🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.4

Radius: 10.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.88 AU - 5.76 AU

Year: 4482 Days

Day: 13.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,997,814 km

• M1: 130,599 km (0.03 R)
• M2: 1,018,612 km (0.047 R)
• M3: 1,725,163 km (0.055 R)
• M4: 2,442,484 km (0.11 R)
• M5: 2,808,550 km (0.119 R)
• M6: 3,542,777 km (0.112 R)
• M7: 14,097,954 km (0.098 R)
• M8: 17,321,189 km (0.067 R)
• M9: 17,803,194 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.2

Radius: 12.9

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.15 AU - 6.45 AU

Year: 5776 Days

Day: 14.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 51.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,997,814 km

• M1: 160,519 km (0.084 R)
• M2: 646,861 km (0.088 R)
• M3: 1,337,106 km (0.06 R)
• M4: 3,212,165 km (0.086 R)
• M5: 3,917,220 km (0.103 R)
• M6: 4,475,220 km (0.072 R)
• M7: 6,227,311 km (0.069 R)
• M8: 9,821,998 km (0.119 R)
• M9: 10,635,062 km (0.115 R)
• M10: 12,249,822 km (0.082 R)
• M11: 14,668,071 km (0.052 R)
• M12: 16,605,064 km (0.102 R)
• M13: 19,292,291 km (0.082 R)
• M14: 20,842,723 km (0.052 R)
• M15: 23,810,446 km (0.119 R)
• M16: 24,343,912 km (0.094 R)
• M17: 26,072,515 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.3

Radius: 9.8

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.04 AU - 7.04 AU

Year: 6109 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,997,814 km

• M1: 122,072 km (0.12 R)
• M2: 441,164 km (0.07 R)
• M3: 980,764 km (0.115 R)
• M4: 1,885,083 km (0.117 R)
• M5: 2,712,509 km (0.101 R)
• M6: 4,485,393 km (0.095 R)
• M7: 6,135,457 km (0.066 R)
• M8: 6,489,107 km (0.072 R)
• M9: 6,993,401 km (0.107 R)
• M10: 7,891,736 km (0.103 R)
• M11: 9,916,544 km (0.116 R)
• M12: 12,015,551 km (0.092 R)
• M13: 13,195,579 km (0.048 R)
• M14: 13,677,733 km (0.077 R)
• M15: 14,283,006 km (0.113 R)
• M16: 15,606,199 km (0.117 R)
• M17: 17,452,686 km (0.062 R)
• M18: 17,838,798 km (0.064 R)
• M19: 19,647,137 km (0.066 R)
• M20: 21,500,954 km (0.118 R)
• M21: 22,244,007 km (0.116 R)
• M22: 25,967,946 km (0.114 R)
• M23: 27,411,416 km (0.105 R)
• M24: 28,108,842 km (0.104 R)
• M25: 29,267,327 km (0.068 R)
• M26: 30,272,326 km (0.108 R)
• M27: 31,111,420 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.4

Radius: 9.5

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.76 AU - 9.3 AU

Year: 9099 Days

Day: 14.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,997,814 km

• M1: 118,182 km (0.118 R)
• M2: 426,354 km (0.115 R)
• M3: 1,010,234 km (0.11 R)
• M4: 1,471,893 km (0.115 R)
• M5: 2,039,917 km (0.047 R)
• M6: 2,341,955 km (0.113 R)
• M7: 2,939,149 km (0.097 R)
• M8: 3,657,070 km (0.074 R)
• M9: 4,358,235 km (0.063 R)
• M10: 4,700,365 km (0.092 R)
• M11: 7,290,951 km (0.078 R)
• M12: 9,882,735 km (0.094 R)
• M13: 11,044,063 km (0.091 R)
• M14: 12,872,747 km (0.081 R)
• M15: 14,544,204 km (0.074 R)
• M16: 15,013,194 km (0.113 R)
• M17: 16,991,326 km (0.119 R)
• M18: 18,110,019 km (0.033 R)
• M19: 21,533,118 km (0.114 R)
• M20: 25,029,519 km (0.089 R)
• M21: 26,563,047 km (0.094 R)
• M22: 26,912,059 km (0.027 R)
• M23: 29,071,504 km (0.087 R)
• M24: 31,929,870 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.2

Radius: 13.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 11.51 AU - 12.79 AU

Year: 15469 Days

Day: 7.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 36,997,814 km

• M1: 168,746 km (0.056 R)
• M2: 723,455 km (0.07 R)
• M3: 1,265,897 km (0.115 R)
• M4: 1,882,390 km (0.073 R)
• M5: 2,393,716 km (0.098 R)
• M6: 4,845,325 km (0.098 R)
• M7: 6,579,464 km (0.092 R)
• M8: 7,961,898 km (0.102 R)
• M9: 10,761,772 km (0.034 R)
• M10: 11,538,035 km (0.102 R)
• M11: 12,479,903 km (0.119 R)
• M12: 13,883,730 km (0.079 R)
• M13: 14,588,186 km (0.037 R)
• M14: 15,316,428 km (0.087 R)
• M15: 16,299,137 km (0.12 R)
• M16: 16,766,630 km (0.093 R)
• M17: 17,565,782 km (0.097 R)
• M18: 21,202,656 km (0.112 R)
• M19: 24,901,014 km (0.066 R)
• M20: 27,556,526 km (0.074 R)
• M21: 28,895,876 km (0.117 R)
• M22: 29,581,782 km (0.1 R)
• M23: 30,630,762 km (0.108 R)
• M24: 31,946,326 km (0.088 R)
• M25: 32,556,685 km (0.089 R)
• M26: 36,515,943 km (0.101 R)
• M27: 40,500,332 km (0.082 R)
• M28: 42,377,038 km (0.062 R)
• M29: 45,223,287 km (0.055 R)
• M30: 52,638,105 km (0.104 R)
• M31: 54,177,766 km (0.032 R)
• M32: 57,887,195 km (0.106 R)
• M33: 62,519,942 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.4

Radius: 4.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 15.16 AU - 22.14 AU

Year: 29418 Days

Day: 21.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 135.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,997,814 km

• M1: 58,493 km (0.107 R)
• M2: 296,204 km (0.088 R)
• M3: 543,938 km (0.043 R)
• M4: 2,934,362 km (0.051 R)
• M5: 8,037,295 km (0.029 R)
• M6: 8,819,542 km (0.05 R)
• M7: 9,076,851 km (0.069 R)
• M8: 12,728,684 km (0.1 R)
• M9: 15,767,316 km (0.107 R)
• M10: 16,019,239 km (0.112 R)
• M11: 25,060,336 km (0.098 R)
• M12: 30,739,670 km (0.098 R)
• M13: 31,331,030 km (0.076 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit