Earth

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Taken from: Wikipedia

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Wikipedia

Earth dimensions

Land surface	149,000,000 km² (57,510,000 Sq. miles) (29.2% of total surface)
Water surface	361,000,000 km² (139,440,000 Sq. miles) (70.8% of total surface)
Equatorial circumferences	40,075 km (24,901 mi)
Meridional circumference	40,009 km (24,860 mi)
Equatorial diameter	12,756.3 km (7,926.4 mi)
Polar diameter	12,714 km (7,900 mi)
Polar radius	6,356.89 km (3,949.99 mi)
Volume of the Earth	1,080,000,000,000 km³ (260,000,000,000 cubic miles)
Mass	5.98x1024 kg (6.592x1021 U.S. tons)

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Taken from:

http://solarsystem.nasa.gov/planets/profile.cfm?Object=Earth&Display=Facts

Discovered By		Known by the Ancients
Date of Discovery		Unknown
Orbit Size Around Sun (semi-major axis)		Metric: 149,598,262 km English: 92,956,050 miles Scientific Notation: 1.4959826 x 108 km (1.000 A.U.)
Perihelion (closest)		Metric: 147,098,291 km English: 91,402,640 miles Scientific Notation: 1.47098 x 108 km (9.833 x 10-1 A.U.)
Aphelion (farthest)		Metric: 152,098,233 km English: 94,509,460 miles Scientific Notation: 1.52098 x 108 km (1.017 A.U.)
Orbit Circumference		Metric: 939,887,974 km English: 584,019,311 miles Scientific Notation: 9.399 x 108 km
Average Orbit Velocity		Metric: 107,218 km/h English: 66,622 mph Scientific Notation: 2.9783 x 104 m/s
Orbit Eccentricity		0.01671123
Orbit Inclination		0.00005 degrees
Equatorial Inclination to Orbit		23.4393 degrees
Mean Radius		Metric: 6,371.00 km English: 3,958.8 miles Scientific Notation: 6.3710 x 103 km
Equatorial Circumference		Metric: 40,030.2 km English: 24,873.6 miles Scientific Notation: 4.00302 x 104 km
Volume		Metric: 1,083,206,916,846 km3 English: 259,875,159,532 mi3 Scientific Notation: 1.08321 x 1012 km3
Mass		Metric: 5,972,190,000,000,000,000,000,000 kg Scientific Notation: 5.9722 x 1024 kg
Density		Metric: 5.513 g/cm3
Surface Area		Metric: 510,064,472 km2 English: 196,936,994 square miles Scientific Notation: 5.1006 x 108 km2
Surface Gravity		Metric: 9.80665 m/s2 English: 32.041 ft/s2
Escape Velocity		Metric: 40,284 km/h English: 25,031 mph Scientific Notation: 1.119 x 104 m/s
Sidereal Rotation Period (Length of Day)		0.99726968 Earth days 23.934 hours
Minimum/Maximum Surface Temperature		Metric: -88/58 (min/max) °C English: -126/136 (min/max) °F Scientific Notation: 185/331 (min/max) K
Atmospheric Constituents		Nitrogen, Oxygen Scientific Notation: N2, O2