🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115

Radius: 11

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.51 AU - 0.57 AU

Year: 274 Days

Day: 14.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,547,753 km

• M1: 136,882 km (0.048 R)
• M2: 499,507 km (0.072 R)
• M3: 1,363,435 km (0.086 R)
• M4: 1,712,746 km (0.119 R)
• M5: 2,382,346 km (0.081 R)

Asteroid Belt

Center: 1.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15

Radius: 10.4

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.53 AU - 2.03 AU

Year: 1639 Days

Day: 10.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,547,753 km

• M1: 129,402 km (0.119 R)
• M2: 500,405 km (0.106 R)
• M3: 923,617 km (0.107 R)
• M4: 1,856,061 km (0.073 R)
• M5: 2,416,903 km (0.075 R)
• M6: 2,879,011 km (0.119 R)
• M7: 3,225,928 km (0.069 R)
• M8: 3,776,897 km (0.047 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.3

Radius: 3.9

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.48 AU - 7.54 AU

Year: 14206 Days

Day: 17.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 51.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,547,753 km

• M1: 208,539 km (0.04 R)
• M2: 400,773 km (0.079 R)
• M3: 592,108 km (0.05 R)
• M4: 744,249 km (0.098 R)
• M5: 2,614,971 km (0.109 R)
• M6: 3,008,114 km (0.105 R)
• M7: 7,993,313 km (0.112 R)
• M8: 10,106,832 km (0.093 R)
• M9: 10,724,372 km (0.108 R)
• M10: 11,982,191 km (0.042 R)
• M11: 16,020,735 km (0.089 R)
• M12: 16,211,622 km (0.076 R)
• M13: 19,548,552 km (0.091 R)
• M14: 34,627,868 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.4

Radius: 5.4

Gravity: 18.91 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.19 AU - 8.15 AU

Year: 14662 Days

Day: 17.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,547,753 km

• M1: 67,169 km (0.099 R)
• M2: 344,673 km (0.104 R)
• M3: 1,042,847 km (0.045 R)
• M4: 2,286,753 km (0.098 R)
• M5: 2,510,551 km (0.088 R)
• M6: 2,885,294 km (0.067 R)
• M7: 4,145,806 km (0.09 R)
• M8: 4,542,240 km (0.072 R)
• M9: 4,997,018 km (0.078 R)
• M10: 5,846,584 km (0.107 R)
• M11: 6,188,565 km (0.11 R)
• M12: 6,747,163 km (0.084 R)
• M13: 8,624,766 km (0.055 R)
• M14: 9,423,319 km (0.092 R)
• M15: 10,768,354 km (0.051 R)
• M16: 11,051,842 km (0.092 R)
• M17: 12,053,400 km (0.118 R)
• M18: 16,072,346 km (0.06 R)
• M19: 16,293,901 km (0.073 R)
• M20: 17,200,763 km (0.079 R)
• M21: 19,280,323 km (0.119 R)
• M22: 21,432,438 km (0.071 R)
• M23: 22,520,164 km (0.1 R)
• M24: 24,123,255 km (0.069 R)
• M25: 29,718,515 km (0.085 R)
• M26: 30,052,417 km (0.08 R)
• M27: 31,528,798 km (0.061 R)
• M28: 35,243,014 km (0.026 R)
• M29: 39,238,624 km (0.118 R)
• M30: 42,672,793 km (0.11 R)
• M31: 43,669,114 km (0.095 R)
• M32: 47,202,766 km (0.093 R)
• M33: 47,505,552 km (0.049 R)
• M34: 50,131,892 km (0.066 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: 419 - 19,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit