World Facts for Students

World OverviewDetails
Total Surface Area510,064,472 sq km
Total Land Area148,940,000 sq km (29.2% of Earth’s surface)
Total Water Area361,132,000 sq km (70.8% of Earth’s surface)
Total Human Population7.04 billion
Total Mass of Earth5.9722 × 10²⁴ kg
Total Volume of Earth1.08321 × 10¹² km³
Estimated Age of Earth4.54 billion years
Surface Gravity32.041 ft/s²
Distance from the Moon384,403 km
Distance from the Sun150 million km
Equatorial Radius6,378.1 km
Average Radius6,371.0 km
Polar Radius6,356.8 km
Orbital Speed Around Sun29.78 km/s
Time to Complete One Orbit365.256 days
Surface Temperature Range-88°C (min) / 58°C (max)
Orbit Size (Semi-major Axis)92,956,050 miles
Earth’s Rotation Period23.934 hours (approx. 1 day)
Speed of Earth’s Rotation1,670 km/h
Nearest Planet Distance (Venus)38 million km

Geographic & Political Features

Geographic & Political FeaturesDetails
Total Number of Continents7 (Asia, Africa, Europe, North America, South America, Australia, Antarctica)
Total Oceans5 (Pacific, Atlantic, Indian, Southern, Arctic)
UN Member States193 countries
Total Recognized Seas137
Major Tectonic Plates8 (African, Antarctic, Australian, Eurasian, Indian, North American, Pacific, South American)

World Records

World RecordsDetails
Largest ContinentAsia – 43,820,000 sq km (29.5% of Earth’s landmass)
Smallest ContinentAustralia – 9,008,500 sq km
Largest Country by AreaRussia – 17,098,242 sq km
Smallest CountryVatican City – 0.44 sq km
Largest OceanPacific Ocean – 155,557,000 sq km
Smallest OceanArctic Ocean – 14,056,000 sq km
Highest Mountain PeakMount Everest – 29,029 ft (Nepal)
Longest RiverThe Nile – 6,650 km
Largest LakeCaspian Sea – 371,000 sq km
Global Average Life Expectancy67.2 years