🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 14.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.84 AU - 0.84 AU

Year: 489 Days

Day: 14.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,516,697 km

• M1: 181,612 km (0.044 R)
• M2: 680,670 km (0.107 R)
• M3: 1,171,501 km (0.08 R)
• M4: 1,645,277 km (0.116 R)
• M5: 2,181,735 km (0.062 R)
• M6: 2,936,756 km (0.087 R)
• M7: 3,716,460 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.8

Radius: 15

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.88 AU - 0.9 AU

Year: 534 Days

Day: 10.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 141 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,516,697 km

• M1: 186,698 km (0.091 R)
• M2: 682,017 km (0.115 R)
• M3: 1,345,932 km (0.087 R)
• M4: 1,818,362 km (0.116 R)
• M5: 3,259,588 km (0.091 R)
• M6: 3,772,858 km (0.072 R)
• M7: 4,296,002 km (0.112 R)
• M8: 5,047,133 km (0.07 R)
• M9: 6,108,081 km (0.103 R)
• M10: 6,874,471 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.8

Radius: 8.9

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.92 AU - 1.08 AU

Year: 636 Days

Day: 13.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,516,697 km

• M1: 111,151 km (0.088 R)
• M2: 469,887 km (0.1 R)
• M3: 774,468 km (0.046 R)
• M4: 1,451,399 km (0.087 R)
• M5: 1,792,930 km (0.115 R)
• M6: 2,102,598 km (0.096 R)
• M7: 2,396,558 km (0.083 R)
• M8: 3,105,053 km (0.049 R)
• M9: 3,396,320 km (0.107 R)
• M10: 3,961,052 km (0.109 R)
• M11: 4,667,902 km (0.085 R)
• M12: 5,120,586 km (0.102 R)
• M13: 5,583,890 km (0.084 R)
• M14: 5,959,082 km (0.062 R)
• M15: 6,492,099 km (0.107 R)
• M16: 7,585,809 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807

Radius: 7.8

Gravity: 13.26 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.38 AU - 6.9 AU

Year: 9674 Days

Day: 15.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,516,697 km

• M1: 103,223 km (0.117 R)
• M2: 348,413 km (0.12 R)
• M3: 823,835 km (0.109 R)
• M4: 1,102,536 km (0.107 R)
• M5: 1,526,945 km (0.052 R)
• M6: 2,005,359 km (0.082 R)
• M7: 2,307,996 km (0.039 R)
• M8: 2,744,971 km (0.12 R)
• M9: 3,051,198 km (0.096 R)
• M10: 3,355,630 km (0.035 R)
• M11: 3,998,901 km (0.044 R)
• M12: 4,306,773 km (0.075 R)
• M13: 4,907,259 km (0.052 R)
• M14: 5,562,498 km (0.087 R)
• M15: 6,575,724 km (0.114 R)
• M16: 7,086,002 km (0.105 R)
• M17: 7,707,133 km (0.101 R)
• M18: 9,297,508 km (0.099 R)
• M19: 9,639,937 km (0.089 R)
• M20: 12,691,135 km (0.115 R)
• M21: 15,636,119 km (0.1 R)
• M22: 16,544,477 km (0.087 R)
• M23: 16,975,469 km (0.1 R)
• M24: 18,696,891 km (0.089 R)
• M25: 19,961,143 km (0.077 R)
• M26: 21,620,183 km (0.086 R)
• M27: 24,370,391 km (0.112 R)
• M28: 27,948,024 km (0.094 R)
• M29: 31,530,743 km (0.04 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 14,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit