planets and the fifth largest planet of the solar system.
• Also known as the ‘watery planet’ or the ‘blue planet’ due to presence of huge amount of water on it.
• Only known planet which provides sustenance or life on it due to presence of large quantity of oxygen.
• Earth takes 365 days 5 hour and 48 minutes to revolve around the sun.

MARS

• Iron-rich red soil and Pink sky of Mars give it the name ‘red planet’.
• Has a cold desert world.
• Half the size of earth.
• Like Earth, Mars has seasons, polar ice capes, volcanoes, canyons and weather.
• Has an atmosphere made of gases.
• Terrestrial planet; It's small and rocky.
• Has two moons : Phobos and Deimos.
• One year on Mars is 687 Earth days, that is almost twice as long as one year on earth.

JUPITER 

• Largest planet of the solar system.
• Also known as ‘winter planet’ as its average temperature is very low.
• Ganymede, largest satellite of Jupiter is also largest satellite in the solar system.

SATURN

• Second largest planet in the solar system.
• Has bright concentric rings which are made up of ice and ice covered dust particles which revolve around it.
• Titan is this largest satellite of Saturn.

URANUS 

• About four times the size of the earth.
• Appears greenish in colour because of methane gas present in its atmosphere.
• First planet to have been discovered by the use of a telescope.
• Third largest planet of the solar system.
• The axis of Uranus has large inclination so that it appears to be lying down, hence it bears the name ‘A planet on its side’.

NEPTUNE

• Farthest planet of the solar system.
• Temperature on the surface of Neptune remains low.
• Very similar to Uranus and can be considered as its twin.
• Surrounded by methane rings of sub zero temperature.

Thank you for reading. Have a nice day!