🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.2

Radius: 14.5

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.43 AU - 0.69 AU

Year: 284 Days

Day: 6.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,006,949 km

• M1: 180,864 km (0.109 R)
• M2: 683,064 km (0.12 R)
• M3: 1,343,389 km (0.106 R)
• M4: 1,796,222 km (0.073 R)
• M5: 2,502,024 km (0.104 R)
• M6: 3,679,210 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.3

Radius: 15

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.63 AU - 0.71 AU

Year: 372 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 105.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,006,949 km

• M1: 187,745 km (0.095 R)
• M2: 705,952 km (0.087 R)
• M3: 1,241,812 km (0.074 R)
• M4: 1,839,605 km (0.086 R)
• M5: 3,559,681 km (0.037 R)
• M6: 4,096,738 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.9

Radius: 10.5

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.01 AU - 1.45 AU

Year: 925 Days

Day: 8.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,006,949 km

• M1: 130,599 km (0.025 R)
• M2: 510,727 km (0.045 R)
• M3: 1,665,174 km (0.058 R)
• M4: 2,262,518 km (0.082 R)
• M5: 2,802,417 km (0.095 R)
• M6: 3,510,763 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.8

Radius: 9.2

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.08 AU - 1.64 AU

Year: 1076 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,006,949 km

• M1: 117,135 km (0.109 R)
• M2: 720,463 km (0.103 R)
• M3: 1,191,397 km (0.092 R)
• M4: 1,575,864 km (0.06 R)
• M5: 2,113,519 km (0.075 R)
• M6: 2,647,134 km (0.119 R)
• M7: 3,409,036 km (0.119 R)
• M8: 4,344,023 km (0.1 R)
• M9: 4,637,684 km (0.076 R)
• M10: 4,926,407 km (0.075 R)
• M11: 5,580,001 km (0.116 R)
• M12: 5,969,703 km (0.047 R)
• M13: 7,153,920 km (0.118 R)
• M14: 8,568,068 km (0.069 R)
• M15: 8,893,893 km (0.118 R)
• M16: 9,921,331 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.8

Radius: 9

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.05 AU - 4.51 AU

Year: 6006 Days

Day: 14.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,006,949 km

• M1: 112,198 km (0.085 R)
• M2: 428,897 km (0.044 R)
• M3: 725,699 km (0.115 R)
• M4: 1,166,415 km (0.106 R)
• M5: 1,595,910 km (0.084 R)
• M6: 2,238,882 km (0.099 R)
• M7: 2,831,888 km (0.113 R)
• M8: 3,268,863 km (0.088 R)
• M9: 3,682,052 km (0.071 R)
• M10: 4,032,560 km (0.096 R)
• M11: 4,456,820 km (0.097 R)
• M12: 6,196,793 km (0.116 R)
• M13: 7,075,979 km (0.114 R)
• M14: 8,113,441 km (0.114 R)
• M15: 8,507,631 km (0.051 R)
• M16: 9,164,665 km (0.116 R)
• M17: 9,592,365 km (0.089 R)
• M18: 12,186,691 km (0.105 R)
• M19: 13,021,447 km (0.086 R)
• M20: 14,118,000 km (0.118 R)
• M21: 15,453,909 km (0.06 R)
• M22: 15,998,894 km (0.042 R)
• M23: 17,255,815 km (0.105 R)
• M24: 17,908,511 km (0.044 R)
• M25: 18,509,745 km (0.114 R)
• M26: 19,894,273 km (0.117 R)
• M27: 21,720,414 km (0.105 R)
• M28: 22,251,038 km (0.114 R)
• M29: 22,558,162 km (0.083 R)
• M30: 22,946,069 km (0.12 R)
• M31: 24,542,279 km (0.115 R)
• M32: 25,702,859 km (0.095 R)
• M33: 28,133,076 km (0.11 R)
• M34: 28,492,261 km (0.096 R)
• M35: 30,807,288 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.7

Radius: 4.2

Gravity: 15.86 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.27 AU - 7.95 AU

Year: 14239 Days

Day: 16.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,006,949 km

• M1: 52,359 km (0.062 R)
• M2: 544,087 km (0.097 R)
• M3: 1,060,350 km (0.097 R)
• M4: 2,274,336 km (0.092 R)
• M5: 2,558,124 km (0.077 R)
• M6: 3,406,643 km (0.109 R)
• M7: 3,727,081 km (0.069 R)
• M8: 3,960,454 km (0.108 R)
• M9: 4,176,174 km (0.036 R)
• M10: 4,514,116 km (0.062 R)
• M11: 6,631,973 km (0.102 R)
• M12: 9,332,065 km (0.109 R)
• M13: 9,521,755 km (0.119 R)
• M14: 12,227,831 km (0.105 R)
• M15: 12,512,216 km (0.111 R)
• M16: 13,153,542 km (0.109 R)
• M17: 15,670,826 km (0.115 R)
• M18: 17,902,228 km (0.088 R)
• M19: 26,602,092 km (0.034 R)
• M20: 26,887,824 km (0.095 R)
• M21: 28,845,910 km (0.091 R)
• M22: 30,271,728 km (0.106 R)
• M23: 34,716,579 km (0.115 R)
• M24: 38,839,198 km (0.105 R)
• M25: 41,208,229 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 19,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit