🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.3

Radius: 13.8

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.42 AU - 0.64 AU

Year: 266 Days

Day: 7.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,466,440 km

• M1: 171,589 km (0.054 R)
• M2: 611,107 km (0.06 R)
• M3: 1,056,161 km (0.079 R)
• M4: 1,516,025 km (0.086 R)
• M5: 2,060,860 km (0.105 R)
• M6: 3,005,421 km (0.109 R)
• M7: 3,720,499 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.6

Radius: 10.7

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.93 AU - 1.23 AU

Year: 775 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,466,440 km

• M1: 133,890 km (0.075 R)
• M2: 486,492 km (0.11 R)
• M3: 825,631 km (0.075 R)
• M4: 1,266,944 km (0.113 R)
• M5: 1,707,061 km (0.058 R)
• M6: 2,105,291 km (0.092 R)
• M7: 2,797,779 km (0.097 R)
• M8: 3,568,059 km (0.09 R)
• M9: 3,902,111 km (0.056 R)
• M10: 5,118,342 km (0.094 R)
• M11: 6,014,582 km (0.073 R)
• M12: 6,612,824 km (0.108 R)
• M13: 7,250,560 km (0.077 R)
• M14: 7,743,784 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782

Radius: 13

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.17 AU - 1.91 AU

Year: 1319 Days

Day: 12.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,466,440 km

• M1: 161,715 km (0.118 R)
• M2: 1,071,420 km (0.079 R)
• M3: 2,006,257 km (0.028 R)
• M4: 2,473,900 km (0.084 R)
• M5: 3,217,102 km (0.085 R)
• M6: 3,747,726 km (0.114 R)
• M7: 4,157,325 km (0.057 R)
• M8: 4,808,524 km (0.109 R)
• M9: 6,386,931 km (0.114 R)
• M10: 7,518,490 km (0.101 R)
• M11: 8,928,001 km (0.112 R)
• M12: 10,843,901 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964

Radius: 12

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.25 AU - 3.05 AU

Year: 2978 Days

Day: 14.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,466,440 km

• M1: 158,125 km (0.106 R)
• M2: 597,195 km (0.12 R)
• M3: 1,101,340 km (0.109 R)
• M4: 1,627,326 km (0.101 R)
• M5: 2,451,012 km (0.048 R)
• M6: 2,881,704 km (0.043 R)
• M7: 3,554,445 km (0.112 R)
• M8: 4,329,512 km (0.092 R)
• M9: 4,793,565 km (0.1 R)
• M10: 5,420,380 km (0.098 R)
• M11: 6,477,289 km (0.054 R)
• M12: 7,276,291 km (0.114 R)
• M13: 7,666,741 km (0.073 R)
• M14: 10,071,228 km (0.095 R)
• M15: 11,016,238 km (0.089 R)
• M16: 12,612,746 km (0.063 R)
• M17: 14,613,169 km (0.118 R)
• M18: 15,986,328 km (0.109 R)
• M19: 16,481,347 km (0.044 R)
• M20: 19,982,984 km (0.084 R)
• M21: 21,077,442 km (0.084 R)
• M22: 23,175,553 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.2

Radius: 9.2

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.19 AU - 3.63 AU

Year: 4347 Days

Day: 14.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,466,440 km

• M1: 114,592 km (0.043 R)
• M2: 425,905 km (0.057 R)
• M3: 740,958 km (0.098 R)
• M4: 1,433,596 km (0.064 R)
• M5: 1,944,922 km (0.12 R)
• M6: 2,707,871 km (0.099 R)
• M7: 3,371,936 km (0.074 R)
• M8: 3,785,574 km (0.07 R)
• M9: 4,917,880 km (0.062 R)
• M10: 5,423,521 km (0.118 R)
• M11: 6,022,511 km (0.12 R)
• M12: 7,419,905 km (0.064 R)
• M13: 7,730,470 km (0.101 R)
• M14: 8,340,829 km (0.071 R)
• M15: 11,198,149 km (0.106 R)
• M16: 11,607,448 km (0.067 R)
• M17: 13,194,532 km (0.069 R)
• M18: 13,651,254 km (0.105 R)
• M19: 15,473,057 km (0.108 R)
• M20: 17,150,199 km (0.076 R)
• M21: 17,817,106 km (0.076 R)
• M22: 21,482,703 km (0.082 R)
• M23: 23,123,792 km (0.118 R)
• M24: 24,923,753 km (0.103 R)
• M25: 26,333,713 km (0.071 R)
• M26: 27,384,489 km (0.117 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: 526 - 10,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit