🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.2

Radius: 10.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.01 AU - 1.17 AU

Year: 772 Days

Day: 14.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,705,247 km

• M1: 136,284 km (0.114 R)
• M2: 486,642 km (0.12 R)
• M3: 979,268 km (0.071 R)
• M4: 1,367,325 km (0.064 R)
• M5: 1,712,596 km (0.113 R)
• M6: 2,151,965 km (0.107 R)
• M7: 2,535,086 km (0.045 R)
• M8: 3,260,934 km (0.1 R)
• M9: 3,679,509 km (0.068 R)
• M10: 4,580,388 km (0.062 R)
• M11: 5,286,190 km (0.085 R)
• M12: 6,190,360 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.7

Radius: 10.1

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.48 AU - 2.98 AU

Year: 3059 Days

Day: 7 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,705,247 km

• M1: 125,812 km (0.097 R)
• M2: 513,869 km (0.099 R)
• M3: 1,180,327 km (0.027 R)
• M4: 1,800,560 km (0.095 R)
• M5: 2,297,524 km (0.06 R)
• M6: 2,688,872 km (0.076 R)
• M7: 3,037,136 km (0.109 R)
• M8: 5,033,220 km (0.093 R)
• M9: 5,435,788 km (0.075 R)
• M10: 15,479,340 km (0.061 R)
• M11: 19,386,388 km (0.089 R)
• M12: 20,378,222 km (0.068 R)
• M13: 20,694,921 km (0.066 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.8

Radius: 6.2

Gravity: 24.14 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.23 AU - 7.43 AU

Year: 10802 Days

Day: 15.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,705,247 km

• M1: 89,759 km (0.102 R)
• M2: 447,597 km (0.062 R)
• M3: 990,787 km (0.108 R)
• M4: 1,211,593 km (0.091 R)
• M5: 1,436,888 km (0.087 R)
• M6: 2,062,655 km (0.092 R)
• M7: 2,788,355 km (0.098 R)
• M8: 3,919,763 km (0.098 R)
• M9: 4,541,043 km (0.1 R)
• M10: 5,539,609 km (0.115 R)
• M11: 6,014,882 km (0.096 R)
• M12: 9,557,210 km (0.097 R)
• M13: 11,125,294 km (0.107 R)
• M14: 11,821,673 km (0.113 R)
• M15: 12,060,132 km (0.06 R)
• M16: 12,423,804 km (0.05 R)
• M17: 14,151,809 km (0.118 R)
• M18: 16,399,667 km (0.044 R)
• M19: 17,224,400 km (0.118 R)
• M20: 18,155,347 km (0.035 R)
• M21: 18,875,212 km (0.117 R)
• M22: 23,977,248 km (0.108 R)
• M23: 28,091,937 km (0.096 R)
• M24: 31,612,723 km (0.06 R)
• M25: 34,803,496 km (0.1 R)
• M26: 37,685,499 km (0.085 R)
• M27: 44,924,241 km (0.096 R)

Asteroid Belt

Center: 7.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.1

Radius: 6.1

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.81 AU - 9.35 AU

Year: 17046 Days

Day: 18.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,705,247 km

• M1: 76,893 km (0.063 R)
• M2: 276,008 km (0.07 R)
• M3: 679,025 km (0.078 R)
• M4: 1,024,446 km (0.039 R)
• M5: 1,355,955 km (0.107 R)
• M6: 1,569,730 km (0.089 R)
• M7: 3,215,457 km (0.03 R)
• M8: 5,100,539 km (0.099 R)
• M9: 5,444,615 km (0.074 R)
• M10: 7,145,393 km (0.108 R)
• M11: 7,358,719 km (0.056 R)
• M12: 8,537,550 km (0.099 R)
• M13: 9,222,110 km (0.118 R)
• M14: 10,699,689 km (0.052 R)
• M15: 11,263,672 km (0.073 R)
• M16: 13,074,704 km (0.097 R)
• M17: 13,265,890 km (0.062 R)
• M18: 15,351,883 km (0.116 R)
• M19: 16,435,869 km (0.104 R)
• M20: 16,733,270 km (0.084 R)
• M21: 17,802,745 km (0.036 R)
• M22: 18,274,726 km (0.047 R)
• M23: 18,513,784 km (0.066 R)
• M24: 18,835,868 km (0.112 R)
• M25: 20,161,604 km (0.039 R)
• M26: 22,084,386 km (0.117 R)
• M27: 24,510,414 km (0.117 R)
• M28: 29,774,315 km (0.055 R)
• M29: 30,327,677 km (0.032 R)
• M30: 35,249,746 km (0.104 R)
• M31: 36,495,448 km (0.045 R)
• M32: 37,256,751 km (0.06 R)
• M33: 38,158,378 km (0.082 R)
• M34: 38,942,719 km (0.076 R)
• M35: 42,605,324 km (0.095 R)
• M36: 49,055,236 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.1

Radius: 7.7

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.73 AU - 11.45 AU

Year: 21738 Days

Day: 19.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,705,247 km

• M1: 104,719 km (0.119 R)
• M2: 826,379 km (0.094 R)
• M3: 1,440,029 km (0.101 R)
• M4: 2,240,976 km (0.116 R)
• M5: 2,643,694 km (0.09 R)
• M6: 3,254,801 km (0.113 R)
• M7: 4,211,928 km (0.117 R)
• M8: 5,007,789 km (0.114 R)
• M9: 7,407,339 km (0.072 R)
• M10: 9,891,262 km (0.104 R)
• M11: 11,225,375 km (0.097 R)
• M12: 14,469,854 km (0.046 R)
• M13: 15,862,461 km (0.073 R)
• M14: 24,826,365 km (0.117 R)
• M15: 25,368,657 km (0.065 R)
• M16: 25,697,773 km (0.06 R)
• M17: 27,386,583 km (0.028 R)
• M18: 38,230,035 km (0.077 R)
• M19: 40,875,973 km (0.06 R)
• M20: 49,371,486 km (0.105 R)
• M21: 55,768,141 km (0.105 R)
• M22: 69,102,548 km (0.119 R)
• M23: 74,576,783 km (0.151 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 20,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit