🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.6

Radius: 9

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.51 AU - 0.77 AU

Year: 353 Days

Day: 7 Hours

Environment

Temp: -149 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,639,591 km

• M1: 111,899 km (0.031 R)
• M2: 511,774 km (0.064 R)
• M3: 903,122 km (0.069 R)
• M4: 1,477,877 km (0.104 R)
• M5: 1,918,144 km (0.101 R)
• M6: 3,572,248 km (0.08 R)
• M7: 5,590,173 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 14.9

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.94 AU - 1.06 AU

Year: 690 Days

Day: 5.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,639,591 km

• M1: 185,352 km (0.102 R)
• M2: 677,678 km (0.058 R)
• M3: 1,361,490 km (0.114 R)
• M4: 1,986,660 km (0.107 R)
• M5: 2,801,519 km (0.069 R)
• M6: 3,404,997 km (0.107 R)
• M7: 4,386,658 km (0.092 R)
• M8: 4,927,754 km (0.085 R)
• M9: 5,568,781 km (0.101 R)
• M10: 6,489,107 km (0.07 R)
• M11: 7,283,472 km (0.075 R)
• M12: 7,785,971 km (0.102 R)
• M13: 8,287,124 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.4

Radius: 12.8

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.22 AU - 1.86 AU

Year: 1319 Days

Day: 8.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,639,591 km

• M1: 160,070 km (0.108 R)
• M2: 559,795 km (0.109 R)
• M3: 1,073,215 km (0.054 R)
• M4: 1,545,795 km (0.095 R)
• M5: 1,944,324 km (0.12 R)
• M6: 2,473,451 km (0.114 R)
• M7: 3,055,237 km (0.056 R)
• M8: 3,694,469 km (0.11 R)
• M9: 4,703,357 km (0.066 R)
• M10: 6,023,409 km (0.059 R)
• M11: 7,577,282 km (0.067 R)
• M12: 8,291,163 km (0.078 R)
• M13: 8,959,716 km (0.117 R)
• M14: 11,710,970 km (0.119 R)
• M15: 12,628,304 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.5

Radius: 14.7

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.97 AU - 2.17 AU

Year: 2056 Days

Day: 10.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,639,591 km

• M1: 182,809 km (0.104 R)
• M2: 990,338 km (0.047 R)
• M3: 1,796,970 km (0.074 R)
• M4: 2,651,921 km (0.099 R)
• M5: 3,686,690 km (0.077 R)
• M6: 4,177,221 km (0.059 R)
• M7: 4,976,373 km (0.061 R)
• M8: 5,474,684 km (0.086 R)
• M9: 8,132,140 km (0.092 R)
• M10: 8,941,315 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.6

Radius: 11.7

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.66 AU - 2.58 AU

Year: 2131 Days

Day: 11.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,639,591 km

• M1: 145,708 km (0.106 R)
• M2: 723,455 km (0.1 R)
• M3: 1,381,985 km (0.106 R)
• M4: 1,791,135 km (0.026 R)
• M5: 2,461,035 km (0.106 R)
• M6: 2,958,447 km (0.096 R)
• M7: 3,413,375 km (0.077 R)
• M8: 4,017,600 km (0.043 R)
• M9: 5,525,996 km (0.092 R)
• M10: 6,456,195 km (0.088 R)
• M11: 7,514,301 km (0.095 R)
• M12: 8,029,516 km (0.085 R)
• M13: 10,899,551 km (0.114 R)
• M14: 11,774,848 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311

Radius: 9.4

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.51 AU - 2.79 AU

Year: 2978 Days

Day: 14 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,639,591 km

• M1: 116,836 km (0.091 R)
• M2: 430,842 km (0.088 R)
• M3: 752,328 km (0.073 R)
• M4: 1,106,875 km (0.116 R)
• M5: 1,633,160 km (0.049 R)
• M6: 2,685,282 km (0.067 R)
• M7: 3,217,701 km (0.086 R)
• M8: 3,948,037 km (0.091 R)
• M9: 4,293,309 km (0.118 R)
• M10: 6,154,307 km (0.081 R)
• M11: 8,067,514 km (0.101 R)
• M12: 8,499,403 km (0.114 R)
• M13: 8,849,462 km (0.079 R)
• M14: 9,143,123 km (0.09 R)
• M15: 11,119,011 km (0.026 R)
• M16: 11,538,185 km (0.035 R)
• M17: 13,110,009 km (0.082 R)
• M18: 13,794,569 km (0.102 R)
• M19: 14,911,467 km (0.114 R)
• M20: 15,421,596 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.7

Radius: 8

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.51 AU - 5.49 AU

Year: 7717 Days

Day: 14 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,639,591 km

• M1: 101,278 km (0.086 R)
• M2: 414,237 km (0.091 R)
• M3: 677,379 km (0.117 R)
• M4: 1,720,525 km (0.058 R)
• M5: 2,120,400 km (0.105 R)
• M6: 2,403,140 km (0.067 R)
• M7: 2,964,282 km (0.073 R)
• M8: 3,656,172 km (0.088 R)
• M9: 4,451,285 km (0.115 R)
• M10: 5,148,860 km (0.088 R)
• M11: 6,447,967 km (0.12 R)
• M12: 7,228,868 km (0.08 R)
• M13: 8,191,082 km (0.052 R)
• M14: 9,192,789 km (0.089 R)
• M15: 11,188,126 km (0.046 R)
• M16: 12,686,498 km (0.106 R)
• M17: 16,522,636 km (0.072 R)
• M18: 21,756,916 km (0.043 R)
• M19: 24,578,481 km (0.051 R)
• M20: 25,859,189 km (0.073 R)
• M21: 26,383,679 km (0.116 R)
• M22: 29,871,703 km (0.043 R)
• M23: 34,913,600 km (0.111 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: 243 - 13,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit