PLANETS- AN ODYSSEY CIRCUMNAVIGATING THE COSMOS…

- YASHVARDHAN SHAH

MERCURYTHE SMALLEST AMONGST ITS BRETHREN...

• The smallest and the nearest planet to the sun

• Absence of atmosphere

• Revolves around the sun in 88 days

• Renowned as the 'Morning Star'/'Evening Star'

FACTS1. Mass : 0.328 * 1024 kg2. Density : 5400 kg/m33. Temperature : 400 K

VENUSTHE CHARISMATIC BEAUTY...

• The brightest and the hottest planet

• Cloudy atmosphere comprising CO2

• Rotates from east to west

• Revolves around the sun in 225 days

• It's rotation is retrograde

FACTS1. Mass : 4.87 * 1024 kg2. Density : 5200 kg/m3

3. Temperature : 730 K

EARTHWHERE DO WE LIVE ?

• Only planet which sustains life

• Hospitable climate and abundance of water and O2

• Has 1 moon

• Takes 365 days to revolve around the sun and therefore experiences 4 weathers

• Axis is tilted at 23o

FACTS1. Mass : 5.97 * 1024 kg2. Density : 5500 kg/m3

3. Temperature : 280 K

MARSTHE RED PLANET COMMENCES...

• Presence of H2O in form of ice in the polar caps

• Has 2 moons - 1. Phobos

2. Deimos

• It is very similar to Earth in atmospheric and climatic conditions

• Hence, scientists believe that Mars inhabitates aliens

FACTS1. Mass : 0.639 *1024 kg2. Density : 3900 kg/m3

3. Temperature : 210 K

JUPITERTHE GIANT...

• Largest planet in the solar system.

• Special feature is the Great Red Spot, a storm prevailing from aeons, which is 30000 km wide

• Can accommodate 1331 Earths in it

• Thick atmosphere of H2

• It has 63 moons Consisting of Ganymede, Europa, Io and Callisto

FACTS1. Mass : 1.9 * 1027 kg2. Density : 1300 kg/m3

SATURNTHE QUEEN OF RINGS...

• Has a beautiful ring system

• It has 62 known moons, Titan being the largest

• Extremely cold climate

• Has a very low density … Can float in water

FACTS1. Mass : 5.7 * 1026 kg2. Density : 700 kg/m3

URANUSTHE UNDEFINED BROTHER...

• Discovered by English astronomer, William Herschel, in 1781

• The environment contains H2 and Methane, explaining the blue colour

• Presently holds 27 moons

• It also has a ring system of 11 rings

• Has a highly tilted rotational axis (97.9o) thus it appears to roll on its side

FACTS1. Mass : 0.87 * 1026 kg2. Density : 1300 kg/m3

NEPTUNETHE LAST SPHERE...

• Discovered by Urbain Jean Joseph Lererrier, a French astronomer in 1846

• First observed by German astronomer, Johann Galle

• Has 13 known moons, Triton being the largest

• Atmosphere contains high concentration of Methane

FACTS1. Mass : 1.0 * 1026 kg2. Density : 1600 kg/m3