🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.9

Radius: 10.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.61 AU - 7.29 AU

Year: 5527 Days

Day: 12.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,000,063 km

• M1: 131,796 km (0.1 R)
• M2: 619,335 km (0.112 R)
• M3: 1,287,439 km (0.112 R)
• M4: 4,237,210 km (0.117 R)
• M5: 4,870,308 km (0.119 R)
• M6: 5,621,439 km (0.074 R)
• M7: 6,325,148 km (0.032 R)
• M8: 7,979,251 km (0.12 R)
• M9: 10,196,740 km (0.054 R)
• M10: 10,975,098 km (0.107 R)
• M11: 12,747,833 km (0.065 R)
• M12: 13,194,233 km (0.053 R)
• M13: 18,817,916 km (0.081 R)
• M14: 23,419,247 km (0.073 R)
• M15: 24,467,330 km (0.11 R)
• M16: 26,657,144 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.3

Radius: 11.7

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.42 AU - 9.42 AU

Year: 10145 Days

Day: 13 Hours

Environment

Temp: -182 °C

Axial Tilt: 67.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,000,063 km

• M1: 146,905 km (0.115 R)
• M2: 727,345 km (0.089 R)
• M3: 1,103,583 km (0.11 R)
• M4: 1,988,754 km (0.033 R)
• M5: 3,278,886 km (0.098 R)
• M6: 4,647,707 km (0.055 R)
• M7: 5,968,656 km (0.102 R)
• M8: 6,397,553 km (0.065 R)
• M9: 8,063,924 km (0.092 R)
• M10: 9,057,403 km (0.031 R)
• M11: 9,542,699 km (0.07 R)
• M12: 11,659,808 km (0.051 R)
• M13: 13,081,137 km (0.091 R)
• M14: 14,891,122 km (0.062 R)
• M15: 15,682,943 km (0.105 R)
• M16: 16,265,477 km (0.118 R)
• M17: 17,910,904 km (0.054 R)
• M18: 18,547,593 km (0.107 R)
• M19: 21,317,098 km (0.072 R)
• M20: 26,994,188 km (0.034 R)
• M21: 28,513,504 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.3

Radius: 12.7

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.94 AU - 11.4 AU

Year: 13272 Days

Day: 6.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,000,063 km

• M1: 157,975 km (0.1 R)
• M2: 663,018 km (0.061 R)
• M3: 1,421,180 km (0.072 R)
• M4: 2,095,866 km (0.079 R)
• M5: 2,890,829 km (0.109 R)
• M6: 3,335,584 km (0.078 R)
• M7: 4,594,151 km (0.093 R)
• M8: 5,462,566 km (0.097 R)
• M9: 6,585,747 km (0.111 R)
• M10: 8,199,609 km (0.101 R)
• M11: 9,815,864 km (0.108 R)
• M12: 13,305,384 km (0.085 R)
• M13: 14,355,860 km (0.096 R)
• M14: 18,659,342 km (0.108 R)
• M15: 25,485,344 km (0.082 R)
• M16: 30,649,163 km (0.083 R)
• M17: 32,150,228 km (0.08 R)
• M18: 32,918,862 km (0.113 R)
• M19: 33,587,564 km (0.112 R)
• M20: 34,151,548 km (0.087 R)
• M21: 36,234,549 km (0.106 R)
• M22: 42,594,852 km (0.069 R)
• M23: 44,192,707 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.2

Radius: 6.4

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 10.49 AU - 15.21 AU

Year: 17541 Days

Day: 18.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,000,063 km

• M1: 79,885 km (0.078 R)
• M2: 329,564 km (0.083 R)
• M3: 747,241 km (0.071 R)
• M4: 1,164,619 km (0.109 R)
• M5: 1,462,768 km (0.057 R)
• M6: 1,897,499 km (0.044 R)
• M7: 2,499,332 km (0.036 R)
• M8: 3,454,664 km (0.045 R)
• M9: 4,044,079 km (0.054 R)
• M10: 4,897,685 km (0.1 R)
• M11: 6,175,699 km (0.08 R)
• M12: 6,496,587 km (0.105 R)
• M13: 6,786,208 km (0.079 R)
• M14: 6,998,488 km (0.041 R)
• M15: 8,126,904 km (0.115 R)
• M16: 9,062,190 km (0.068 R)
• M17: 9,849,673 km (0.109 R)
• M18: 10,287,995 km (0.04 R)
• M19: 12,109,648 km (0.067 R)
• M20: 13,999,070 km (0.113 R)
• M21: 15,631,033 km (0.094 R)
• M22: 16,227,180 km (0.106 R)
• M23: 18,351,320 km (0.053 R)
• M24: 22,013,177 km (0.059 R)
• M25: 22,667,369 km (0.104 R)
• M26: 30,626,125 km (0.083 R)
• M27: 31,794,933 km (0.081 R)
• M28: 32,151,275 km (0.095 R)
• M29: 35,098,652 km (0.119 R)
• M30: 41,101,267 km (0.09 R)
• M31: 47,598,303 km (0.041 R)
• M32: 47,908,868 km (0.034 R)
• M33: 48,220,779 km (0.105 R)
• M34: 59,831,070 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.9

Radius: 3.5

Gravity: 72.07 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 11.69 AU - 15.07 AU

Year: 18637 Days

Day: 19.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,000,063 km

• M1: 43,533 km (0.046 R)
• M2: 233,522 km (0.077 R)
• M3: 404,662 km (0.083 R)
• M4: 611,107 km (0.105 R)
• M5: 723,754 km (0.116 R)
• M6: 1,190,500 km (0.117 R)
• M7: 4,274,161 km (0.104 R)
• M8: 5,646,123 km (0.045 R)
• M9: 7,190,571 km (0.083 R)
• M10: 11,145,490 km (0.087 R)
• M11: 14,897,854 km (0.049 R)
• M12: 17,702,066 km (0.106 R)
• M13: 26,321,297 km (0.054 R)
• M14: 36,371,431 km (0.106 R)
• M15: 39,865,888 km (0.03 R)
• M16: 50,968,294 km (0.075 R)
• M17: 67,738,813 km (0.092 R)
• M18: 75,730,032 km (0.077 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 11,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit