🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.4

Radius: 8.1

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.8 AU - 0.82 AU

Year: 486 Days

Day: 14.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,403,966 km

• M1: 100,679 km (0.103 R)
• M2: 354,547 km (0.085 R)
• M3: 740,809 km (0.047 R)
• M4: 1,193,941 km (0.038 R)
• M5: 1,484,310 km (0.093 R)
• M6: 1,968,110 km (0.099 R)
• M7: 2,220,032 km (0.108 R)
• M8: 2,623,647 km (0.064 R)
• M9: 2,974,454 km (0.099 R)
• M10: 3,344,260 km (0.086 R)
• M11: 4,232,872 km (0.045 R)
• M12: 4,839,940 km (0.11 R)
• M13: 5,108,019 km (0.087 R)
• M14: 5,990,796 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.6

Radius: 14.3

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.85 AU - 3.41 AU

Year: 3693 Days

Day: 5.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,403,966 km

• M1: 181,013 km (0.118 R)
• M2: 1,178,532 km (0.11 R)
• M3: 2,653,866 km (0.106 R)
• M4: 3,829,705 km (0.081 R)
• M5: 4,633,196 km (0.092 R)
• M6: 5,502,658 km (0.086 R)
• M7: 8,040,586 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56

Radius: 8.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.46 AU - 4.3 AU

Year: 5097 Days

Day: 7 Hours

Environment

Temp: -220 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,403,966 km

• M1: 100,829 km (0.093 R)
• M2: 768,035 km (0.087 R)
• M3: 1,076,656 km (0.071 R)
• M4: 1,349,822 km (0.064 R)
• M5: 1,910,514 km (0.103 R)
• M6: 2,198,042 km (0.109 R)
• M7: 3,922,307 km (0.111 R)
• M8: 4,353,298 km (0.05 R)
• M9: 4,855,348 km (0.074 R)
• M10: 7,179,351 km (0.118 R)
• M11: 10,526,305 km (0.119 R)
• M12: 11,755,101 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.1

Radius: 6.4

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.91 AU - 8.19 AU

Year: 15231 Days

Day: 19 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,403,966 km

• M1: 79,586 km (0.088 R)
• M2: 293,810 km (0.11 R)
• M3: 534,812 km (0.111 R)
• M4: 771,177 km (0.12 R)
• M5: 1,200,822 km (0.119 R)
• M6: 1,669,213 km (0.103 R)
• M7: 2,492,899 km (0.069 R)
• M8: 2,693,360 km (0.069 R)
• M9: 3,127,044 km (0.106 R)
• M10: 3,538,139 km (0.036 R)
• M11: 3,839,729 km (0.106 R)
• M12: 4,259,949 km (0.075 R)
• M13: 5,018,410 km (0.11 R)
• M14: 7,451,769 km (0.096 R)
• M15: 8,184,649 km (0.098 R)
• M16: 9,973,540 km (0.1 R)
• M17: 11,007,561 km (0.095 R)
• M18: 14,188,460 km (0.06 R)
• M19: 14,713,100 km (0.037 R)
• M20: 15,130,029 km (0.108 R)
• M21: 18,893,313 km (0.104 R)
• M22: 21,366,465 km (0.107 R)
• M23: 24,211,667 km (0.119 R)
• M24: 25,383,168 km (0.103 R)
• M25: 26,417,039 km (0.056 R)
• M26: 29,030,963 km (0.084 R)
• M27: 31,125,333 km (0.066 R)
• M28: 33,013,408 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.6

Radius: 5

Gravity: 15.86 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.57 AU - 10.21 AU

Year: 17676 Days

Day: 22.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,403,966 km

• M1: 64,028 km (0.101 R)
• M2: 243,695 km (0.095 R)
• M3: 618,138 km (0.103 R)
• M4: 829,071 km (0.109 R)
• M5: 1,135,597 km (0.087 R)
• M6: 1,499,868 km (0.092 R)
• M7: 2,650,276 km (0.11 R)
• M8: 3,365,653 km (0.118 R)
• M9: 3,576,436 km (0.097 R)
• M10: 4,083,124 km (0.051 R)
• M11: 4,415,531 km (0.069 R)
• M12: 4,897,685 km (0.049 R)
• M13: 7,052,941 km (0.074 R)
• M14: 7,267,764 km (0.082 R)
• M15: 7,755,902 km (0.073 R)
• M16: 8,171,185 km (0.074 R)
• M17: 8,456,319 km (0.036 R)
• M18: 13,501,058 km (0.106 R)
• M19: 16,084,314 km (0.08 R)
• M20: 18,487,754 km (0.118 R)
• M21: 20,159,360 km (0.104 R)
• M22: 23,039,119 km (0.07 R)
• M23: 23,799,675 km (0.103 R)
• M24: 24,872,591 km (0.098 R)
• M25: 26,079,397 km (0.081 R)
• M26: 30,157,734 km (0.075 R)
• M27: 31,528,948 km (0.068 R)
• M28: 33,421,211 km (0.104 R)
• M29: 37,691,034 km (0.089 R)
• M30: 39,820,410 km (0.103 R)
• M31: 40,501,978 km (0.11 R)
• M32: 47,141,281 km (0.087 R)
• M33: 48,519,975 km (0.046 R)
• M34: 56,158,143 km (0.088 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 19,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit