🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.7

Radius: 11.1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.08 AU - 1.5 AU

Year: 961 Days

Day: 7.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,702,293 km

• M1: 138,228 km (0.116 R)
• M2: 628,161 km (0.084 R)
• M3: 980,315 km (0.113 R)
• M4: 1,957,339 km (0.097 R)
• M5: 2,717,146 km (0.094 R)
• M6: 3,651,235 km (0.083 R)
• M7: 4,274,460 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 11.8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.2 AU - 1.6 AU

Year: 1087 Days

Day: 9.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,702,293 km

• M1: 146,756 km (0.112 R)
• M2: 537,954 km (0.117 R)
• M3: 1,004,400 km (0.118 R)
• M4: 1,409,661 km (0.089 R)
• M5: 1,869,824 km (0.068 R)
• M6: 2,266,857 km (0.081 R)
• M7: 2,708,469 km (0.048 R)
• M8: 3,387,345 km (0.095 R)
• M9: 4,810,020 km (0.115 R)
• M10: 5,807,539 km (0.071 R)
• M11: 6,204,721 km (0.085 R)
• M12: 6,687,474 km (0.092 R)
• M13: 7,077,475 km (0.077 R)
• M14: 8,901,522 km (0.118 R)
• M15: 9,402,675 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.6

Radius: 8.6

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.27 AU - 1.85 AU

Year: 1278 Days

Day: 12.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,702,293 km

• M1: 106,962 km (0.112 R)
• M2: 395,537 km (0.119 R)
• M3: 743,501 km (0.093 R)
• M4: 1,386,174 km (0.069 R)
• M5: 1,855,462 km (0.103 R)
• M6: 2,427,375 km (0.103 R)
• M7: 2,773,694 km (0.053 R)
• M8: 3,098,621 km (0.064 R)
• M9: 3,841,075 km (0.104 R)
• M10: 4,246,036 km (0.071 R)
• M11: 4,519,950 km (0.055 R)
• M12: 5,141,679 km (0.083 R)
• M13: 5,433,694 km (0.114 R)
• M14: 5,987,056 km (0.04 R)
• M15: 6,577,669 km (0.085 R)
• M16: 7,400,158 km (0.107 R)
• M17: 7,874,682 km (0.04 R)
• M18: 8,939,670 km (0.037 R)
• M19: 9,977,879 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.4

Radius: 9.4

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.83 AU - 2.01 AU

Year: 1745 Days

Day: 12.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,702,293 km

• M1: 116,836 km (0.112 R)
• M2: 462,856 km (0.05 R)
• M3: 1,019,809 km (0.105 R)
• M4: 1,925,325 km (0.113 R)
• M5: 2,497,985 km (0.082 R)
• M6: 3,053,442 km (0.084 R)
• M7: 3,360,866 km (0.102 R)
• M8: 3,815,344 km (0.09 R)
• M9: 4,491,526 km (0.068 R)
• M10: 4,934,187 km (0.043 R)
• M11: 5,359,793 km (0.046 R)
• M12: 6,056,320 km (0.088 R)
• M13: 6,597,565 km (0.09 R)
• M14: 8,016,202 km (0.07 R)
• M15: 8,765,089 km (0.118 R)
• M16: 9,491,835 km (0.095 R)
• M17: 11,484,329 km (0.094 R)
• M18: 12,032,905 km (0.117 R)
• M19: 12,847,016 km (0.092 R)
• M20: 13,395,592 km (0.036 R)
• M21: 14,269,842 km (0.095 R)
• M22: 14,629,924 km (0.101 R)
• M23: 15,274,990 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.8

Radius: 10.9

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.1 AU - 2.52 AU

Year: 2303 Days

Day: 6.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,702,293 km

• M1: 136,732 km (0.1 R)
• M2: 718,519 km (0.032 R)
• M3: 1,429,108 km (0.089 R)
• M4: 2,030,492 km (0.093 R)
• M5: 3,963,895 km (0.063 R)
• M6: 6,927,877 km (0.072 R)
• M7: 7,268,362 km (0.083 R)
• M8: 8,485,191 km (0.069 R)
• M9: 12,906,556 km (0.067 R)
• M10: 14,730,603 km (0.107 R)
• M11: 15,152,918 km (0.075 R)
• M12: 16,974,721 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.6

Radius: 4.6

Gravity: 24.56 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.75 AU - 7.23 AU

Year: 12123 Days

Day: 21.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,702,293 km

• M1: 58,493 km (0.117 R)
• M2: 460,313 km (0.094 R)
• M3: 709,692 km (0.037 R)
• M4: 880,383 km (0.101 R)
• M5: 1,536,221 km (0.087 R)
• M6: 1,699,282 km (0.026 R)
• M7: 1,906,924 km (0.044 R)
• M8: 2,240,976 km (0.077 R)
• M9: 2,654,315 km (0.077 R)
• M10: 3,093,684 km (0.108 R)
• M11: 3,306,562 km (0.098 R)
• M12: 3,895,229 km (0.077 R)
• M13: 4,059,637 km (0.108 R)
• M14: 4,491,227 km (0.11 R)
• M15: 4,984,601 km (0.074 R)
• M16: 5,277,514 km (0.109 R)
• M17: 5,969,703 km (0.096 R)
• M18: 6,877,912 km (0.074 R)
• M19: 9,495,276 km (0.059 R)
• M20: 12,352,895 km (0.085 R)
• M21: 14,921,789 km (0.089 R)
• M22: 15,736,200 km (0.103 R)
• M23: 17,601,386 km (0.113 R)
• M24: 18,587,087 km (0.104 R)
• M25: 19,769,508 km (0.108 R)
• M26: 20,338,130 km (0.116 R)
• M27: 20,502,538 km (0.093 R)
• M28: 25,858,740 km (0.1 R)
• M29: 26,636,499 km (0.119 R)
• M30: 28,238,842 km (0.068 R)
• M31: 29,587,317 km (0.08 R)
• M32: 31,524,310 km (0.099 R)
• M33: 31,965,923 km (0.108 R)
• M34: 34,937,685 km (0.115 R)
• M35: 35,768,103 km (0.073 R)
• M36: 38,088,366 km (0.059 R)
• M37: 42,353,401 km (0.107 R)
• M38: 43,297,214 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 15,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit