🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607

Radius: 10.3

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.65 AU - 0.89 AU

Year: 451 Days

Day: 8.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,815,179 km

• M1: 128,056 km (0.113 R)
• M2: 581,337 km (0.063 R)
• M3: 962,662 km (0.108 R)
• M4: 1,329,027 km (0.073 R)
• M5: 2,100,504 km (0.109 R)
• M6: 2,523,866 km (0.112 R)
• M7: 3,203,190 km (0.108 R)
• M8: 3,654,377 km (0.115 R)
• M9: 4,424,656 km (0.087 R)
• M10: 5,172,496 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715

Radius: 11.4

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.4 AU - 2.1 AU

Year: 1544 Days

Day: 13.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,815,179 km

• M1: 142,716 km (0.058 R)
• M2: 662,569 km (0.106 R)
• M3: 1,455,138 km (0.105 R)
• M4: 1,904,530 km (0.088 R)
• M5: 2,262,817 km (0.06 R)
• M6: 3,118,667 km (0.095 R)
• M7: 3,824,021 km (0.04 R)
• M8: 4,811,666 km (0.102 R)
• M9: 5,709,104 km (0.067 R)
• M10: 6,639,154 km (0.084 R)
• M11: 7,101,261 km (0.028 R)
• M12: 10,306,396 km (0.097 R)
• M13: 11,390,831 km (0.102 R)
• M14: 12,588,511 km (0.065 R)
• M15: 13,785,743 km (0.039 R)

Asteroid Belt

Center: 2.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.9

Radius: 8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.07 AU - 2.94 AU

Year: 2636 Days

Day: 6.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,815,179 km

• M1: 106,065 km (0.073 R)
• M2: 385,215 km (0.114 R)
• M3: 652,845 km (0.113 R)
• M4: 1,023,549 km (0.089 R)
• M5: 1,453,194 km (0.09 R)
• M6: 1,894,059 km (0.064 R)
• M7: 2,687,376 km (0.069 R)
• M8: 3,540,682 km (0.085 R)
• M9: 4,359,432 km (0.109 R)
• M10: 4,852,656 km (0.099 R)
• M11: 5,771,635 km (0.091 R)
• M12: 6,509,602 km (0.072 R)
• M13: 8,032,957 km (0.059 R)
• M14: 9,101,684 km (0.112 R)
• M15: 10,861,254 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.7

Radius: 3.9

Gravity: 30.68 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.82 AU - 6.48 AU

Year: 10170 Days

Day: 21.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 38,815,179 km

• M1: 48,470 km (0.111 R)
• M2: 173,085 km (0.062 R)
• M3: 460,313 km (0.113 R)
• M4: 659,876 km (0.104 R)
• M5: 954,135 km (0.096 R)
• M6: 1,380,190 km (0.079 R)
• M7: 1,723,068 km (0.079 R)
• M8: 2,069,687 km (0.112 R)
• M9: 2,734,649 km (0.107 R)
• M10: 2,921,048 km (0.106 R)
• M11: 3,531,557 km (0.08 R)
• M12: 4,061,881 km (0.111 R)
• M13: 4,472,079 km (0.037 R)
• M14: 5,092,012 km (0.082 R)
• M15: 5,767,148 km (0.052 R)
• M16: 6,074,122 km (0.08 R)
• M17: 7,021,974 km (0.059 R)
• M18: 8,276,053 km (0.076 R)
• M19: 9,530,581 km (0.086 R)
• M20: 10,906,582 km (0.091 R)
• M21: 11,061,416 km (0.069 R)
• M22: 11,803,571 km (0.098 R)
• M23: 11,966,932 km (0.116 R)
• M24: 16,760,048 km (0.118 R)
• M25: 23,113,619 km (0.12 R)
• M26: 24,410,782 km (0.091 R)
• M27: 24,587,308 km (0.097 R)
• M28: 25,938,625 km (0.026 R)
• M29: 28,592,043 km (0.037 R)
• M30: 28,886,601 km (0.088 R)
• M31: 35,437,342 km (0.098 R)
• M32: 35,891,072 km (0.098 R)
• M33: 36,348,692 km (0.083 R)
• M34: 40,027,453 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.5

Radius: 3.9

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.66 AU - 9.04 AU

Year: 16090 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,815,179 km

• M1: 93,349 km (0.111 R)
• M2: 335,997 km (0.064 R)
• M3: 545,284 km (0.087 R)
• M4: 1,454,390 km (0.082 R)
• M5: 1,964,818 km (0.067 R)
• M6: 2,226,465 km (0.114 R)
• M7: 2,642,946 km (0.086 R)
• M8: 3,846,610 km (0.094 R)
• M9: 4,443,805 km (0.072 R)
• M10: 5,282,151 km (0.073 R)
• M11: 7,003,424 km (0.088 R)
• M12: 8,934,583 km (0.053 R)
• M13: 11,092,682 km (0.106 R)
• M14: 11,918,163 km (0.073 R)
• M15: 12,400,018 km (0.102 R)
• M16: 12,839,088 km (0.082 R)
• M17: 13,175,234 km (0.098 R)
• M18: 13,459,769 km (0.111 R)
• M19: 17,200,913 km (0.116 R)
• M20: 24,706,238 km (0.111 R)
• M21: 26,647,420 km (0.063 R)
• M22: 27,285,754 km (0.053 R)
• M23: 30,432,994 km (0.068 R)
• M24: 31,230,799 km (0.094 R)
• M25: 32,972,119 km (0.114 R)
• M26: 33,391,142 km (0.119 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: 497 - 11,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit