🌌 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: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 9

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.82 AU - 0.82 AU

Year: 504 Days

Day: 11.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 13,569,679 km

• M1: 112,049 km (0.105 R)
• M2: 461,210 km (0.045 R)
• M3: 782,098 km (0.054 R)
• M4: 1,182,422 km (0.114 R)
• M5: 1,702,723 km (0.055 R)
• M6: 2,107,236 km (0.066 R)
• M7: 2,414,809 km (0.113 R)
• M8: 3,034,443 km (0.103 R)
• M9: 3,781,385 km (0.118 R)
• M10: 4,117,831 km (0.088 R)
• M11: 4,516,809 km (0.114 R)
• M12: 5,296,812 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.4

Radius: 11.4

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.69 AU - 0.95 AU

Year: 504 Days

Day: 13.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,569,679 km

• M1: 141,819 km (0.091 R)
• M2: 524,041 km (0.115 R)
• M3: 1,134,700 km (0.106 R)
• M4: 1,518,867 km (0.099 R)
• M5: 2,123,991 km (0.066 R)
• M6: 2,498,883 km (0.071 R)
• M7: 3,175,664 km (0.102 R)
• M8: 3,538,438 km (0.05 R)
• M9: 4,781,447 km (0.112 R)
• M10: 5,192,542 km (0.11 R)
• M11: 6,086,240 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.3

Radius: 10.9

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.75 AU - 0.99 AU

Year: 550 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 13,569,679 km

• M1: 135,835 km (0.081 R)
• M2: 500,854 km (0.065 R)
• M3: 868,864 km (0.11 R)
• M4: 1,673,103 km (0.115 R)
• M5: 2,435,005 km (0.043 R)
• M6: 2,861,807 km (0.048 R)
• M7: 4,036,899 km (0.078 R)
• M8: 6,745,817 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.2

Radius: 8.7

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.14 AU - 1.88 AU

Year: 1259 Days

Day: 8.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,569,679 km

• M1: 108,309 km (0.106 R)
• M2: 382,073 km (0.116 R)
• M3: 793,318 km (0.056 R)
• M4: 1,088,923 km (0.081 R)
• M5: 1,422,227 km (0.109 R)
• M6: 1,746,256 km (0.066 R)
• M7: 2,523,267 km (0.102 R)
• M8: 3,271,107 km (0.098 R)
• M9: 3,696,863 km (0.104 R)
• M10: 4,829,468 km (0.117 R)
• M11: 5,345,730 km (0.077 R)
• M12: 6,260,072 km (0.097 R)
• M13: 7,762,484 km (0.058 R)
• M14: 8,075,143 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 8.1

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.36 AU - 3.46 AU

Year: 3367 Days

Day: 12.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 13,569,679 km

• M1: 110,852 km (0.12 R)
• M2: 912,098 km (0.106 R)
• M3: 1,232,537 km (0.104 R)
• M4: 2,415,706 km (0.056 R)
• M5: 4,354,495 km (0.033 R)
• M6: 5,966,711 km (0.089 R)
• M7: 8,787,828 km (0.099 R)
• M8: 10,795,431 km (0.065 R)
• M9: 13,288,779 km (0.064 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 19,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit