Mars

Mars (Mangal in Hindi) God of war Diameter 6,779 km Density 3.93 g/cm3 Radius 3396.2 km Volume 1.63118×1011km Mass 6.4171×1023kg Revolution period 687 days Gravity 3.71 m/s2 Rotation period 1 day 0 hours 37 minutes Distance from the sun 227.9 million km Composition 95.97% carbon dioxide, 1.93% argon, 1.89% nitrogen, 0.146 %oxygen, 0.0557% carbon monoxide […]

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Moon

Moon  Natural satellite of the Earth  Moon is the only natural satellite of the earth. The study of moon is called Selenology Moon is also known as “fossil planet”. Classified as terrestrial planet, inner planet, rocky planet. Colour of moon is off white brown-grey The most widely accepted theory of moon’s origin, the giant-impact hypothesis. […]

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Earth

Earth (Prithvi in Hindi) God of fertility and vegetation Volume of earth  1083.21×1012km3 Diameter  12,742 km Density  5513 kg/m3 Radius  6371km Surface area  Total 510,072,000km2 (Land 148,940,000km2 and water 361,132,000km2) Mass  5.972,168×1024kg Composition  78.08% nitrogen, 20.95% oxygen (dry air), 1% water and small amounts of other gases like argon, carbon dioxide, neon, helium, methane, krypton […]

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Venus

Venus (Shukra in Hindi)  Goddess of spring, beauty and bloom Diameter 12,104km Density 5.24 g/cm3 Radius 6,051.8 km Its orbit or revolution period around sun  255 days The spin or rotation period on its axis 243 days. Its distance from the sun  108.39 million km. Surface temperature is 867oF (464oC) Compositions 96% carbon dioxide and 3% nitrogen and […]

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Mercury

Mercury (Budh in Hindi) God of commerce, eloquence and skill Diameter 4,879.4 km Moons or satellite 0 Mean radius 2439.7 km Mean density 5.43 g/cm3 Distance from sun 6 million km Time to revolve/orbit around the sun in 88 earth days Time to rotates/spins on its axis once in 58.65 earth days  Composition by volume 70%metals and 30% […]

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List of Countries and Dependencies with their Capital and Currency

List of countries and Dependencies with their capital and currency Countries  Capitals Currency Afghanistan Kabul Afghani Albania Tirana Lek Algeria Algiers Algerian Dinar Andorra Andorra la Vella Euro Angola Luanda Kwanza Antigua and Barbuda Saint John’s East Caribbean dollar Argentina Buenos Aires Argentine peso Armenia Yerevan Dram Australia Canberra Australian dollar Austria Vienna Euro Azerbaijan […]

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Important Days in Month of December

Important Days in Month of December 1 December World AIDS Day The day is observed across the global every year on 1st December since 1988. The day provides an opportunity for people across the world to fight against HIV. The day was first marked in 1988. 1 December Rising Day by BSF Border of Security […]

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List of National Parks in India State-wise

List of National Parks in India State-wise   1.    Andhra Pradesh ·         Papikonda National Park ·         Rajiv Gandhi National Park        ( Rameshwaram) ·         Sri Venkateshwara National Park 2.    Arunachal Pradesh ·         Mouling National Park ·         Namdapha National Park/ Tiger Reserve ·         Pakke Tiger Reserve 3.    Assam ·         Dibru Saikhowa National Park ·         Dehing Patkai […]

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