🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.4

Radius: 13

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.69 AU - 0.91 AU

Year: 485 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,472,778 km

• M1: 169,644 km (0.071 R)
• M2: 585,526 km (0.075 R)
• M3: 1,025,045 km (0.11 R)
• M4: 1,453,044 km (0.105 R)
• M5: 1,974,094 km (0.103 R)
• M6: 2,515,488 km (0.032 R)
• M7: 2,997,792 km (0.041 R)
• M8: 3,412,926 km (0.094 R)
• M9: 4,138,924 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.4

Radius: 14.6

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.82 AU - 2.2 AU

Year: 1933 Days

Day: 15 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,472,778 km

• M1: 181,612 km (0.098 R)
• M2: 807,081 km (0.042 R)
• M3: 1,486,105 km (0.111 R)
• M4: 2,420,793 km (0.067 R)
• M5: 2,999,437 km (0.119 R)
• M6: 3,754,308 km (0.093 R)
• M7: 4,344,771 km (0.093 R)
• M8: 5,164,567 km (0.097 R)
• M9: 5,874,260 km (0.085 R)
• M10: 6,929,972 km (0.08 R)
• M11: 7,462,540 km (0.058 R)
• M12: 8,731,130 km (0.053 R)
• M13: 9,872,562 km (0.095 R)
• M14: 10,933,211 km (0.051 R)
• M15: 13,606,974 km (0.046 R)
• M16: 14,147,770 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.4

Radius: 10.6

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.22 AU - 2.8 AU

Year: 2697 Days

Day: 11.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,472,778 km

• M1: 150,047 km (0.118 R)
• M2: 595,699 km (0.062 R)
• M3: 941,569 km (0.117 R)
• M4: 1,708,108 km (0.08 R)
• M5: 2,319,066 km (0.113 R)
• M6: 3,337,528 km (0.118 R)
• M7: 3,842,721 km (0.081 R)
• M8: 4,194,126 km (0.066 R)
• M9: 4,609,709 km (0.116 R)
• M10: 5,214,533 km (0.078 R)
• M11: 5,646,572 km (0.115 R)
• M12: 6,419,693 km (0.088 R)
• M13: 6,945,081 km (0.118 R)
• M14: 7,320,721 km (0.11 R)
• M15: 7,679,607 km (0.108 R)
• M16: 9,654,149 km (0.099 R)
• M17: 12,528,971 km (0.105 R)
• M18: 13,616,997 km (0.099 R)
• M19: 14,161,234 km (0.061 R)
• M20: 14,861,800 km (0.116 R)
• M21: 15,196,600 km (0.073 R)
• M22: 17,154,837 km (0.101 R)

Asteroid Belt

Center: 4.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.3

Radius: 11.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.15 AU - 6.01 AU

Year: 8940 Days

Day: 12 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,472,778 km

• M1: 141,220 km (0.115 R)
• M2: 505,940 km (0.119 R)
• M3: 1,314,516 km (0.096 R)
• M4: 1,700,479 km (0.062 R)
• M5: 2,483,474 km (0.106 R)
• M6: 3,710,476 km (0.111 R)
• M7: 4,703,357 km (0.097 R)
• M8: 9,659,834 km (0.12 R)
• M9: 13,728,148 km (0.101 R)
• M10: 15,188,821 km (0.114 R)
• M11: 23,370,778 km (0.092 R)
• M12: 27,993,352 km (0.075 R)
• M13: 30,611,464 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.6

Radius: 3.3

Gravity: 29.26 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.45 AU - 9.19 AU

Year: 16277 Days

Day: 17.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 36,472,778 km

• M1: 46,375 km (0.076 R)
• M2: 197,619 km (0.083 R)
• M3: 302,337 km (0.032 R)
• M4: 445,652 km (0.113 R)
• M5: 558,449 km (0.109 R)
• M6: 690,544 km (0.119 R)
• M7: 964,457 km (0.055 R)
• M8: 1,217,278 km (0.039 R)
• M9: 1,469,500 km (0.099 R)
• M10: 1,787,545 km (0.095 R)
• M11: 1,920,089 km (0.048 R)
• M12: 2,023,760 km (0.062 R)
• M13: 2,338,215 km (0.106 R)
• M14: 2,579,217 km (0.058 R)
• M15: 2,814,385 km (0.111 R)
• M16: 3,982,744 km (0.071 R)
• M17: 4,095,092 km (0.102 R)
• M18: 5,203,762 km (0.106 R)
• M19: 5,544,097 km (0.114 R)
• M20: 5,648,965 km (0.093 R)
• M21: 5,862,890 km (0.111 R)
• M22: 7,054,736 km (0.09 R)
• M23: 7,219,444 km (0.086 R)
• M24: 12,043,377 km (0.109 R)
• M25: 13,188,548 km (0.083 R)
• M26: 13,691,796 km (0.058 R)
• M27: 15,073,332 km (0.082 R)
• M28: 15,209,616 km (0.107 R)
• M29: 20,263,480 km (0.05 R)
• M30: 22,227,551 km (0.099 R)
• M31: 23,850,239 km (0.078 R)
• M32: 24,596,134 km (0.056 R)
• M33: 28,978,604 km (0.1 R)
• M34: 29,189,387 km (0.063 R)
• M35: 36,607,048 km (0.12 R)
• M36: 45,045,714 km (0.045 R)
• M37: 46,615,594 km (0.104 R)
• M38: 46,760,106 km (0.096 R)
• M39: 49,262,280 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62

Radius: 7.2

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.73 AU - 12.65 AU

Year: 22062 Days

Day: 15.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,472,778 km

• M1: 99,034 km (0.108 R)
• M2: 355,145 km (0.118 R)
• M3: 592,557 km (0.116 R)
• M4: 1,121,834 km (0.105 R)
• M5: 1,703,621 km (0.104 R)
• M6: 2,297,973 km (0.073 R)
• M7: 3,043,269 km (0.113 R)
• M8: 7,188,327 km (0.094 R)
• M9: 13,332,761 km (0.061 R)
• M10: 13,897,044 km (0.116 R)
• M11: 15,194,506 km (0.094 R)
• M12: 15,500,135 km (0.115 R)
• M13: 19,069,241 km (0.096 R)
• M14: 20,968,236 km (0.086 R)
• M15: 35,499,276 km (0.087 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: 406 - 16,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit