🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.1

Radius: 9.7

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.63 AU - 1.03 AU

Year: 504 Days

Day: 13.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,922,953 km

• M1: 120,725 km (0.087 R)
• M2: 444,455 km (0.107 R)
• M3: 814,560 km (0.025 R)
• M4: 1,174,792 km (0.118 R)
• M5: 1,612,216 km (0.12 R)
• M6: 2,084,497 km (0.038 R)
• M7: 2,553,636 km (0.094 R)
• M8: 3,345,457 km (0.112 R)
• M9: 3,744,883 km (0.078 R)
• M10: 4,161,514 km (0.119 R)
• M11: 4,812,863 km (0.027 R)
• M12: 5,495,627 km (0.049 R)
• M13: 5,833,270 km (0.093 R)
• M14: 6,511,397 km (0.111 R)

Asteroid Belt

Center: 1.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.8

Radius: 13.4

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.14 AU - 1.68 AU

Year: 1116 Days

Day: 10.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,922,953 km

• M1: 166,652 km (0.074 R)
• M2: 648,208 km (0.052 R)
• M3: 1,517,521 km (0.083 R)
• M4: 2,091,378 km (0.043 R)
• M5: 2,912,072 km (0.104 R)
• M6: 3,397,966 km (0.062 R)
• M7: 4,003,239 km (0.044 R)
• M8: 4,553,011 km (0.114 R)
• M9: 5,637,147 km (0.105 R)
• M10: 6,489,107 km (0.115 R)
• M11: 7,375,175 km (0.116 R)
• M12: 8,587,367 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.9

Radius: 11.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.41 AU - 2.83 AU

Year: 2828 Days

Day: 14.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 125.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,922,953 km

• M1: 153,637 km (0.063 R)
• M2: 523,144 km (0.113 R)
• M3: 944,112 km (0.106 R)
• M4: 1,401,582 km (0.112 R)
• M5: 2,895,168 km (0.078 R)
• M6: 5,580,898 km (0.038 R)
• M7: 5,938,287 km (0.081 R)
• M8: 8,469,932 km (0.106 R)
• M9: 10,096,360 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502

Radius: 11.7

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.56 AU - 2.7 AU

Year: 2844 Days

Day: 9.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,922,953 km

• M1: 147,055 km (0.07 R)
• M2: 543,938 km (0.032 R)
• M3: 1,386,623 km (0.047 R)
• M4: 2,132,966 km (0.096 R)
• M5: 2,985,226 km (0.064 R)
• M6: 3,689,383 km (0.091 R)
• M7: 4,354,794 km (0.089 R)
• M8: 6,344,147 km (0.078 R)
• M9: 8,545,928 km (0.101 R)
• M10: 8,912,144 km (0.083 R)
• M11: 10,258,674 km (0.107 R)
• M12: 10,903,142 km (0.04 R)
• M13: 12,611,699 km (0.085 R)
• M14: 15,646,890 km (0.037 R)
• M15: 17,706,703 km (0.051 R)
• M16: 18,690,160 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.6

Radius: 5.1

Gravity: 28.86 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.04 AU - 8.08 AU

Year: 11204 Days

Day: 23.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,922,953 km

• M1: 66,571 km (0.087 R)
• M2: 677,978 km (0.112 R)
• M3: 1,942,379 km (0.083 R)
• M4: 2,405,534 km (0.073 R)
• M5: 2,610,184 km (0.09 R)
• M6: 3,197,654 km (0.051 R)
• M7: 4,415,980 km (0.101 R)
• M8: 4,947,800 km (0.08 R)
• M9: 5,486,352 km (0.08 R)
• M10: 6,404,734 km (0.12 R)
• M11: 7,168,132 km (0.054 R)
• M12: 9,165,862 km (0.088 R)
• M13: 9,414,044 km (0.047 R)
• M14: 9,615,852 km (0.097 R)
• M15: 10,028,144 km (0.094 R)
• M16: 13,696,732 km (0.078 R)
• M17: 14,351,073 km (0.1 R)
• M18: 16,005,925 km (0.054 R)
• M19: 17,252,524 km (0.111 R)
• M20: 18,404,876 km (0.09 R)
• M21: 22,436,389 km (0.082 R)
• M22: 25,233,870 km (0.12 R)
• M23: 29,961,312 km (0.096 R)
• M24: 30,728,899 km (0.091 R)
• M25: 30,950,603 km (0.062 R)
• M26: 32,074,980 km (0.086 R)
• M27: 35,489,402 km (0.075 R)
• M28: 40,986,226 km (0.058 R)
• M29: 42,204,402 km (0.118 R)
• M30: 48,809,148 km (0.068 R)
• M31: 50,024,032 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.9

Radius: 3

Gravity: 84.77 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.17 AU - 11.17 AU

Year: 18518 Days

Day: 17.4 Hours

Environment

Temp: -244 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,922,953 km

• M1: 37,549 km (0.034 R)
• M2: 187,147 km (0.114 R)
• M3: 1,293,722 km (0.098 R)
• M4: 1,698,833 km (0.081 R)
• M5: 2,827,549 km (0.106 R)
• M6: 3,769,268 km (0.036 R)
• M7: 5,350,966 km (0.108 R)
• M8: 7,664,198 km (0.066 R)
• M9: 12,293,654 km (0.105 R)
• M10: 16,951,533 km (0.07 R)
• M11: 17,456,276 km (0.078 R)
• M12: 23,792,195 km (0.047 R)
• M13: 26,501,412 km (0.106 R)
• M14: 30,877,449 km (0.12 R)
• M15: 35,711,256 km (0.117 R)
• M16: 36,123,996 km (0.102 R)
• M17: 37,381,067 km (0.074 R)
• M18: 41,025,421 km (0.096 R)
• M19: 41,175,916 km (0.052 R)
• M20: 42,701,366 km (0.099 R)
• M21: 44,422,340 km (0.115 R)
• M22: 44,899,557 km (0.118 R)
• M23: 47,337,254 km (0.052 R)
• M24: 51,069,721 km (0.078 R)
• M25: 57,216,398 km (0.05 R)
• M26: 59,498,215 km (0.119 R)
• M27: 61,642,551 km (0.103 R)
• M28: 66,291,304 km (0.082 R)
• M29: 67,961,565 km (0.089 R)
• M30: 71,821,639 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 14,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit