🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.4

Radius: 14.1

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.56 AU - 0.92 AU

Year: 447 Days

Day: 7.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,675,710 km

• M1: 175,478 km (0.098 R)
• M2: 639,980 km (0.106 R)
• M3: 1,153,699 km (0.047 R)
• M4: 1,887,776 km (0.113 R)
• M5: 2,456,397 km (0.082 R)
• M6: 3,612,190 km (0.068 R)
• M7: 4,285,530 km (0.104 R)
• M8: 4,734,773 km (0.116 R)
• M9: 5,989,899 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.8

Radius: 10

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.91 AU - 1.09 AU

Year: 703 Days

Day: 13.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,675,710 km

• M1: 124,465 km (0.093 R)
• M2: 505,641 km (0.119 R)
• M3: 932,593 km (0.115 R)
• M4: 1,267,842 km (0.099 R)
• M5: 1,717,384 km (0.091 R)
• M6: 2,509,803 km (0.111 R)
• M7: 3,038,183 km (0.068 R)
• M8: 3,556,689 km (0.062 R)
• M9: 3,924,551 km (0.031 R)
• M10: 4,573,057 km (0.082 R)
• M11: 5,061,195 km (0.053 R)
• M12: 5,677,688 km (0.068 R)
• M13: 6,242,420 km (0.091 R)
• M14: 6,973,206 km (0.103 R)
• M15: 7,325,957 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.4

Radius: 14.3

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.19 AU - 1.31 AU

Year: 982 Days

Day: 10.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,675,710 km

• M1: 177,872 km (0.107 R)
• M2: 1,201,869 km (0.05 R)
• M3: 1,813,425 km (0.071 R)
• M4: 3,034,892 km (0.094 R)
• M5: 3,573,893 km (0.09 R)
• M6: 4,464,599 km (0.096 R)
• M7: 5,269,585 km (0.114 R)
• M8: 5,827,585 km (0.05 R)
• M9: 7,062,815 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.9

Radius: 3.2

Gravity: 41.4 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.53 AU - 7.71 AU

Year: 11973 Days

Day: 18.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,675,710 km

• M1: 39,793 km (0.09 R)
• M2: 221,255 km (0.12 R)
• M3: 758,760 km (0.097 R)
• M4: 1,049,878 km (0.049 R)
• M5: 1,257,520 km (0.108 R)
• M6: 1,723,667 km (0.115 R)
• M7: 4,177,371 km (0.11 R)
• M8: 5,322,094 km (0.082 R)
• M9: 6,252,293 km (0.107 R)
• M10: 8,742,350 km (0.053 R)
• M11: 9,347,174 km (0.098 R)
• M12: 10,901,047 km (0.104 R)
• M13: 11,989,970 km (0.107 R)
• M14: 13,941,923 km (0.048 R)
• M15: 14,508,749 km (0.07 R)
• M16: 14,701,132 km (0.072 R)
• M17: 18,535,924 km (0.072 R)
• M18: 19,452,959 km (0.087 R)
• M19: 20,399,764 km (0.096 R)
• M20: 27,902,546 km (0.106 R)
• M21: 29,206,740 km (0.115 R)
• M22: 41,649,244 km (0.114 R)
• M23: 42,690,445 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.1

Radius: 7.7

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.85 AU - 10.79 AU

Year: 20000 Days

Day: 22.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,675,710 km

• M1: 95,743 km (0.105 R)
• M2: 641,625 km (0.112 R)
• M3: 940,372 km (0.057 R)
• M4: 1,221,167 km (0.029 R)
• M5: 1,723,816 km (0.119 R)
• M6: 1,975,739 km (0.107 R)
• M7: 2,400,298 km (0.083 R)
• M8: 2,908,931 km (0.081 R)
• M9: 3,215,606 km (0.069 R)
• M10: 4,630,652 km (0.039 R)
• M11: 4,872,253 km (0.118 R)
• M12: 5,532,728 km (0.085 R)
• M13: 7,825,016 km (0.071 R)
• M14: 8,218,757 km (0.055 R)
• M15: 9,927,464 km (0.11 R)
• M16: 10,214,393 km (0.089 R)
• M17: 10,925,581 km (0.05 R)
• M18: 12,915,383 km (0.057 R)
• M19: 15,059,868 km (0.079 R)
• M20: 15,438,949 km (0.08 R)
• M21: 16,137,422 km (0.111 R)
• M22: 17,348,117 km (0.112 R)
• M23: 18,102,988 km (0.048 R)
• M24: 18,445,417 km (0.031 R)
• M25: 22,209,001 km (0.089 R)
• M26: 35,834,225 km (0.091 R)
• M27: 37,609,503 km (0.099 R)
• M28: 38,730,590 km (0.03 R)
• M29: 50,684,207 km (0.048 R)
• M30: 54,859,185 km (0.072 R)
• M31: 55,576,656 km (0.044 R)
• M32: 62,317,237 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.4

Radius: 7.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.08 AU - 11.8 AU

Year: 22029 Days

Day: 17.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,675,710 km

• M1: 98,286 km (0.115 R)
• M2: 481,556 km (0.115 R)
• M3: 741,257 km (0.028 R)
• M4: 2,481,380 km (0.048 R)
• M5: 4,144,609 km (0.059 R)
• M6: 8,621,176 km (0.031 R)
• M7: 12,711,331 km (0.114 R)
• M8: 16,459,655 km (0.106 R)
• M9: 16,994,019 km (0.105 R)
• M10: 17,618,740 km (0.045 R)
• M11: 20,885,658 km (0.096 R)
• M12: 23,274,886 km (0.106 R)
• M13: 26,770,838 km (0.119 R)
• M14: 27,191,507 km (0.064 R)
• M15: 28,153,870 km (0.06 R)
• M16: 29,472,277 km (0.118 R)
• M17: 30,831,224 km (0.067 R)
• M18: 43,820,358 km (0.106 R)
• M19: 44,404,687 km (0.082 R)
• M20: 52,316,021 km (0.045 R)
• M21: 52,644,089 km (0.069 R)
• M22: 53,969,975 km (0.112 R)
• M23: 56,688,617 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 18,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit