🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.9

Radius: 8.9

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.19 AU - 1.19 AU

Year: 825 Days

Day: 9.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,180,133 km

• M1: 110,702 km (0.091 R)
• M2: 388,655 km (0.109 R)
• M3: 678,277 km (0.082 R)
• M4: 1,165,816 km (0.099 R)
• M5: 1,513,332 km (0.099 R)
• M6: 3,179,104 km (0.087 R)
• M7: 3,686,391 km (0.055 R)
• M8: 3,975,264 km (0.046 R)
• M9: 4,952,886 km (0.107 R)
• M10: 5,715,087 km (0.115 R)
• M11: 6,619,407 km (0.1 R)
• M12: 7,002,228 km (0.117 R)
• M13: 8,342,924 km (0.105 R)
• M14: 8,709,887 km (0.111 R)
• M15: 9,033,019 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492

Radius: 12.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.06 AU - 1.72 AU

Year: 1042 Days

Day: 8.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,180,133 km

• M1: 159,172 km (0.066 R)
• M2: 588,069 km (0.103 R)
• M3: 1,068,877 km (0.096 R)
• M4: 1,748,350 km (0.098 R)
• M5: 2,208,364 km (0.12 R)
• M6: 2,667,031 km (0.084 R)
• M7: 3,900,615 km (0.079 R)
• M8: 4,962,311 km (0.1 R)
• M9: 6,703,481 km (0.108 R)
• M10: 7,460,595 km (0.107 R)
• M11: 8,222,946 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728

Radius: 14.4

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.49 AU - 3.65 AU

Year: 4289 Days

Day: 12.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,180,133 km

• M1: 179,069 km (0.083 R)
• M2: 1,181,374 km (0.05 R)
• M3: 1,988,156 km (0.108 R)
• M4: 2,647,733 km (0.072 R)
• M5: 3,293,547 km (0.106 R)
• M6: 5,488,596 km (0.11 R)
• M7: 6,149,220 km (0.045 R)
• M8: 7,256,095 km (0.094 R)
• M9: 8,566,722 km (0.098 R)
• M10: 9,141,028 km (0.097 R)
• M11: 10,495,487 km (0.106 R)
• M12: 11,153,868 km (0.117 R)
• M13: 14,543,905 km (0.1 R)
• M14: 15,642,851 km (0.102 R)
• M15: 17,759,511 km (0.12 R)
• M16: 20,530,513 km (0.072 R)
• M17: 21,561,691 km (0.082 R)
• M18: 22,125,675 km (0.042 R)
• M19: 26,272,976 km (0.101 R)

Asteroid Belt

Center: 5.7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72

Radius: 7.6

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.52 AU - 9.12 AU

Year: 13904 Days

Day: 17.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,180,133 km

• M1: 96,042 km (0.12 R)
• M2: 611,257 km (0.1 R)
• M3: 2,688,124 km (0.092 R)
• M4: 3,733,065 km (0.117 R)
• M5: 5,106,523 km (0.1 R)
• M6: 5,631,313 km (0.061 R)
• M7: 8,655,583 km (0.045 R)
• M8: 12,277,946 km (0.037 R)
• M9: 12,866,614 km (0.116 R)
• M10: 13,525,443 km (0.097 R)
• M11: 13,994,432 km (0.103 R)
• M12: 17,160,671 km (0.068 R)
• M13: 18,020,859 km (0.069 R)
• M14: 18,461,724 km (0.109 R)
• M15: 21,259,054 km (0.087 R)
• M16: 23,571,239 km (0.085 R)
• M17: 25,333,203 km (0.047 R)
• M18: 27,181,185 km (0.089 R)
• M19: 28,011,902 km (0.081 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: 293 - 13,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit