🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.94 AU - 0.98 AU

Year: 349 Days

Day: 15.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.97 AU - 1.51 AU

Year: 512 Days

Day: 12.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.65 AU - 3.75 AU

Year: 2123 Days

Day: 23.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,227,981 km

• M1: 63,429 km (0.056 R)
• M2: 87,515 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.28 AU - 4.52 AU

Year: 2856 Days

Day: 32.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,227,981 km

• M1: 94,695 km (0.087 R)
• M2: 554,559 km (0.099 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388

Radius: 13.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.75 AU - 6.11 AU

Year: 5355 Days

Day: 10.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,227,981 km

• M1: 164,109 km (0.063 R)
• M2: 1,288,038 km (0.105 R)
• M3: 2,500,977 km (0.088 R)
• M4: 3,278,288 km (0.106 R)
• M5: 4,011,617 km (0.08 R)
• M6: 5,420,978 km (0.072 R)
• M7: 6,121,545 km (0.113 R)
• M8: 6,724,873 km (0.071 R)
• M9: 7,170,675 km (0.049 R)
• M10: 9,309,924 km (0.082 R)
• M11: 11,216,549 km (0.118 R)
• M12: 11,663,398 km (0.105 R)
• M13: 12,881,125 km (0.109 R)
• M14: 14,810,937 km (0.07 R)
• M15: 15,789,606 km (0.101 R)
• M16: 16,408,493 km (0.113 R)
• M17: 17,575,356 km (0.082 R)
• M18: 19,173,959 km (0.112 R)
• M19: 21,544,936 km (0.059 R)
• M20: 22,376,849 km (0.086 R)
• M21: 22,800,959 km (0.068 R)
• M22: 24,327,307 km (0.114 R)
• M23: 24,850,899 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.5

Radius: 10.2

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.22 AU - 11.4 AU

Year: 10535 Days

Day: 11.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,227,981 km

• M1: 126,859 km (0.078 R)
• M2: 665,411 km (0.097 R)
• M3: 1,203,515 km (0.101 R)
• M4: 1,640,490 km (0.099 R)
• M5: 2,000,124 km (0.042 R)
• M6: 5,490,541 km (0.098 R)
• M7: 7,515,498 km (0.106 R)
• M8: 8,651,394 km (0.077 R)
• M9: 9,376,645 km (0.111 R)
• M10: 10,896,260 km (0.068 R)
• M11: 11,419,853 km (0.065 R)
• M12: 12,630,847 km (0.081 R)
• M13: 13,804,144 km (0.098 R)
• M14: 14,667,772 km (0.095 R)
• M15: 16,707,689 km (0.073 R)
• M16: 18,411,908 km (0.099 R)
• M17: 19,155,110 km (0.119 R)
• M18: 24,570,852 km (0.08 R)
• M19: 26,115,151 km (0.088 R)
• M20: 27,148,423 km (0.045 R)
• M21: 29,196,119 km (0.027 R)
• M22: 30,308,828 km (0.075 R)
• M23: 32,511,357 km (0.104 R)
• M24: 33,050,957 km (0.079 R)
• M25: 38,781,752 km (0.07 R)
• M26: 39,266,898 km (0.074 R)
• M27: 40,125,739 km (0.106 R)
• M28: 40,871,784 km (0.106 R)
• M29: 43,295,569 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.1

Radius: 4.3

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 10.61 AU - 14.75 AU

Year: 16745 Days

Day: 15.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,227,981 km

• M1: 53,406 km (0.103 R)
• M2: 247,584 km (0.095 R)
• M3: 566,228 km (0.082 R)
• M4: 895,194 km (0.066 R)
• M5: 1,052,122 km (0.1 R)
• M6: 1,491,042 km (0.075 R)
• M7: 1,990,998 km (0.094 R)
• M8: 3,665,597 km (0.048 R)
• M9: 7,954,119 km (0.093 R)
• M10: 12,961,309 km (0.067 R)
• M11: 14,742,272 km (0.11 R)
• M12: 16,110,045 km (0.098 R)
• M13: 23,863,852 km (0.074 R)
• M14: 24,324,763 km (0.04 R)
• M15: 27,215,144 km (0.114 R)
• M16: 36,752,756 km (0.062 R)
• M17: 38,113,349 km (0.088 R)
• M18: 41,994,217 km (0.086 R)
• M19: 44,029,795 km (0.119 R)
• M20: 45,001,882 km (0.037 R)
• M21: 48,885,443 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 15,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit