🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.6

Radius: 9.5

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.42 AU - 0.62 AU

Year: 259 Days

Day: 8.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,373,904 km

• M1: 118,182 km (0.042 R)
• M2: 414,835 km (0.087 R)
• M3: 1,000,211 km (0.053 R)
• M4: 1,316,162 km (0.093 R)
• M5: 1,900,043 km (0.098 R)
• M6: 2,778,032 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.6

Radius: 11.6

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.36 AU - 1.5 AU

Year: 1180 Days

Day: 13.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,373,904 km

• M1: 144,212 km (0.08 R)
• M2: 583,731 km (0.098 R)
• M3: 1,076,805 km (0.089 R)
• M4: 1,590,225 km (0.088 R)
• M5: 2,170,366 km (0.113 R)
• M6: 3,252,557 km (0.119 R)
• M7: 4,288,073 km (0.034 R)
• M8: 5,169,354 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870

Radius: 12.7

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.23 AU - 1.71 AU

Year: 1230 Days

Day: 5.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,373,904 km

• M1: 157,975 km (0.108 R)
• M2: 581,337 km (0.113 R)
• M3: 994,227 km (0.109 R)
• M4: 1,640,939 km (0.093 R)
• M5: 2,078,214 km (0.11 R)
• M6: 2,994,351 km (0.093 R)
• M7: 3,608,749 km (0.104 R)
• M8: 4,075,644 km (0.03 R)
• M9: 4,526,532 km (0.119 R)
• M10: 5,173,094 km (0.096 R)
• M11: 6,015,630 km (0.105 R)
• M12: 6,773,642 km (0.067 R)
• M13: 8,112,393 km (0.11 R)
• M14: 8,741,602 km (0.094 R)
• M15: 9,526,991 km (0.083 R)
• M16: 11,134,570 km (0.099 R)
• M17: 12,802,137 km (0.037 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.2

Radius: 7.6

Gravity: 14.23 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.44 AU - 8.58 AU

Year: 14206 Days

Day: 19.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,373,904 km

• M1: 94,546 km (0.048 R)
• M2: 343,327 km (0.068 R)
• M3: 1,614,011 km (0.071 R)
• M4: 2,383,543 km (0.085 R)
• M5: 4,622,724 km (0.073 R)
• M6: 5,532,877 km (0.032 R)
• M7: 8,422,211 km (0.03 R)
• M8: 9,610,167 km (0.116 R)
• M9: 10,272,587 km (0.114 R)
• M10: 11,749,716 km (0.118 R)
• M11: 13,162,369 km (0.082 R)
• M12: 13,978,874 km (0.105 R)
• M13: 23,198,142 km (0.08 R)
• M14: 26,353,759 km (0.107 R)
• M15: 29,098,581 km (0.092 R)
• M16: 41,265,675 km (0.106 R)
• M17: 43,009,238 km (0.06 R)
• M18: 48,374,117 km (0.099 R)
• M19: 54,168,491 km (0.119 R)
• M20: 55,032,269 km (0.106 R)
• M21: 57,142,647 km (0.114 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 10,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit