🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.87 AU - 1.17 AU

Year: 365 Days

Day: 42.9 Hours

Environment

Temp: 76 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,855,724 km

• M1: 392,096 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.12 AU - 1.3 AU

Year: 472 Days

Day: 34 Hours

Environment

Temp: 30 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,855,724 km

• M1: 110,553 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.8 AU - 4.4 AU

Year: 2423 Days

Day: 46.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,855,724 km

• M1: 3,175,364 km (0.114 R)

Asteroid Belt

Center: 4.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.1

Radius: 11.7

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.74 AU - 6.02 AU

Year: 4427 Days

Day: 10.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 60.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 107,855,724 km

• M1: 145,559 km (0.095 R)
• M2: 516,711 km (0.106 R)
• M3: 955,182 km (0.112 R)
• M4: 1,360,144 km (0.082 R)
• M5: 1,801,458 km (0.112 R)
• M6: 2,551,541 km (0.113 R)
• M7: 3,826,115 km (0.073 R)
• M8: 4,566,625 km (0.062 R)
• M9: 5,203,612 km (0.098 R)
• M10: 6,082,350 km (0.119 R)
• M11: 8,133,636 km (0.116 R)
• M12: 8,554,605 km (0.11 R)
• M13: 11,253,500 km (0.104 R)
• M14: 11,922,651 km (0.11 R)
• M15: 13,873,258 km (0.066 R)
• M16: 14,420,188 km (0.11 R)
• M17: 15,968,825 km (0.097 R)
• M18: 16,691,532 km (0.066 R)
• M19: 17,944,564 km (0.115 R)
• M20: 18,528,444 km (0.037 R)
• M21: 21,494,820 km (0.097 R)
• M22: 25,569,567 km (0.086 R)
• M23: 29,770,425 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.9

Radius: 11.6

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.42 AU - 8.8 AU

Year: 6726 Days

Day: 12.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 107,855,724 km

• M1: 144,811 km (0.038 R)
• M2: 550,969 km (0.056 R)
• M3: 1,163,423 km (0.056 R)
• M4: 2,009,399 km (0.079 R)
• M5: 2,436,201 km (0.115 R)
• M6: 2,820,967 km (0.088 R)
• M7: 3,228,023 km (0.064 R)
• M8: 6,559,418 km (0.047 R)
• M9: 7,982,692 km (0.106 R)
• M10: 8,476,066 km (0.117 R)
• M11: 8,952,385 km (0.049 R)
• M12: 9,759,615 km (0.094 R)
• M13: 10,698,791 km (0.089 R)
• M14: 11,697,058 km (0.061 R)
• M15: 15,440,146 km (0.109 R)
• M16: 16,096,282 km (0.102 R)
• M17: 18,601,598 km (0.056 R)
• M18: 20,561,779 km (0.068 R)
• M19: 22,171,152 km (0.07 R)
• M20: 23,935,360 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.7

Radius: 4.2

Gravity: 38.02 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 12.93 AU - 14.85 AU

Year: 18365 Days

Day: 20.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 107,855,724 km

• M1: 53,406 km (0.051 R)
• M2: 307,723 km (0.059 R)
• M3: 581,188 km (0.104 R)
• M4: 741,557 km (0.114 R)
• M5: 1,535,622 km (0.109 R)
• M6: 2,782,072 km (0.061 R)
• M7: 3,724,089 km (0.091 R)
• M8: 4,548,972 km (0.081 R)
• M9: 5,644,477 km (0.067 R)
• M10: 6,004,709 km (0.07 R)
• M11: 8,341,428 km (0.088 R)
• M12: 10,852,578 km (0.039 R)
• M13: 12,780,894 km (0.082 R)
• M14: 14,405,377 km (0.117 R)
• M15: 18,488,502 km (0.098 R)
• M16: 23,688,224 km (0.097 R)
• M17: 28,838,730 km (0.099 R)
• M18: 29,308,616 km (0.077 R)
• M19: 37,399,617 km (0.105 R)
• M20: 41,727,035 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.4

Radius: 6.3

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.1 AU - 16.28 AU

Year: 21003 Days

Day: 18.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 107,855,724 km

• M1: 96,491 km (0.032 R)
• M2: 584,928 km (0.097 R)
• M3: 1,369,419 km (0.091 R)
• M4: 1,601,296 km (0.052 R)
• M5: 2,781,024 km (0.087 R)
• M6: 3,535,746 km (0.072 R)
• M7: 3,766,126 km (0.094 R)
• M8: 5,479,471 km (0.062 R)
• M9: 14,110,071 km (0.07 R)
• M10: 14,913,861 km (0.091 R)
• M11: 16,853,397 km (0.119 R)
• M12: 17,674,240 km (0.062 R)
• M13: 20,757,303 km (0.053 R)
• M14: 22,376,550 km (0.075 R)
• M15: 23,067,244 km (0.092 R)
• M16: 23,670,422 km (0.053 R)
• M17: 25,118,679 km (0.088 R)
• M18: 26,188,603 km (0.115 R)
• M19: 27,737,091 km (0.073 R)
• M20: 33,000,093 km (0.054 R)
• M21: 41,343,765 km (0.092 R)
• M22: 43,591,473 km (0.101 R)
• M23: 44,667,680 km (0.113 R)
• M24: 54,984,847 km (0.113 R)
• M25: 65,773,546 km (0.101 R)
• M26: 68,211,393 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.8

Radius: 7.8

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 15.15 AU - 24.55 AU

Year: 31375 Days

Day: 19.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 107,855,724 km

• M1: 110,403 km (0.078 R)
• M2: 581,038 km (0.092 R)
• M3: 859,739 km (0.038 R)
• M4: 1,213,388 km (0.06 R)
• M5: 2,412,266 km (0.085 R)
• M6: 4,560,491 km (0.116 R)
• M7: 5,000,010 km (0.115 R)
• M8: 6,391,270 km (0.114 R)
• M9: 7,854,636 km (0.104 R)
• M10: 8,195,271 km (0.11 R)
• M11: 9,028,231 km (0.1 R)
• M12: 12,163,803 km (0.11 R)
• M13: 13,729,195 km (0.119 R)
• M14: 15,248,810 km (0.038 R)
• M15: 18,518,720 km (0.068 R)
• M16: 18,819,113 km (0.106 R)
• M17: 21,670,448 km (0.103 R)
• M18: 22,228,448 km (0.069 R)
• M19: 23,025,506 km (0.105 R)
• M20: 23,723,829 km (0.057 R)
• M21: 25,162,511 km (0.096 R)
• M22: 27,299,218 km (0.052 R)
• M23: 32,652,129 km (0.067 R)
• M24: 33,681,661 km (0.096 R)
• M25: 37,216,809 km (0.081 R)
• M26: 40,150,423 km (0.094 R)
• M27: 42,189,442 km (0.085 R)
• M28: 45,014,298 km (0.103 R)
• M29: 45,739,848 km (0.079 R)
• M30: 56,941,288 km (0.079 R)
• M31: 58,646,404 km (0.103 R)
• M32: 61,489,662 km (0.084 R)
• M33: 62,832,302 km (0.065 R)
• M34: 67,922,819 km (0.103 R)
• M35: 69,840,065 km (0.113 R)
• M36: 74,285,216 km (0.112 R)
• M37: 79,441,256 km (0.102 R)
• M38: 90,459,289 km (0.11 R)
• M39: 101,829,475 km (0.038 R)
• M40: 104,655,230 km (0.079 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 11,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit