🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497

Radius: 13.4

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.56 AU - 0.8 AU

Year: 368 Days

Day: 7.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,710,019 km

• M1: 166,652 km (0.098 R)
• M2: 588,368 km (0.095 R)
• M3: 1,101,340 km (0.119 R)
• M4: 1,847,085 km (0.101 R)
• M5: 2,609,884 km (0.057 R)
• M6: 3,194,064 km (0.072 R)
• M7: 3,948,636 km (0.103 R)
• M8: 4,506,935 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907

Radius: 11.9

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.6 AU - 0.92 AU

Year: 435 Days

Day: 6.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,710,019 km

• M1: 147,952 km (0.11 R)
• M2: 609,013 km (0.04 R)
• M3: 1,011,431 km (0.106 R)
• M4: 1,799,363 km (0.111 R)
• M5: 2,273,439 km (0.12 R)
• M6: 2,735,098 km (0.035 R)
• M7: 3,200,497 km (0.117 R)
• M8: 3,863,215 km (0.119 R)
• M9: 4,676,130 km (0.092 R)
• M10: 5,756,227 km (0.069 R)
• M11: 6,132,765 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.7

Radius: 8.1

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.64 AU - 1 AU

Year: 487 Days

Day: 12.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 29,710,019 km

• M1: 100,979 km (0.066 R)
• M2: 625,768 km (0.072 R)
• M3: 959,222 km (0.115 R)
• M4: 1,425,219 km (0.083 R)
• M5: 2,073,277 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 12.9

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.48 AU - 3.58 AU

Year: 4351 Days

Day: 8.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,710,019 km

• M1: 160,369 km (0.091 R)
• M2: 574,007 km (0.117 R)
• M3: 1,212,790 km (0.114 R)
• M4: 1,633,010 km (0.092 R)
• M5: 2,108,881 km (0.096 R)
• M6: 3,615,631 km (0.109 R)
• M7: 6,933,861 km (0.105 R)
• M8: 7,726,580 km (0.065 R)
• M9: 8,426,250 km (0.053 R)
• M10: 9,329,372 km (0.099 R)
• M11: 10,871,128 km (0.103 R)
• M12: 13,389,757 km (0.066 R)
• M13: 15,517,937 km (0.059 R)
• M14: 16,512,763 km (0.088 R)
• M15: 19,021,220 km (0.107 R)
• M16: 19,551,843 km (0.117 R)
• M17: 23,320,662 km (0.113 R)
• M18: 23,852,184 km (0.032 R)
• M19: 26,222,412 km (0.109 R)
• M20: 28,142,950 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 17,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit