🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.8

Radius: 8.8

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.56 AU - 0.92 AU

Year: 411 Days

Day: 13.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 46,471,935 km

• M1: 124,765 km (0.108 R)
• M2: 506,239 km (0.042 R)
• M3: 829,071 km (0.042 R)
• M4: 1,376,300 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.1

Radius: 12

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.87 AU - 1.31 AU

Year: 735 Days

Day: 8.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,471,935 km

• M1: 149,299 km (0.115 R)
• M2: 729,738 km (0.086 R)
• M3: 1,493,286 km (0.117 R)
• M4: 2,029,445 km (0.087 R)
• M5: 3,828,658 km (0.107 R)
• M6: 4,827,374 km (0.091 R)
• M7: 6,433,157 km (0.093 R)
• M8: 7,135,519 km (0.076 R)
• M9: 7,677,961 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.5

Radius: 12.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.12 AU - 5.16 AU

Year: 5439 Days

Day: 12.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,471,935 km

• M1: 160,818 km (0.094 R)
• M2: 704,157 km (0.115 R)
• M3: 1,121,535 km (0.079 R)
• M4: 2,002,517 km (0.087 R)
• M5: 2,586,846 km (0.097 R)
• M6: 3,383,904 km (0.077 R)
• M7: 4,148,499 km (0.108 R)
• M8: 5,106,075 km (0.109 R)
• M9: 6,520,074 km (0.105 R)
• M10: 7,849,550 km (0.107 R)
• M11: 8,831,660 km (0.037 R)
• M12: 10,107,730 km (0.056 R)
• M13: 11,131,428 km (0.048 R)
• M14: 12,569,063 km (0.115 R)
• M15: 13,965,709 km (0.1 R)
• M16: 14,785,057 km (0.047 R)
• M17: 15,694,163 km (0.114 R)
• M18: 16,400,115 km (0.088 R)
• M19: 20,948,190 km (0.069 R)
• M20: 22,461,671 km (0.115 R)
• M21: 23,434,357 km (0.069 R)
• M22: 24,906,400 km (0.09 R)
• M23: 26,439,180 km (0.088 R)
• M24: 27,270,645 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.7

Radius: 7.7

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.59 AU - 6.99 AU

Year: 10186 Days

Day: 21.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,471,935 km

• M1: 124,166 km (0.102 R)
• M2: 444,904 km (0.102 R)
• M3: 736,919 km (0.108 R)
• M4: 1,008,589 km (0.104 R)
• M5: 1,250,339 km (0.101 R)
• M6: 1,823,748 km (0.055 R)
• M7: 2,620,506 km (0.09 R)
• M8: 2,867,941 km (0.091 R)
• M9: 4,265,634 km (0.107 R)
• M10: 5,097,398 km (0.102 R)
• M11: 5,652,705 km (0.079 R)
• M12: 5,997,827 km (0.11 R)
• M13: 7,811,552 km (0.079 R)
• M14: 8,196,617 km (0.065 R)
• M15: 8,912,293 km (0.108 R)
• M16: 9,285,390 km (0.074 R)
• M17: 11,581,867 km (0.064 R)
• M18: 14,485,711 km (0.114 R)
• M19: 15,530,353 km (0.084 R)
• M20: 17,405,563 km (0.052 R)
• M21: 19,739,140 km (0.104 R)
• M22: 21,185,602 km (0.103 R)
• M23: 31,377,705 km (0.08 R)
• M24: 33,010,416 km (0.064 R)
• M25: 35,274,430 km (0.076 R)
• M26: 36,919,558 km (0.04 R)
• M27: 43,079,998 km (0.101 R)
• M28: 45,642,161 km (0.037 R)
• M29: 46,333,004 km (0.034 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 13,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit