🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.42 AU - 0.66 AU

Year: 139 Days

Day: 12.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.85 AU - 0.97 AU

Year: 305 Days

Day: 35.2 Hours

Environment

Temp: 94 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,469,456 km

• M1: 260,151 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.11 AU - 1.77 AU

Year: 607 Days

Day: 18.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 44.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.27 AU - 1.95 AU

Year: 718 Days

Day: 13.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,469,456 km

• M1: 323,580 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.07 AU - 2.93 AU

Year: 1389 Days

Day: 36.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.9

Radius: 11.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.82 AU - 11.92 AU

Year: 10898 Days

Day: 12.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,469,456 km

• M1: 148,102 km (0.043 R)
• M2: 522,396 km (0.104 R)
• M3: 1,044,044 km (0.092 R)
• M4: 1,736,981 km (0.12 R)
• M5: 2,414,360 km (0.105 R)
• M6: 2,860,760 km (0.086 R)
• M7: 5,312,370 km (0.117 R)
• M8: 5,684,569 km (0.112 R)
• M9: 8,722,453 km (0.04 R)
• M10: 10,344,394 km (0.045 R)
• M11: 14,896,956 km (0.111 R)
• M12: 17,894,448 km (0.038 R)
• M13: 20,565,668 km (0.111 R)
• M14: 21,272,817 km (0.074 R)
• M15: 23,339,661 km (0.116 R)
• M16: 24,421,703 km (0.061 R)
• M17: 25,617,887 km (0.086 R)
• M18: 27,442,533 km (0.102 R)
• M19: 28,386,495 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.1

Radius: 14.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.01 AU - 11.55 AU

Year: 11584 Days

Day: 7.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,469,456 km

• M1: 184,005 km (0.065 R)
• M2: 658,380 km (0.095 R)
• M3: 1,127,220 km (0.087 R)
• M4: 1,587,682 km (0.046 R)
• M5: 2,271,195 km (0.067 R)
• M6: 6,628,831 km (0.112 R)
• M7: 7,421,401 km (0.116 R)
• M8: 8,370,150 km (0.078 R)
• M9: 8,997,115 km (0.101 R)
• M10: 10,898,654 km (0.083 R)
• M11: 11,824,814 km (0.104 R)
• M12: 12,928,846 km (0.091 R)
• M13: 14,850,880 km (0.11 R)
• M14: 15,699,549 km (0.037 R)
• M15: 16,655,180 km (0.099 R)
• M16: 19,924,641 km (0.104 R)
• M17: 20,869,950 km (0.083 R)
• M18: 22,116,100 km (0.076 R)
• M19: 24,561,427 km (0.077 R)
• M20: 25,448,393 km (0.034 R)
• M21: 25,950,294 km (0.119 R)
• M22: 26,870,470 km (0.098 R)
• M23: 27,601,106 km (0.108 R)
• M24: 31,111,121 km (0.083 R)
• M25: 33,450,084 km (0.091 R)
• M26: 35,904,237 km (0.108 R)
• M27: 37,304,024 km (0.101 R)
• M28: 38,739,865 km (0.08 R)
• M29: 45,439,605 km (0.112 R)
• M30: 47,530,235 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.1

Radius: 10.4

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.89 AU - 12.93 AU

Year: 13546 Days

Day: 10.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,469,456 km

• M1: 132,394 km (0.074 R)
• M2: 458,069 km (0.075 R)
• M3: 797,506 km (0.094 R)
• M4: 1,350,570 km (0.069 R)
• M5: 5,839,852 km (0.11 R)
• M6: 8,780,647 km (0.086 R)
• M7: 13,826,733 km (0.111 R)
• M8: 16,066,363 km (0.066 R)
• M9: 17,378,336 km (0.062 R)
• M10: 18,316,464 km (0.102 R)
• M11: 19,747,667 km (0.095 R)
• M12: 20,136,322 km (0.042 R)
• M13: 21,742,704 km (0.109 R)
• M14: 32,886,250 km (0.076 R)
• M15: 35,909,772 km (0.099 R)
• M16: 41,861,972 km (0.093 R)
• M17: 43,807,642 km (0.113 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 11,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit