🌌 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: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.2

Radius: 11.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.63 AU - 0.81 AU

Year: 401 Days

Day: 6.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,734,658 km

• M1: 140,472 km (0.112 R)
• M2: 585,077 km (0.072 R)
• M3: 1,139,188 km (0.096 R)
• M4: 1,810,882 km (0.037 R)
• M5: 2,233,795 km (0.09 R)
• M6: 3,135,272 km (0.119 R)
• M7: 3,558,185 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.7

Radius: 12.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.35 AU - 2.15 AU

Year: 1519 Days

Day: 13.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,734,658 km

• M1: 160,818 km (0.108 R)
• M2: 762,201 km (0.063 R)
• M3: 1,491,192 km (0.087 R)
• M4: 2,373,370 km (0.112 R)
• M5: 3,518,841 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.9

Radius: 9.3

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.67 AU - 3.81 AU

Year: 4745 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,734,658 km

• M1: 115,639 km (0.101 R)
• M2: 675,584 km (0.067 R)
• M3: 1,772,136 km (0.099 R)
• M4: 3,596,782 km (0.12 R)
• M5: 4,216,566 km (0.107 R)
• M6: 4,974,129 km (0.093 R)
• M7: 6,344,446 km (0.1 R)
• M8: 6,674,159 km (0.112 R)
• M9: 8,269,770 km (0.076 R)
• M10: 10,105,187 km (0.067 R)
• M11: 10,902,394 km (0.116 R)
• M12: 12,881,573 km (0.058 R)
• M13: 13,864,282 km (0.113 R)
• M14: 14,752,594 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.6

Radius: 12

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.7 AU - 6.02 AU

Year: 8141 Days

Day: 10.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,734,658 km

• M1: 161,715 km (0.065 R)
• M2: 552,764 km (0.11 R)
• M3: 1,389,914 km (0.051 R)
• M4: 1,844,392 km (0.104 R)
• M5: 2,453,704 km (0.091 R)
• M6: 2,953,062 km (0.118 R)
• M7: 4,378,580 km (0.076 R)
• M8: 5,371,760 km (0.082 R)
• M9: 6,327,392 km (0.117 R)
• M10: 6,846,047 km (0.084 R)
• M11: 8,708,541 km (0.056 R)
• M12: 9,781,158 km (0.066 R)
• M13: 12,357,383 km (0.075 R)
• M14: 15,955,810 km (0.078 R)
• M15: 18,140,387 km (0.088 R)
• M16: 19,037,376 km (0.062 R)
• M17: 20,677,717 km (0.075 R)
• M18: 21,989,391 km (0.093 R)
• M19: 23,355,818 km (0.119 R)
• M20: 25,603,077 km (0.085 R)
• M21: 28,287,013 km (0.106 R)
• M22: 28,885,703 km (0.057 R)
• M23: 29,696,973 km (0.099 R)
• M24: 31,259,073 km (0.064 R)
• M25: 32,330,643 km (0.052 R)
• M26: 32,765,973 km (0.083 R)
• M27: 36,391,028 km (0.052 R)
• M28: 41,415,722 km (0.069 R)
• M29: 44,561,765 km (0.115 R)
• M30: 44,965,978 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.8

Radius: 7.3

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.44 AU - 10.26 AU

Year: 17271 Days

Day: 19 Hours

Environment

Temp: -238 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,734,658 km

• M1: 93,349 km (0.083 R)
• M2: 350,508 km (0.115 R)
• M3: 648,058 km (0.097 R)
• M4: 1,060,200 km (0.12 R)
• M5: 1,377,198 km (0.073 R)
• M6: 2,151,068 km (0.094 R)
• M7: 2,852,233 km (0.045 R)
• M8: 4,881,079 km (0.113 R)
• M9: 5,196,880 km (0.103 R)
• M10: 6,945,680 km (0.106 R)
• M11: 7,845,810 km (0.118 R)
• M12: 10,958,343 km (0.045 R)
• M13: 12,405,553 km (0.086 R)
• M14: 21,253,968 km (0.107 R)
• M15: 22,962,226 km (0.099 R)
• M16: 26,072,814 km (0.066 R)
• M17: 27,038,618 km (0.118 R)
• M18: 27,629,380 km (0.101 R)
• M19: 30,500,762 km (0.111 R)
• M20: 34,019,005 km (0.109 R)
• M21: 37,676,523 km (0.113 R)
• M22: 45,484,185 km (0.117 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: 539 - 16,739 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit