Giraun
Giraun o It emi namba tri planet bilong san. Emi nambawan bikpela planet long graun long rot bilong san. Giraun i moa hevi na bikpela long olgeta planets long rot bilong san. Em i kolim tu dispela Giraun, Planet Giraun, Gia, Tera, na dispela Wol.
.jpg) Famous "Blue Marble" photograph of Earth, taken from Apollo 17. |
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Designations
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| Adjective | Terrestrial, Terran, Telluric, Tellurian, Earthly | |||||||||
| Epoch J2000 | ||||||||||
| Aphelion | 152,097,701 km 1.0167103335 AU |
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| Perihelion | 147,098,074 km 0.9832898912 AU |
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| Semi-major axis | 149,597,887.5 km 1.0000001124 AU |
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| Eccentricity | 0.016710219 | |||||||||
| Average orbital speed | 29.783 km/s 107,218 km/h |
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| Inclination | Reference (0) 7.25° to Sun's equator |
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| Longitude of ascending node | 348.73936° | |||||||||
| Argument of perihelion | 114.20783° | |||||||||
| Satellites | 1 (the Moon) | |||||||||
Physical characteristics
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| Mean radius | 6,371.01 km | |||||||||
| Equatorial radius | 6,378.137 km | |||||||||
| Polar radius | 6,356.752 km | |||||||||
| Surface area | 510,065,600 km² | |||||||||
| Volume | 1.0832073 × 1012 km³ | |||||||||
| Mass | 5.9736 × 1024 kg | |||||||||
| Mean density | 5,515.3 kg/m³ | |||||||||
| Equatorial surface gravity | 9.78033 1 m/s²[1] 0.99732 g |
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| Escape velocity | 11.186 km/s 40,270 km/h |
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| Sidereal rotation period |
0.997258 d 23h 56m 04.09054s[1] |
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| Equatorial rotation velocity | 465.11 m/s | |||||||||
| Axial tilt | 23.439281° | |||||||||
| Albedo | 0.367 | |||||||||
| Surface temp. Kelvin Celsius |
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Atmosphere
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| Surface pressure | 101.3 kPa (MSL) | |||||||||
| Composition | 78.08% N2 20.95% O2 0.93% Argon 0.038% Carbon dioxide Trace water vapor (varies with climate) |
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Ol ata websait
[senisim | edit source]- WikiSatellite view of Earth at WikiMapia
- USGS Geomagnetism Program
- NASA Earth Observatory
- Earth Profile by NASA's Solar System Exploration
- The size of Earth compared with other planets/stars
- Climate changes causes the earth's shape to change - Nasa
- Beautiful Views of Planet Earth Pictures of Earth from space
- Flash Earth A Flash-based viewer for satellite and aerial imagery of the Earth
- Java 3D Earth's Globe
- Projectshum.org's Earth fact file (for younger folk)
- Geody Earth World's search engine that supports Google Earth, NASA World Wind, Celestia, GPS, and other applications.
- Planet Earth From AOL Research & Learn: Photos, quizzes and info about Earth's climate, creatures and science.
- Earth From Space Some Photos From the Exhibit
| Sola Sistem |
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| San · Mekyuri · Vines · Giraun · Mas · Seres · Jupita · Saten · Yurenes · Neptun · Piluto · Eris |
| Planet · Liklik planet · Mun bilong: Giraun · Mas · Jupita · Saten · Yurenes · Neptun · Piluto · Eris |
| Liklik samting: Meteoroid · Asteroid/mun bilong asteroid (Hap bilong asteroid) · Centaurs · TNOs (Hap bilong Kuipa/Scattered disc) · Komet (Oort cloud) |