🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.1

Radius: 13.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.8 AU - 0.82 AU

Year: 478 Days

Day: 9.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 18,627,282 km

• M1: 165,455 km (0.117 R)
• M2: 867,069 km (0.101 R)
• M3: 1,379,891 km (0.096 R)
• M4: 2,522,071 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.3

Radius: 14.7

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.11 AU - 1.51 AU

Year: 984 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 18,627,282 km

• M1: 182,809 km (0.081 R)
• M2: 752,926 km (0.109 R)
• M3: 1,308,533 km (0.08 R)
• M4: 1,950,457 km (0.038 R)
• M5: 2,630,080 km (0.081 R)
• M6: 3,310,451 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.2

Radius: 10.9

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.18 AU - 1.76 AU

Year: 1169 Days

Day: 11 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,627,282 km

• M1: 136,284 km (0.109 R)
• M2: 524,490 km (0.116 R)
• M3: 883,675 km (0.088 R)
• M4: 1,456,335 km (0.117 R)
• M5: 1,809,237 km (0.103 R)
• M6: 2,346,592 km (0.098 R)
• M7: 2,933,016 km (0.108 R)
• M8: 3,351,291 km (0.118 R)
• M9: 3,727,381 km (0.09 R)
• M10: 4,201,905 km (0.057 R)
• M11: 5,916,895 km (0.088 R)
• M12: 6,685,379 km (0.118 R)
• M13: 7,892,933 km (0.073 R)
• M14: 8,534,409 km (0.076 R)
• M15: 9,423,020 km (0.028 R)
• M16: 10,470,355 km (0.054 R)
• M17: 10,937,549 km (0.11 R)
• M18: 11,913,675 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.7

Radius: 14.5

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.13 AU - 4.17 AU

Year: 5546 Days

Day: 10.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,627,282 km

• M1: 180,415 km (0.074 R)
• M2: 819,497 km (0.093 R)
• M3: 1,470,397 km (0.076 R)
• M4: 2,486,167 km (0.109 R)
• M5: 3,650,786 km (0.092 R)
• M6: 4,224,943 km (0.107 R)
• M7: 6,083,547 km (0.113 R)
• M8: 6,699,292 km (0.092 R)
• M9: 8,150,840 km (0.109 R)
• M10: 9,035,711 km (0.074 R)
• M11: 9,803,298 km (0.115 R)
• M12: 10,538,572 km (0.105 R)
• M13: 12,160,961 km (0.119 R)
• M14: 13,228,790 km (0.044 R)
• M15: 14,404,629 km (0.05 R)
• M16: 15,649,284 km (0.114 R)
• M17: 16,146,547 km (0.087 R)
• M18: 17,173,088 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 17,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit