🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.3

Radius: 10.5

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.66 AU - 0.72 AU

Year: 364 Days

Day: 6.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,840,090 km

• M1: 130,599 km (0.077 R)
• M2: 457,620 km (0.113 R)
• M3: 858,991 km (0.074 R)
• M4: 1,251,386 km (0.066 R)
• M5: 1,580,950 km (0.071 R)
• M6: 1,996,982 km (0.11 R)
• M7: 2,825,605 km (0.053 R)
• M8: 3,454,813 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.5

Radius: 11.3

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.84 AU - 2.94 AU

Year: 3124 Days

Day: 8.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,840,090 km

• M1: 142,567 km (0.081 R)
• M2: 541,095 km (0.106 R)
• M3: 957,127 km (0.05 R)
• M4: 1,339,649 km (0.092 R)
• M5: 1,995,037 km (0.072 R)
• M6: 2,366,638 km (0.077 R)
• M7: 2,729,712 km (0.089 R)
• M8: 4,160,018 km (0.119 R)
• M9: 4,874,647 km (0.073 R)
• M10: 5,358,895 km (0.113 R)
• M11: 6,229,405 km (0.115 R)
• M12: 7,033,643 km (0.056 R)
• M13: 7,681,103 km (0.106 R)
• M14: 8,279,943 km (0.05 R)
• M15: 8,635,986 km (0.084 R)
• M16: 9,126,517 km (0.095 R)
• M17: 12,509,972 km (0.106 R)
• M18: 13,912,752 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.8

Radius: 10.2

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.95 AU - 3.35 AU

Year: 3555 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 127.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,840,090 km

• M1: 128,355 km (0.119 R)
• M2: 478,564 km (0.077 R)
• M3: 1,107,772 km (0.102 R)
• M4: 1,426,565 km (0.068 R)
• M5: 1,831,228 km (0.055 R)
• M6: 2,325,798 km (0.119 R)
• M7: 3,122,407 km (0.111 R)
• M8: 4,645,911 km (0.088 R)
• M9: 6,171,361 km (0.106 R)
• M10: 11,443,340 km (0.103 R)
• M11: 12,327,463 km (0.103 R)
• M12: 13,256,466 km (0.094 R)
• M13: 14,136,700 km (0.115 R)
• M14: 17,065,078 km (0.038 R)
• M15: 17,828,326 km (0.081 R)
• M16: 20,134,377 km (0.042 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.8

Radius: 14.1

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.54 AU - 7.14 AU

Year: 8973 Days

Day: 14.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,840,090 km

• M1: 185,352 km (0.105 R)
• M2: 907,610 km (0.118 R)
• M3: 1,527,843 km (0.036 R)
• M4: 3,724,538 km (0.116 R)
• M5: 4,556,602 km (0.081 R)
• M6: 6,033,731 km (0.093 R)
• M7: 9,539,707 km (0.087 R)
• M8: 11,407,586 km (0.093 R)
• M9: 12,538,994 km (0.093 R)
• M10: 16,317,089 km (0.083 R)
• M11: 17,196,126 km (0.058 R)
• M12: 23,063,953 km (0.118 R)
• M13: 24,782,084 km (0.028 R)
• M14: 33,044,225 km (0.092 R)
• M15: 40,602,657 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 16,409 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit