🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 11.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.59 AU - 0.69 AU

Year: 347 Days

Day: 9.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,636,221 km

• M1: 143,016 km (0.067 R)
• M2: 592,557 km (0.047 R)
• M3: 969,245 km (0.102 R)
• M4: 1,470,248 km (0.118 R)
• M5: 1,911,711 km (0.098 R)
• M6: 3,235,353 km (0.11 R)
• M7: 3,907,197 km (0.065 R)
• M8: 4,283,436 km (0.09 R)
• M9: 4,670,146 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.4

Radius: 12.4

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.9 AU - 0.94 AU

Year: 599 Days

Day: 8.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,636,221 km

• M1: 154,235 km (0.109 R)
• M2: 559,197 km (0.062 R)
• M3: 1,017,415 km (0.093 R)
• M4: 1,403,826 km (0.115 R)
• M5: 1,908,420 km (0.071 R)
• M6: 2,522,669 km (0.115 R)
• M7: 3,499,842 km (0.086 R)
• M8: 3,958,509 km (0.029 R)
• M9: 4,600,733 km (0.054 R)
• M10: 5,509,241 km (0.111 R)
• M11: 6,035,676 km (0.116 R)
• M12: 6,973,355 km (0.089 R)
• M13: 7,727,179 km (0.112 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.4

Radius: 5.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.85 AU - 9.45 AU

Year: 18773 Days

Day: 15.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,636,221 km

• M1: 73,453 km (0.113 R)
• M2: 1,305,989 km (0.111 R)
• M3: 1,747,602 km (0.067 R)
• M4: 2,522,370 km (0.088 R)
• M5: 6,844,551 km (0.111 R)
• M6: 8,368,804 km (0.055 R)
• M7: 9,533,573 km (0.093 R)
• M8: 9,721,917 km (0.067 R)
• M9: 11,424,490 km (0.11 R)
• M10: 13,670,852 km (0.101 R)
• M11: 15,667,385 km (0.098 R)
• M12: 18,645,280 km (0.076 R)
• M13: 24,616,928 km (0.105 R)
• M14: 25,782,744 km (0.101 R)
• M15: 28,127,392 km (0.094 R)
• M16: 31,435,001 km (0.116 R)
• M17: 36,235,895 km (0.109 R)
• M18: 41,628,450 km (0.115 R)
• M19: 41,879,774 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.1

Radius: 6.8

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 8.36 AU - 10.68 AU

Year: 19923 Days

Day: 24 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,636,221 km

• M1: 84,523 km (0.108 R)
• M2: 375,939 km (0.067 R)
• M3: 855,550 km (0.093 R)
• M4: 1,209,499 km (0.085 R)
• M5: 1,472,492 km (0.116 R)
• M6: 2,332,530 km (0.1 R)
• M7: 2,906,836 km (0.08 R)
• M8: 3,463,041 km (0.046 R)
• M9: 5,485,904 km (0.047 R)
• M10: 6,094,019 km (0.109 R)
• M11: 6,414,457 km (0.093 R)
• M12: 8,140,518 km (0.082 R)
• M13: 9,397,140 km (0.041 R)
• M14: 10,378,502 km (0.088 R)
• M15: 13,528,285 km (0.055 R)
• M16: 16,947,644 km (0.031 R)
• M17: 18,562,852 km (0.061 R)
• M18: 20,366,553 km (0.118 R)
• M19: 22,853,020 km (0.104 R)
• M20: 24,119,515 km (0.11 R)
• M21: 24,618,723 km (0.116 R)
• M22: 32,837,032 km (0.096 R)
• M23: 34,573,564 km (0.033 R)
• M24: 35,980,233 km (0.11 R)
• M25: 45,989,377 km (0.105 R)
• M26: 52,538,024 km (0.066 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 15,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit