🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.2

Radius: 12

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.64 AU - 0.66 AU

Year: 349 Days

Day: 14.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,211,535 km

• M1: 149,299 km (0.025 R)
• M2: 540,497 km (0.03 R)
• M3: 1,066,334 km (0.119 R)
• M4: 1,504,655 km (0.091 R)
• M5: 2,333,577 km (0.118 R)
• M6: 2,964,431 km (0.059 R)
• M7: 3,403,950 km (0.032 R)
• M8: 3,910,040 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.6

Radius: 14.5

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.9 AU - 1.42 AU

Year: 833 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,211,535 km

• M1: 180,415 km (0.09 R)
• M2: 637,137 km (0.046 R)
• M3: 1,205,460 km (0.052 R)
• M4: 1,725,911 km (0.119 R)
• M5: 2,558,572 km (0.086 R)
• M6: 3,028,011 km (0.116 R)
• M7: 3,490,866 km (0.119 R)
• M8: 4,100,926 km (0.037 R)
• M9: 4,991,782 km (0.1 R)
• M10: 5,733,039 km (0.108 R)
• M11: 6,468,014 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.5

Radius: 10.6

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.16 AU - 1.3 AU

Year: 910 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,211,535 km

• M1: 131,796 km (0.06 R)
• M2: 595,100 km (0.094 R)
• M3: 932,444 km (0.07 R)
• M4: 1,308,533 km (0.064 R)
• M5: 1,699,731 km (0.116 R)
• M6: 2,294,532 km (0.041 R)
• M7: 2,688,573 km (0.073 R)
• M8: 4,135,334 km (0.083 R)
• M9: 4,498,558 km (0.077 R)
• M10: 5,270,782 km (0.078 R)
• M11: 5,678,735 km (0.093 R)
• M12: 6,602,652 km (0.113 R)
• M13: 7,721,793 km (0.11 R)
• M14: 8,378,378 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.1

Radius: 8.2

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.27 AU - 1.87 AU

Year: 1312 Days

Day: 9.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,211,535 km

• M1: 102,026 km (0.113 R)
• M2: 380,278 km (0.069 R)
• M3: 1,151,754 km (0.107 R)
• M4: 1,468,004 km (0.061 R)
• M5: 2,092,126 km (0.036 R)
• M6: 2,352,427 km (0.08 R)
• M7: 2,647,882 km (0.113 R)
• M8: 2,939,149 km (0.111 R)
• M9: 3,392,730 km (0.062 R)
• M10: 4,141,617 km (0.081 R)
• M11: 4,594,300 km (0.107 R)
• M12: 5,079,596 km (0.106 R)
• M13: 5,576,261 km (0.102 R)
• M14: 6,104,940 km (0.106 R)
• M15: 6,921,295 km (0.115 R)
• M16: 7,288,857 km (0.093 R)
• M17: 9,294,516 km (0.106 R)
• M18: 12,125,207 km (0.081 R)
• M19: 12,390,593 km (0.101 R)
• M20: 13,532,175 km (0.116 R)

Asteroid Belt

Center: 2.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 11

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.22 AU - 4.08 AU

Year: 4650 Days

Day: 13 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,211,535 km

• M1: 136,732 km (0.104 R)
• M2: 515,514 km (0.068 R)
• M3: 1,082,341 km (0.054 R)
• M4: 1,522,906 km (0.104 R)
• M5: 2,054,876 km (0.096 R)
• M6: 2,481,380 km (0.089 R)
• M7: 3,475,009 km (0.074 R)
• M8: 4,474,921 km (0.111 R)
• M9: 8,191,680 km (0.092 R)
• M10: 9,869,121 km (0.106 R)
• M11: 11,810,453 km (0.088 R)
• M12: 13,139,630 km (0.077 R)
• M13: 14,356,309 km (0.107 R)
• M14: 20,111,639 km (0.059 R)
• M15: 20,573,597 km (0.116 R)
• M16: 23,134,114 km (0.12 R)
• M17: 23,568,397 km (0.105 R)
• M18: 24,008,214 km (0.05 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 19,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit