PLANETS AND SATELLITES
MERCURY
· Mercury is the closest planet to the sun.
· It is extremely hot planet.
· The planet has no water on it.
· Mercury planet has no gases like CO2, N2, H2, and O2 which can act as building blocks of life.
· Mercury planet has not protective blanket like ozone around it to prevent us from harmful radiations.
VENUS
· Venus is the second planet in distance from the sun. this planet is nearest to the earth and is also the brightest planet.
· Venus is known as the “evening star” s well as “morning star”.
· Venus is surrounded by a thick cloud saver, hence known as the “veiled planet’ (‘veil ‘means unclear/ cover).
· Venus is like the earth in size and mass, and hence also known as the “earth’s twin”. It also rotates clockwise like Uranus.
· Venus is the hottest planet (even hotter than mercury) of our solar system, due to its veil of cloud.
· Venus has no water on it. There is no sufficient oxygen on the Venus
THE EARTH.