🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.1

Radius: 8.7

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.47 AU - 0.69 AU

Year: 295 Days

Day: 7.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,096,778 km

• M1: 108,309 km (0.096 R)
• M2: 387,608 km (0.113 R)
• M3: 726,148 km (0.106 R)
• M4: 1,018,911 km (0.097 R)
• M5: 1,640,490 km (0.054 R)
• M6: 2,028,846 km (0.108 R)
• M7: 2,409,872 km (0.072 R)
• M8: 2,708,170 km (0.037 R)
• M9: 3,295,641 km (0.038 R)
• M10: 3,653,479 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789

Radius: 8.6

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.29 AU - 1.81 AU

Year: 1287 Days

Day: 6.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,096,778 km

• M1: 107,262 km (0.098 R)
• M2: 913,744 km (0.068 R)
• M3: 1,546,842 km (0.117 R)
• M4: 1,997,730 km (0.113 R)
• M5: 3,192,718 km (0.113 R)
• M6: 3,578,680 km (0.045 R)
• M7: 4,065,173 km (0.087 R)
• M8: 4,444,403 km (0.103 R)
• M9: 6,392,317 km (0.051 R)
• M10: 6,856,220 km (0.092 R)
• M11: 7,474,209 km (0.111 R)
• M12: 8,880,279 km (0.113 R)
• M13: 11,133,822 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.1

Radius: 14

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.77 AU - 6.51 AU

Year: 8932 Days

Day: 10.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,096,778 km

• M1: 174,880 km (0.119 R)
• M2: 644,767 km (0.077 R)
• M3: 1,129,165 km (0.088 R)
• M4: 2,043,357 km (0.092 R)
• M5: 3,586,908 km (0.115 R)
• M6: 4,086,116 km (0.118 R)
• M7: 5,839,104 km (0.105 R)
• M8: 6,848,441 km (0.102 R)
• M9: 7,470,469 km (0.097 R)
• M10: 10,064,346 km (0.062 R)
• M11: 10,772,842 km (0.119 R)
• M12: 15,372,079 km (0.045 R)
• M13: 19,871,983 km (0.081 R)
• M14: 20,387,796 km (0.088 R)
• M15: 20,912,436 km (0.108 R)
• M16: 26,136,543 km (0.059 R)
• M17: 30,002,003 km (0.043 R)
• M18: 33,191,728 km (0.06 R)
• M19: 37,265,278 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.1

Radius: 7.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.49 AU - 10.71 AU

Year: 19835 Days

Day: 21 Hours

Environment

Temp: -232 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,096,778 km

• M1: 162,613 km (0.076 R)
• M2: 477,666 km (0.101 R)
• M3: 814,860 km (0.104 R)
• M4: 1,062,893 km (0.11 R)
• M5: 1,705,715 km (0.108 R)
• M6: 1,989,502 km (0.106 R)
• M7: 3,252,707 km (0.117 R)
• M8: 3,584,515 km (0.039 R)
• M9: 3,984,689 km (0.12 R)
• M10: 4,340,732 km (0.059 R)
• M11: 5,742,015 km (0.088 R)
• M12: 20,541,433 km (0.1 R)
• M13: 22,407,517 km (0.067 R)
• M14: 25,333,951 km (0.093 R)
• M15: 29,382,518 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 19,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit