🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.7

Radius: 11.6

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.66 AU - 0.7 AU

Year: 357 Days

Day: 14.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,874,857 km

• M1: 144,212 km (0.111 R)
• M2: 555,008 km (0.026 R)
• M3: 1,242,410 km (0.1 R)
• M4: 1,609,972 km (0.05 R)
• M5: 2,555,132 km (0.075 R)
• M6: 3,678,612 km (0.1 R)
• M7: 4,224,345 km (0.115 R)
• M8: 4,622,574 km (0.075 R)
• M9: 5,337,054 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.4

Radius: 8.6

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.53 AU - 0.85 AU

Year: 364 Days

Day: 8.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,874,857 km

• M1: 106,962 km (0.108 R)
• M2: 411,843 km (0.073 R)
• M3: 691,292 km (0.115 R)
• M4: 1,003,652 km (0.058 R)
• M5: 1,591,871 km (0.092 R)
• M6: 1,893,011 km (0.105 R)
• M7: 2,165,728 km (0.104 R)
• M8: 2,679,597 km (0.085 R)
• M9: 3,492,213 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.7

Radius: 8.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.52 AU - 1.8 AU

Year: 1360 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,874,857 km

• M1: 105,766 km (0.032 R)
• M2: 371,152 km (0.09 R)
• M3: 842,236 km (0.082 R)
• M4: 1,361,191 km (0.055 R)
• M5: 1,697,637 km (0.101 R)
• M6: 1,974,393 km (0.087 R)
• M7: 2,485,269 km (0.119 R)
• M8: 3,211,717 km (0.061 R)
• M9: 3,553,548 km (0.097 R)
• M10: 3,829,406 km (0.07 R)
• M11: 4,883,772 km (0.081 R)
• M12: 5,244,303 km (0.09 R)
• M13: 5,818,310 km (0.101 R)
• M14: 8,413,085 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 11

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.35 AU - 5.05 AU

Year: 5473 Days

Day: 13.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,874,857 km

• M1: 136,882 km (0.105 R)
• M2: 495,319 km (0.031 R)
• M3: 1,153,699 km (0.087 R)
• M4: 1,676,394 km (0.105 R)
• M5: 2,193,105 km (0.114 R)
• M6: 3,185,088 km (0.115 R)
• M7: 3,608,899 km (0.1 R)
• M8: 4,547,476 km (0.093 R)
• M9: 4,960,665 km (0.101 R)
• M10: 5,372,508 km (0.025 R)
• M11: 6,965,576 km (0.066 R)
• M12: 8,061,231 km (0.104 R)
• M13: 9,656,543 km (0.113 R)
• M14: 10,383,439 km (0.067 R)
• M15: 14,628,129 km (0.036 R)
• M16: 15,049,247 km (0.11 R)
• M17: 15,478,293 km (0.091 R)
• M18: 17,335,401 km (0.103 R)
• M19: 18,046,141 km (0.102 R)
• M20: 18,837,962 km (0.107 R)
• M21: 19,273,890 km (0.083 R)
• M22: 20,165,793 km (0.1 R)
• M23: 21,285,533 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.7

Radius: 7.3

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 10.06 AU - 10.54 AU

Year: 21018 Days

Day: 16.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,874,857 km

• M1: 96,790 km (0.106 R)
• M2: 729,140 km (0.097 R)
• M3: 1,614,460 km (0.085 R)
• M4: 2,126,534 km (0.036 R)
• M5: 2,495,891 km (0.114 R)
• M6: 3,180,600 km (0.103 R)
• M7: 3,836,737 km (0.066 R)
• M8: 4,322,182 km (0.109 R)
• M9: 4,679,122 km (0.109 R)
• M10: 5,639,092 km (0.093 R)
• M11: 6,472,053 km (0.053 R)
• M12: 7,660,309 km (0.118 R)
• M13: 7,990,621 km (0.065 R)
• M14: 8,629,553 km (0.096 R)
• M15: 8,987,391 km (0.103 R)
• M16: 9,301,996 km (0.116 R)
• M17: 9,787,740 km (0.117 R)
• M18: 10,404,083 km (0.12 R)
• M19: 10,868,435 km (0.055 R)
• M20: 11,652,328 km (0.067 R)
• M21: 12,280,489 km (0.074 R)
• M22: 13,063,933 km (0.117 R)
• M23: 14,230,049 km (0.119 R)
• M24: 15,613,979 km (0.103 R)
• M25: 16,454,868 km (0.106 R)
• M26: 18,987,261 km (0.054 R)
• M27: 19,418,552 km (0.096 R)
• M28: 22,050,876 km (0.082 R)
• M29: 38,972,190 km (0.049 R)
• M30: 40,091,033 km (0.041 R)
• M31: 43,426,766 km (0.115 R)
• M32: 48,850,736 km (0.04 R)
• M33: 50,315,000 km (0.064 R)
• M34: 57,536,987 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.8

Radius: 6.3

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.72 AU - 12.06 AU

Year: 24441 Days

Day: 22.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,874,857 km

• M1: 78,688 km (0.086 R)
• M2: 608,863 km (0.042 R)
• M3: 1,085,781 km (0.099 R)
• M4: 1,530,835 km (0.043 R)
• M5: 3,135,123 km (0.068 R)
• M6: 4,872,552 km (0.047 R)
• M7: 7,594,336 km (0.1 R)
• M8: 10,276,177 km (0.072 R)
• M9: 13,961,820 km (0.072 R)
• M10: 22,774,181 km (0.095 R)
• M11: 26,827,087 km (0.054 R)
• M12: 31,964,427 km (0.067 R)
• M13: 34,696,085 km (0.101 R)
• M14: 37,018,442 km (0.025 R)
• M15: 51,230,688 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 16,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit