🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221

Radius: 8.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.71 AU - 0.75 AU

Year: 423 Days

Day: 14.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 96.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,093,577 km

• M1: 100,829 km (0.105 R)
• M2: 410,048 km (0.114 R)
• M3: 670,198 km (0.118 R)
• M4: 975,229 km (0.083 R)
• M5: 1,265,598 km (0.071 R)
• M6: 1,540,858 km (0.067 R)
• M7: 2,033,484 km (0.068 R)
• M8: 2,464,775 km (0.1 R)
• M9: 2,834,281 km (0.115 R)
• M10: 3,342,465 km (0.088 R)
• M11: 3,729,026 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.1

Radius: 10.8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.71 AU - 3.63 AU

Year: 3828 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,093,577 km

• M1: 134,488 km (0.097 R)
• M2: 998,566 km (0.098 R)
• M3: 1,908,719 km (0.101 R)
• M4: 2,442,933 km (0.052 R)
• M5: 3,868,302 km (0.066 R)
• M6: 4,213,873 km (0.087 R)
• M7: 6,110,325 km (0.069 R)
• M8: 7,217,948 km (0.09 R)
• M9: 9,174,239 km (0.059 R)
• M10: 9,548,832 km (0.089 R)
• M11: 9,969,352 km (0.084 R)
• M12: 10,438,790 km (0.103 R)
• M13: 14,649,970 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.7

Radius: 9.8

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.63 AU - 5.05 AU

Year: 6132 Days

Day: 13.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,093,577 km

• M1: 127,906 km (0.09 R)
• M2: 471,832 km (0.08 R)
• M3: 900,579 km (0.036 R)
• M4: 1,259,614 km (0.118 R)
• M5: 1,728,454 km (0.119 R)
• M6: 2,072,678 km (0.111 R)
• M7: 2,844,155 km (0.065 R)
• M8: 4,083,124 km (0.025 R)
• M9: 4,727,742 km (0.085 R)
• M10: 5,232,784 km (0.09 R)
• M11: 5,961,924 km (0.101 R)
• M12: 6,722,779 km (0.106 R)
• M13: 8,970,337 km (0.046 R)
• M14: 9,923,874 km (0.109 R)
• M15: 10,847,940 km (0.08 R)
• M16: 12,340,328 km (0.063 R)
• M17: 13,353,555 km (0.05 R)
• M18: 14,363,789 km (0.056 R)
• M19: 16,221,795 km (0.081 R)
• M20: 16,790,117 km (0.091 R)
• M21: 17,700,270 km (0.112 R)
• M22: 23,783,817 km (0.102 R)
• M23: 24,682,302 km (0.093 R)
• M24: 26,720,872 km (0.088 R)
• M25: 27,691,763 km (0.108 R)
• M26: 30,269,184 km (0.103 R)
• M27: 30,937,588 km (0.066 R)
• M28: 31,616,014 km (0.105 R)
• M29: 32,205,280 km (0.066 R)
• M30: 33,203,547 km (0.084 R)
• M31: 34,325,531 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.1

Radius: 8.3

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.77 AU - 5.99 AU

Year: 8464 Days

Day: 11 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,093,577 km

• M1: 112,049 km (0.095 R)
• M2: 411,544 km (0.103 R)
• M3: 712,983 km (0.116 R)
• M4: 1,021,753 km (0.047 R)
• M5: 1,535,323 km (0.107 R)
• M6: 3,009,460 km (0.092 R)
• M7: 3,688,186 km (0.095 R)
• M8: 4,718,317 km (0.048 R)
• M9: 5,763,108 km (0.119 R)
• M10: 8,472,326 km (0.113 R)
• M11: 10,739,631 km (0.1 R)
• M12: 13,441,518 km (0.104 R)
• M13: 15,454,358 km (0.107 R)
• M14: 15,775,993 km (0.089 R)
• M15: 18,368,075 km (0.119 R)
• M16: 18,947,767 km (0.081 R)
• M17: 20,916,625 km (0.095 R)
• M18: 23,777,086 km (0.069 R)
• M19: 32,414,268 km (0.115 R)
• M20: 34,013,619 km (0.105 R)
• M21: 34,339,593 km (0.057 R)
• M22: 39,364,735 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.9

Radius: 5.1

Gravity: 16.41 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.24 AU - 11.76 AU

Year: 21448 Days

Day: 16.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,093,577 km

• M1: 64,477 km (0.077 R)
• M2: 275,110 km (0.118 R)
• M3: 447,148 km (0.115 R)
• M4: 702,512 km (0.084 R)
• M5: 1,152,053 km (0.103 R)
• M6: 2,808,700 km (0.059 R)
• M7: 3,005,272 km (0.113 R)
• M8: 3,211,118 km (0.094 R)
• M9: 3,767,024 km (0.087 R)
• M10: 4,068,015 km (0.059 R)
• M11: 4,855,797 km (0.115 R)
• M12: 5,032,024 km (0.109 R)
• M13: 5,212,439 km (0.115 R)
• M14: 6,685,230 km (0.087 R)
• M15: 7,587,006 km (0.11 R)
• M16: 8,982,006 km (0.027 R)
• M17: 9,355,701 km (0.105 R)
• M18: 9,795,519 km (0.118 R)
• M19: 11,015,490 km (0.096 R)
• M20: 12,139,119 km (0.069 R)
• M21: 17,482,456 km (0.093 R)
• M22: 19,444,582 km (0.095 R)
• M23: 22,802,904 km (0.103 R)
• M24: 23,901,401 km (0.047 R)
• M25: 24,412,129 km (0.1 R)
• M26: 25,034,755 km (0.026 R)
• M27: 25,244,491 km (0.033 R)
• M28: 31,607,936 km (0.092 R)
• M29: 37,435,970 km (0.096 R)
• M30: 44,553,238 km (0.102 R)
• M31: 48,346,591 km (0.12 R)
• M32: 60,252,188 km (0.061 R)
• M33: 61,578,373 km (0.087 R)
• M34: 65,276,133 km (0.114 R)
• M35: 67,686,155 km (0.087 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 17,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit