🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.9

Radius: 11.5

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.66 AU - 0.76 AU

Year: 413 Days

Day: 6.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,384,333 km

• M1: 143,016 km (0.043 R)
• M2: 535,560 km (0.076 R)
• M3: 904,319 km (0.08 R)
• M4: 1,768,995 km (0.112 R)
• M5: 2,669,275 km (0.068 R)
• M6: 3,068,402 km (0.042 R)
• M7: 4,459,213 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.9

Radius: 14.7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.96 AU - 2.54 AU

Year: 2330 Days

Day: 7.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,384,333 km

• M1: 184,155 km (0.09 R)
• M2: 936,632 km (0.112 R)
• M3: 1,917,845 km (0.12 R)
• M4: 2,651,473 km (0.027 R)
• M5: 4,274,610 km (0.074 R)
• M6: 5,004,348 km (0.062 R)
• M7: 5,636,698 km (0.098 R)
• M8: 6,571,984 km (0.076 R)
• M9: 11,666,988 km (0.109 R)
• M10: 12,259,396 km (0.106 R)
• M11: 15,029,350 km (0.034 R)
• M12: 15,579,272 km (0.1 R)
• M13: 19,871,983 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 13.8

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.2 AU - 4.44 AU

Year: 6198 Days

Day: 12.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,384,333 km

• M1: 171,589 km (0.115 R)
• M2: 626,516 km (0.035 R)
• M3: 1,094,458 km (0.074 R)
• M4: 1,684,023 km (0.066 R)
• M5: 2,446,374 km (0.105 R)
• M6: 2,949,621 km (0.067 R)
• M7: 4,064,275 km (0.107 R)
• M8: 6,498,831 km (0.027 R)
• M9: 7,687,087 km (0.112 R)
• M10: 8,150,990 km (0.095 R)
• M11: 9,378,141 km (0.106 R)
• M12: 10,458,986 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.4

Radius: 4.3

Gravity: 34.69 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.16 AU - 9.44 AU

Year: 19577 Days

Day: 18.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,384,333 km

• M1: 53,706 km (0.103 R)
• M2: 189,989 km (0.043 R)
• M3: 326,572 km (0.097 R)
• M4: 1,751,043 km (0.082 R)
• M5: 2,367,386 km (0.108 R)
• M6: 2,688,723 km (0.088 R)
• M7: 3,503,433 km (0.086 R)
• M8: 4,336,842 km (0.092 R)
• M9: 10,305,049 km (0.068 R)
• M10: 13,139,630 km (0.07 R)
• M11: 13,349,964 km (0.066 R)
• M12: 15,500,284 km (0.085 R)
• M13: 18,829,734 km (0.07 R)
• M14: 20,754,760 km (0.12 R)
• M15: 23,212,952 km (0.116 R)
• M16: 25,639,579 km (0.108 R)
• M17: 29,889,505 km (0.037 R)
• M18: 37,317,937 km (0.081 R)
• M19: 43,516,973 km (0.102 R)
• M20: 56,598,559 km (0.12 R)
• M21: 63,923,469 km (0.057 R)
• M22: 65,338,216 km (0.119 R)
• M23: 66,980,502 km (0.11 R)
• M24: 70,133,726 km (0.084 R)
• M25: 72,289,880 km (0.086 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: 171 - 19,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit