🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115

Radius: 10.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.1 AU - 1.26 AU

Year: 901 Days

Day: 13.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,920,015 km

• M1: 135,236 km (0.028 R)
• M2: 474,973 km (0.064 R)
• M3: 863,629 km (0.111 R)
• M4: 1,313,021 km (0.098 R)
• M5: 1,675,795 km (0.1 R)
• M6: 2,065,498 km (0.099 R)
• M7: 2,834,730 km (0.091 R)
• M8: 3,735,908 km (0.097 R)
• M9: 4,920,573 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.8

Radius: 10.1

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.15 AU - 1.69 AU

Year: 1189 Days

Day: 9 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,920,015 km

• M1: 126,111 km (0.03 R)
• M2: 654,191 km (0.063 R)
• M3: 1,002,755 km (0.117 R)
• M4: 2,143,588 km (0.101 R)
• M5: 2,844,155 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163

Radius: 12.4

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.24 AU - 2.04 AU

Year: 1476 Days

Day: 8.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,920,015 km

• M1: 154,834 km (0.109 R)
• M2: 695,181 km (0.114 R)
• M3: 1,112,260 km (0.097 R)
• M4: 1,561,353 km (0.1 R)
• M5: 1,957,339 km (0.074 R)
• M6: 2,349,435 km (0.07 R)
• M7: 3,257,194 km (0.087 R)
• M8: 3,988,728 km (0.11 R)
• M9: 4,401,917 km (0.093 R)
• M10: 6,809,994 km (0.105 R)
• M11: 7,224,081 km (0.1 R)
• M12: 7,701,298 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955

Radius: 9.6

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.47 AU - 2.49 AU

Year: 2745 Days

Day: 6.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,920,015 km

• M1: 119,379 km (0.092 R)
• M2: 426,504 km (0.114 R)
• M3: 739,163 km (0.113 R)
• M4: 1,117,496 km (0.084 R)
• M5: 2,022,862 km (0.099 R)
• M6: 2,410,919 km (0.1 R)
• M7: 3,412,477 km (0.103 R)
• M8: 4,464,000 km (0.115 R)
• M9: 5,455,685 km (0.071 R)
• M10: 6,045,100 km (0.111 R)
• M11: 7,224,979 km (0.107 R)
• M12: 8,172,083 km (0.101 R)
• M13: 9,089,417 km (0.082 R)
• M14: 9,687,360 km (0.061 R)
• M15: 10,034,876 km (0.047 R)
• M16: 11,856,230 km (0.092 R)
• M17: 12,434,126 km (0.103 R)
• M18: 13,550,126 km (0.082 R)
• M19: 15,399,605 km (0.104 R)
• M20: 17,411,547 km (0.115 R)
• M21: 18,100,146 km (0.118 R)
• M22: 20,149,786 km (0.106 R)
• M23: 22,483,662 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.6

Radius: 11.7

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.36 AU - 5.34 AU

Year: 6377 Days

Day: 8.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,920,015 km

• M1: 145,559 km (0.12 R)
• M2: 520,601 km (0.073 R)
• M3: 890,556 km (0.069 R)
• M4: 2,037,673 km (0.061 R)
• M5: 3,188,978 km (0.077 R)
• M6: 3,610,395 km (0.071 R)
• M7: 4,196,370 km (0.096 R)
• M8: 5,496,824 km (0.059 R)
• M9: 6,548,946 km (0.083 R)
• M10: 7,809,009 km (0.11 R)
• M11: 8,290,265 km (0.114 R)
• M12: 12,288,119 km (0.118 R)
• M13: 13,501,507 km (0.097 R)
• M14: 16,037,341 km (0.034 R)
• M15: 18,171,354 km (0.077 R)
• M16: 22,591,223 km (0.12 R)
• M17: 24,663,154 km (0.101 R)
• M18: 27,039,965 km (0.066 R)
• M19: 31,234,091 km (0.099 R)
• M20: 33,590,407 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.3

Radius: 5.7

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.56 AU - 6.3 AU

Year: 10151 Days

Day: 23.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,920,015 km

• M1: 71,957 km (0.104 R)
• M2: 274,063 km (0.119 R)
• M3: 1,183,469 km (0.09 R)
• M4: 1,402,779 km (0.095 R)
• M5: 1,897,799 km (0.059 R)
• M6: 2,086,591 km (0.058 R)
• M7: 2,455,499 km (0.026 R)
• M8: 3,284,571 km (0.077 R)
• M9: 4,518,454 km (0.061 R)
• M10: 6,718,590 km (0.114 R)
• M11: 7,454,163 km (0.044 R)
• M12: 8,859,336 km (0.109 R)
• M13: 9,982,516 km (0.05 R)
• M14: 10,767,905 km (0.101 R)
• M15: 12,367,705 km (0.083 R)
• M16: 15,268,108 km (0.058 R)
• M17: 19,841,465 km (0.083 R)
• M18: 21,346,569 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.1

Radius: 8

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.05 AU - 9.03 AU

Year: 16025 Days

Day: 15.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,920,015 km

• M1: 104,868 km (0.063 R)
• M2: 466,147 km (0.114 R)
• M3: 727,794 km (0.075 R)
• M4: 1,022,950 km (0.087 R)
• M5: 1,316,611 km (0.116 R)
• M6: 1,619,696 km (0.119 R)
• M7: 1,969,306 km (0.085 R)
• M8: 2,821,266 km (0.103 R)
• M9: 4,595,048 km (0.085 R)
• M10: 5,960,278 km (0.051 R)
• M11: 6,839,914 km (0.11 R)
• M12: 7,849,550 km (0.075 R)
• M13: 8,365,962 km (0.097 R)
• M14: 8,854,997 km (0.109 R)
• M15: 9,519,062 km (0.108 R)
• M16: 10,831,634 km (0.088 R)
• M17: 12,075,690 km (0.049 R)
• M18: 16,226,283 km (0.057 R)
• M19: 17,141,822 km (0.116 R)
• M20: 18,743,566 km (0.116 R)
• M21: 19,495,894 km (0.088 R)
• M22: 22,801,558 km (0.08 R)
• M23: 25,946,853 km (0.108 R)
• M24: 28,161,201 km (0.042 R)
• M25: 28,926,394 km (0.106 R)
• M26: 31,890,526 km (0.115 R)
• M27: 36,707,278 km (0.053 R)
• M28: 39,491,444 km (0.112 R)
• M29: 46,226,789 km (0.082 R)
• M30: 47,444,665 km (0.047 R)
• M31: 50,422,411 km (0.108 R)
• M32: 52,530,245 km (0.099 R)
• M33: 54,191,081 km (0.118 R)
• M34: 59,740,713 km (0.034 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 11,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit