🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.2

Radius: 9.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.94 AU - 1.38 AU

Year: 847 Days

Day: 10 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,661,156 km

• M1: 125,363 km (0.117 R)
• M2: 449,542 km (0.069 R)
• M3: 899,981 km (0.066 R)
• M4: 1,419,983 km (0.044 R)
• M5: 2,030,342 km (0.109 R)
• M6: 2,744,971 km (0.058 R)
• M7: 3,144,098 km (0.084 R)
• M8: 3,757,899 km (0.09 R)
• M9: 4,653,840 km (0.108 R)
• M10: 5,081,092 km (0.111 R)
• M11: 5,567,883 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 12.8

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.74 AU - 2.76 AU

Year: 2289 Days

Day: 8.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,661,156 km

• M1: 159,172 km (0.064 R)
• M2: 633,098 km (0.073 R)
• M3: 1,586,336 km (0.104 R)
• M4: 1,991,447 km (0.104 R)
• M5: 2,494,544 km (0.088 R)
• M6: 3,332,143 km (0.062 R)
• M7: 4,731,182 km (0.073 R)
• M8: 5,275,719 km (0.11 R)
• M9: 6,436,897 km (0.101 R)
• M10: 7,049,351 km (0.117 R)
• M11: 7,853,888 km (0.051 R)
• M12: 9,260,707 km (0.053 R)
• M13: 9,717,429 km (0.072 R)
• M14: 10,300,262 km (0.092 R)
• M15: 11,257,539 km (0.052 R)
• M16: 11,697,207 km (0.114 R)
• M17: 13,085,326 km (0.081 R)
• M18: 14,769,349 km (0.114 R)
• M19: 16,187,088 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.8

Radius: 9.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.28 AU - 5.32 AU

Year: 6048 Days

Day: 12.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,661,156 km

• M1: 119,678 km (0.09 R)
• M2: 575,054 km (0.086 R)
• M3: 1,707,360 km (0.113 R)
• M4: 2,178,295 km (0.032 R)
• M5: 4,012,514 km (0.101 R)
• M6: 4,955,130 km (0.085 R)
• M7: 5,281,702 km (0.094 R)
• M8: 5,947,862 km (0.101 R)
• M9: 6,669,223 km (0.077 R)
• M10: 8,475,617 km (0.089 R)
• M11: 9,512,330 km (0.103 R)
• M12: 9,890,214 km (0.058 R)
• M13: 10,234,589 km (0.066 R)
• M14: 12,721,953 km (0.087 R)
• M15: 13,284,590 km (0.085 R)
• M16: 14,024,651 km (0.111 R)
• M17: 15,414,265 km (0.106 R)
• M18: 15,760,884 km (0.089 R)
• M19: 23,685,681 km (0.044 R)
• M20: 25,329,163 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.6

Radius: 14.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.31 AU - 5.31 AU

Year: 6069 Days

Day: 6.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,661,156 km

• M1: 186,399 km (0.108 R)
• M2: 773,870 km (0.103 R)
• M3: 1,899,444 km (0.102 R)
• M4: 9,577,405 km (0.094 R)
• M5: 10,897,756 km (0.105 R)
• M6: 12,544,529 km (0.057 R)
• M7: 13,730,990 km (0.091 R)
• M8: 17,412,893 km (0.117 R)
• M9: 20,157,266 km (0.072 R)
• M10: 23,978,743 km (0.1 R)
• M11: 27,720,186 km (0.031 R)
• M12: 28,713,217 km (0.1 R)
• M13: 31,058,014 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.8

Radius: 6.1

Gravity: 22.41 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.08 AU - 7.26 AU

Year: 10395 Days

Day: 23.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,661,156 km

• M1: 75,846 km (0.101 R)
• M2: 386,860 km (0.073 R)
• M3: 747,840 km (0.119 R)
• M4: 976,425 km (0.111 R)
• M5: 1,264,401 km (0.115 R)
• M6: 1,826,740 km (0.116 R)
• M7: 2,305,004 km (0.104 R)
• M8: 3,381,959 km (0.093 R)
• M9: 3,716,759 km (0.054 R)
• M10: 4,158,671 km (0.069 R)
• M11: 5,114,003 km (0.117 R)
• M12: 5,767,447 km (0.115 R)
• M13: 6,710,063 km (0.1 R)
• M14: 7,280,779 km (0.067 R)
• M15: 8,106,260 km (0.082 R)
• M16: 9,787,740 km (0.115 R)
• M17: 10,628,630 km (0.112 R)
• M18: 11,011,450 km (0.106 R)
• M19: 11,234,202 km (0.096 R)
• M20: 12,634,737 km (0.071 R)
• M21: 15,084,103 km (0.102 R)
• M22: 15,707,477 km (0.089 R)
• M23: 16,784,432 km (0.06 R)
• M24: 18,608,330 km (0.077 R)
• M25: 20,813,701 km (0.077 R)
• M26: 22,915,103 km (0.115 R)
• M27: 23,646,038 km (0.054 R)
• M28: 24,866,457 km (0.083 R)
• M29: 26,326,383 km (0.088 R)
• M30: 27,432,510 km (0.113 R)
• M31: 27,945,481 km (0.09 R)
• M32: 29,522,541 km (0.112 R)
• M33: 37,170,284 km (0.053 R)
• M34: 37,798,296 km (0.096 R)
• M35: 50,040,338 km (0.087 R)
• M36: 50,498,706 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.5

Radius: 5.9

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.72 AU - 7.98 AU

Year: 12160 Days

Day: 15.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,661,156 km

• M1: 73,453 km (0.107 R)
• M2: 575,802 km (0.074 R)
• M3: 978,968 km (0.081 R)
• M4: 1,482,964 km (0.104 R)
• M5: 2,452,657 km (0.101 R)
• M6: 3,082,763 km (0.093 R)
• M7: 4,008,325 km (0.102 R)
• M8: 4,354,495 km (0.112 R)
• M9: 4,658,029 km (0.078 R)
• M10: 6,015,480 km (0.118 R)
• M11: 6,430,764 km (0.084 R)
• M12: 6,905,438 km (0.092 R)
• M13: 7,318,477 km (0.1 R)
• M14: 7,924,349 km (0.073 R)
• M15: 12,161,260 km (0.074 R)
• M16: 16,219,850 km (0.047 R)
• M17: 19,592,983 km (0.114 R)
• M18: 20,927,246 km (0.063 R)
• M19: 23,497,936 km (0.081 R)
• M20: 31,665,680 km (0.088 R)
• M21: 32,117,466 km (0.118 R)
• M22: 34,322,688 km (0.063 R)
• M23: 34,919,285 km (0.075 R)
• M24: 38,645,319 km (0.069 R)
• M25: 39,291,133 km (0.09 R)
• M26: 50,624,219 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564

Radius: 6.7

Gravity: 12.56 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.41 AU - 8.91 AU

Year: 14379 Days

Day: 22.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,661,156 km

• M1: 83,326 km (0.103 R)
• M2: 304,432 km (0.045 R)
• M3: 934,089 km (0.045 R)
• M4: 1,392,457 km (0.097 R)
• M5: 2,251,149 km (0.066 R)
• M6: 2,533,590 km (0.091 R)
• M7: 3,319,427 km (0.064 R)
• M8: 4,408,799 km (0.094 R)
• M9: 4,951,690 km (0.064 R)
• M10: 5,502,210 km (0.095 R)
• M11: 5,792,430 km (0.071 R)
• M12: 9,643,677 km (0.074 R)
• M13: 10,173,702 km (0.082 R)
• M14: 11,234,052 km (0.081 R)
• M15: 12,864,968 km (0.029 R)
• M16: 15,205,876 km (0.049 R)
• M17: 15,923,646 km (0.118 R)
• M18: 17,118,634 km (0.113 R)
• M19: 17,426,506 km (0.11 R)
• M20: 20,973,322 km (0.087 R)
• M21: 22,042,797 km (0.093 R)
• M22: 24,973,420 km (0.082 R)
• M23: 27,518,379 km (0.095 R)
• M24: 30,343,086 km (0.08 R)
• M25: 35,429,264 km (0.088 R)
• M26: 37,847,065 km (0.096 R)
• M27: 38,107,814 km (0.114 R)
• M28: 38,501,106 km (0.036 R)
• M29: 39,429,511 km (0.114 R)
• M30: 44,296,079 km (0.093 R)
• M31: 50,331,007 km (0.095 R)
• M32: 52,890,926 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.5

Radius: 7.8

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.94 AU - 9.4 AU

Year: 15839 Days

Day: 15.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,661,156 km

• M1: 96,939 km (0.073 R)
• M2: 795,561 km (0.111 R)
• M3: 1,103,284 km (0.056 R)
• M4: 1,428,211 km (0.095 R)
• M5: 2,989,115 km (0.092 R)
• M6: 3,417,713 km (0.1 R)
• M7: 5,099,343 km (0.111 R)
• M8: 6,316,321 km (0.091 R)
• M9: 7,619,169 km (0.097 R)
• M10: 9,348,969 km (0.106 R)
• M11: 13,612,808 km (0.114 R)
• M12: 13,900,634 km (0.082 R)
• M13: 16,191,277 km (0.084 R)
• M14: 20,801,135 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.5

Radius: 6.8

Gravity: 20.6 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.19 AU - 10.39 AU

Year: 19205 Days

Day: 19.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,661,156 km

• M1: 84,523 km (0.092 R)
• M2: 331,210 km (0.088 R)
• M3: 566,078 km (0.117 R)
• M4: 951,891 km (0.101 R)
• M5: 1,269,488 km (0.115 R)
• M6: 2,314,129 km (0.08 R)
• M7: 3,937,266 km (0.111 R)
• M8: 4,404,461 km (0.112 R)
• M9: 5,290,529 km (0.027 R)
• M10: 7,659,561 km (0.082 R)
• M11: 8,280,541 km (0.096 R)
• M12: 9,103,180 km (0.045 R)
• M13: 9,447,106 km (0.052 R)
• M14: 10,530,942 km (0.034 R)
• M15: 11,695,562 km (0.093 R)
• M16: 12,239,649 km (0.088 R)
• M17: 13,451,990 km (0.045 R)
• M18: 14,664,182 km (0.084 R)
• M19: 16,196,213 km (0.097 R)
• M20: 16,616,583 km (0.067 R)
• M21: 18,827,939 km (0.088 R)
• M22: 19,575,031 km (0.083 R)
• M23: 20,244,930 km (0.07 R)
• M24: 21,731,484 km (0.101 R)
• M25: 26,742,714 km (0.056 R)
• M26: 29,142,862 km (0.11 R)
• M27: 30,268,436 km (0.115 R)
• M28: 31,293,032 km (0.117 R)
• M29: 34,092,158 km (0.066 R)
• M30: 38,225,846 km (0.093 R)
• M31: 41,889,947 km (0.103 R)
• M32: 46,284,235 km (0.103 R)
• M33: 47,300,752 km (0.107 R)
• M34: 47,642,883 km (0.098 R)
• M35: 58,889,202 km (0.064 R)
• M36: 62,723,096 km (0.061 R)
• M37: 78,760,586 km (0.159 R)
• M38: 81,428,664 km (0.099 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 15,378 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit