Earth information and comparisons
| Introduction (from Wikipedia): | Earth is the third planet from the Sun. It is the fifth largest of the eight planets in the solar system, and the largest of the terrestrial planets (non-gas planets) in the Solar System in terms of diameter, mass and density. |
| Proof of life: | Yes |
| Race(s): | Humans |
| Composition: | Rock, metal, oil, water, ice and life |
| Nomenclature: | N/A |
| Rotation period (day length): | 24 hours |
| Orbital period (years): | 365 days |
| Type of sun: | G type main sequence |
| Surface area: | 510,072,000 km² [note 2] 148,940,000 km² land (29.2 %) 361,132,000 km² water (70.8 %) |
| Volume: | 1.0832073 × 1012 km3 |
| Mass: | 5.9736 × 1024 kg |
| Mean density: | 5.5153 g/cm3 |
| Equatorial surface gravity: | 9.780327 m/s² 0.99732 g |
| Pronunciation: | /ɝːθ/ |
| Adjective: | Terrestrial, Terran, Telluric, Tellurian, Earthly |
| Aphelion: | 152,097,701 km 1.0167103335 AU |
| Perihelion: | 147,098,074 km 0.9832898912 AU |
| Escape velocity: | 11.186 km/s |
| Flattening: | 0.0033528 |
| Semi-major axis: | 149,597,887.5 km 1.0000001124 AU |
| Eccentricity: | 0.016710219 |
| Equatorial rotation velocity: | 1,674.4 km/h (465.1 m/s) |
| Orbital period: | 365.256366 days 1.0000175 yr |
| Axial tilt: | 23.439281° |
| Average orbital speed: | 29.783 km/s 107,218 km/h |
| Equatorial radius: | 6,378.1 km |
| Albedo: | 0.367 |
| Inclination: | 1°34'43.3" to Invariable plane |
| Longitude of ascending node: | 348.73936° |
| Surface pressure: | 101.3 kPa (MSL) |
| Argument of perihelion: | 114.20783° |
| Satellites: | 1 (the Moon) |
| Polar radius: | 6,356.8 km |
| Sidereal Rotation period (day duration): | 0.99726968 d 23h 56m 4.100s |
| Composition of atmosphere: | 78.08% Nitrogen (N2) 20.95% Oxygen (O2) 0.93% Argon 0.038% Carbon dioxide About 1% water vapor (varies with climate) |
| Average surface temperature: | 287 K, 14 °C |
| Mean radius: | 6,371.0 km |
| Sunrise and Sunset direction: | Sun rises in the east and sets in the west |
| Habitability: | Currently Habitable; Carbon Dioxide levels increasing, however. |
| Pollution: | High Carbon Dioxide Pollution steadily increasing global temperatures A.K.A. Global Warming, and chemical and radiation pollution also rising. |
| Circumference: | 40,075.02 km (equatorial) 40,007.86 km (meridional) 40,041.47 km (mean) |
| Grass Color: | Green |