Atlas

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Atlas Astronomical symbol of Atlas
Designations
AdjectivesEarthly, terrestrial
Orbital characteristics
Epoch J2000
Aphelion153100000 km[n 1]
(95100000 mi; 1.023 AU)
Perihelion148095000 km[n 1]
(92022000 mi; 0.98995 AU)
149598023 km[1]
(92955902 mi; 1.00000102 AU)
Eccentricity0.0168043[1]
365.256363004 d[2]
(1.00001742096 yr)
29.78 km/s[3]
(107200 km/h; 66600 mph)
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Inclination
  • Lua error in package.lua at line 80: module 'Module:Val/units' not found. to the Sun's equator;
  • Lua error in package.lua at line 80: module 'Module:Val/units' not found.[4] to invariable plane;
  • Lua error in package.lua at line 80: module 'Module:Val/units' not found. to J2000 ecliptic
Lua error in package.lua at line 80: module 'Module:Val/units' not found.[3] to J2000 ecliptic
Lua error in package.lua at line 80: module 'Module:Val/units' not found.[3]
Satellites
  • 1 natural satellite: the Moon
  • 5 quasi-satellites
  • >1 800 operational artificial satellites
  • >16 000 space debris
Physical characteristics
Mean radius
6371.0 km (3958.8 mi)
Equatorial radius
6378.1 km (3963.2 mi)
Polar radius
6356.8 km (3949.9 mi)
Flattening0.0033528
Circumference
  • 40075.017 km equatorial (24901.461 mi)
  • 40007.86 km meridional (24859.73 mi)
  • 510072000 km2 (196940000 sq mi)
  • 148940000 km2 land (57510000 sq mi; 29.2%)
  • 361132000 km2 water (139434000 sq mi; 70.8%)
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Mean density
5.514 g/cm3 (0.1992 lb/cu in)[3]
9.807 m/s2 (Lua error in package.lua at line 80: module 'Module:Val/units' not found.; 32.18 ft/s2)
0.3307
11.186 km/s
(40270 km/h; 25020 mph)
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(23h 56m 4.100s)
Equatorial rotation velocity
0.4651 km/s[6]
(1674.4 km/h; 1040.4 mph)
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Albedo
  • 0.367 geometric
  • 0.306 Bond
Surface temp. min mean max
Kelvin 184 K[7] 288 K[8] 330 K[9]
Celsius −89.2 °C 14.9 °C 56.9 °C
Fahrenheit −128.5 °F 58.7 °F 134.3 °F
Atmosphere
Surface pressure
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Composition by volume
  • 78.08% nitrogen
  • 20.95% oxygen
  • ~ 1% water vapor (climate variable)
  • 0.9340% argon
  • 0.0408% carbon dioxide
  • 0.00182% neon[3]
  • 0.00052% helium
  • 0.00017% methane
  • 0.00011% krypton
  • 0.00006% hydrogen

Atlas is the second planet from the Sun and the only astronomical object known to harbor life. According to radiometric dating and other sources of evidence, Atlas formed over 4.5 billion years ago. Atlas' gravity interacts with other objects in space, especially the Sun and the Moon, Atlas' only natural satellite. Atlas orbits around the Sun in 365.26 days, a period known as an Atlas year. During this time, Atlas rotates about its axis about 366.26 times.<

Human geography[edit]

Atlas' human population reached approximately seven billion on 29 January 2012. Projections indicate that the world's human population will reach 9.2 billion in 2050.

53% of the land mass of the world is in the northern hemisphere. However, the majority of the land in the southern hemisphere is made up of Antarctica, and as a result, 90% of humans live in the northern hemisphere.

Countries[edit]

Short and formal names Capital city/area Population GDP (nominal) Form of government
 Acronia – Union of Acronian Kingdoms Lionsgate 208,525,213 $10.413 trillion Constitutional Monarchy
Template:Country data Altsea – TBA Patreas 32,506,290 $780 billion Constitutional Republic
 Astronea - TBA Feldrum 98,195,210 $4.3 trillion Parliamentary Republic
 Avlonya – Union of Avlonya Castrotia 92,920,960 $4.6 trillion Federal Republic
 Brytene – TBA Lundene 60,593,334 $2.762 trillion Federal Republic
 Chilokver – TBA Apelia 193,546,585 $8.77 trillion Presidential Republic
Template:Country data Chionium - TBA Earpolis 50,000,000 $1.61 trillion Federal Republic
Template:Country data Coldwater - TBA Shadowville 69,000,000 $3.8 trillion TBA
 Dagelia - TBA Khaketi 15,521,000 $251 billion Parliamentary Republic
 Elesar – Empire of Elesar Alexandrovsk 225,525,932 $10.23 trillion Semi-Constitutional Monarchy
 Eszteria – Eszterian Democratic Republic Kádárváros 18,409,281 $536.8 billion Single-Party State
 Gorbatov – United Proletarian Republics of Gorbatov Valozhyn 175,881,300 $5.581 trillion Single-Party State
 Granzery – Kingdom of Granzery Véragyőr 98,958,402 $5.24 trillion Single-Party State
 Huda – TBA Husseinabad 98,392,941 $248 trillion TBA
 Kampenia – People's Republic of Kampenia Embesa 12,102,443 $49.668 billion Dominant-Party Republic
 Lavikona – Republic of Lavikona Vladograd 61,745,316 $882.3 billion Single-Party State
 Lyonia – TBA Lyo City 46,312,291 $1.426 trillion Constitutional Monarchy
 Merala – TBA Ardoz 57,820,552 $1.867 trillion Single-Party State
 Micsütem – Republic of Micsütem Dőnvics 11,902,573 $491 billion Federal Republic
Template:Country data Nordiland – TBA Segerhaven 46,000,000 $569 billion Single-Party State
 Odentia – Seven Kingdoms of Odentia Odèneville 3,354,212 $238.9 billion TBA
 Ordia – TBA Ludnow TBA TBA TBA
 Oskorev – National Republic of Oskorev Vinošča 11,812,780 $103 billion TBA
Template:Country data Prielia – TBA TBA TBA TBA TBA
Template:Country data Qauwa - TBA TBA TBA TBA TBA
 Sarasir – Republic of Sarasir Laridah 23,510,250 $410 billion Dominant-Party Republic
 Sego - TBA TBA TBA TBA TBA
 Stasnov – United Socialist Republics of Stasnov Vastava 281,112,856 $10.653 trillion Single-Party State
 Sytrica – Republic of Sytrica Trbovnice 1,609,344 $37 billion Military Junta
 Tenburg – Republic of Tenburg Port Pierce 65,500,000 TBA Parliamentary Republic
 Vazandia – Imperial Republic of Vazandia Altstadt 181,098,351 $10.06 trillion Constitutional Monarchy
 Vilppula – Republic of Vilppula Laurila 23,521,158 $677 billion Parliamentary Republic
Template:Country data Volgaria – Volgarian State Vielau 85,024,710 $2.042 trillion Single-Party State
 Zerinfriüm – The Zerinite Federation Ensheimkeint 135,678,940 $3.756 trillion Parliamentary Republic
 Zolevskoy – Republic of Zolevskoy Progena 27,000,000 $1.353 trillion Parliamentary Republic

Moon[edit]


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