🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.43 AU - 0.63 AU

Year: 136 Days

Day: 24.2 Hours

Environment

Temp: 252 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,416,287 km

• M1: 337,642 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.81 AU - 1.29 AU

Year: 378 Days

Day: 18.5 Hours

Environment

Temp: 88 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.02 AU - 1.24 AU

Year: 422 Days

Day: 42.1 Hours

Environment

Temp: 41 °C

Axial Tilt: 5.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.3 AU - 1.48 AU

Year: 576 Days

Day: 17.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,416,287 km

• M1: 212,429 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.56 AU - 4.04 AU

Year: 2603 Days

Day: 16.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,416,287 km

• M1: 1,209,948 km (0.094 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.02 AU - 4.8 AU

Year: 2717 Days

Day: 26.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 170.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,416,287 km

• M1: 62,382 km (0.103 R)

Asteroid Belt

Center: 9.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.7

Radius: 4.8

Gravity: 29.98 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 14.27 AU - 16.15 AU

Year: 20848 Days

Day: 15.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,416,287 km

• M1: 59,690 km (0.113 R)
• M2: 265,686 km (0.104 R)
• M3: 431,291 km (0.075 R)
• M4: 734,974 km (0.047 R)
• M5: 1,344,137 km (0.088 R)
• M6: 1,725,611 km (0.104 R)
• M7: 2,902,199 km (0.086 R)
• M8: 3,222,637 km (0.117 R)
• M9: 3,839,878 km (0.109 R)
• M10: 4,602,827 km (0.068 R)
• M11: 5,541,255 km (0.059 R)
• M12: 6,119,301 km (0.12 R)
• M13: 9,857,452 km (0.062 R)
• M14: 10,094,565 km (0.098 R)
• M15: 12,888,305 km (0.092 R)
• M16: 14,575,470 km (0.098 R)
• M17: 19,658,955 km (0.077 R)
• M18: 19,846,102 km (0.108 R)
• M19: 20,129,291 km (0.04 R)
• M20: 23,110,328 km (0.044 R)
• M21: 25,585,724 km (0.073 R)
• M22: 26,944,820 km (0.053 R)
• M23: 27,408,275 km (0.058 R)
• M24: 29,193,875 km (0.109 R)
• M25: 41,561,131 km (0.109 R)
• M26: 48,026,452 km (0.077 R)
• M27: 48,878,860 km (0.079 R)
• M28: 53,474,956 km (0.099 R)
• M29: 55,316,655 km (0.093 R)
• M30: 59,712,289 km (0.057 R)
• M31: 61,094,873 km (0.086 R)
• M32: 64,335,163 km (0.072 R)
• M33: 66,838,982 km (0.088 R)
• M34: 68,543,949 km (0.027 R)
• M35: 68,974,641 km (0.098 R)
• M36: 70,715,661 km (0.11 R)
• M37: 72,708,903 km (0.087 R)

Asteroid Belt

Center: 17.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.9

Radius: 4.3

Gravity: 29.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 16.12 AU - 21.5 AU

Year: 28672 Days

Day: 21 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,416,287 km

• M1: 62,233 km (0.077 R)
• M2: 392,694 km (0.075 R)
• M3: 628,461 km (0.028 R)
• M4: 1,169,407 km (0.038 R)
• M5: 2,370,977 km (0.109 R)
• M6: 3,294,145 km (0.109 R)
• M7: 3,787,220 km (0.12 R)
• M8: 4,051,410 km (0.067 R)
• M9: 4,995,821 km (0.092 R)
• M10: 5,232,934 km (0.089 R)
• M11: 6,033,881 km (0.045 R)
• M12: 6,440,488 km (0.092 R)
• M13: 7,208,074 km (0.097 R)
• M14: 7,665,694 km (0.095 R)
• M15: 9,272,226 km (0.093 R)
• M16: 12,402,411 km (0.068 R)
• M17: 12,691,285 km (0.074 R)
• M18: 15,831,195 km (0.112 R)
• M19: 16,000,539 km (0.117 R)
• M20: 16,515,904 km (0.118 R)
• M21: 16,865,514 km (0.068 R)
• M22: 18,128,120 km (0.098 R)
• M23: 19,163,487 km (0.066 R)
• M24: 38,055,754 km (0.109 R)
• M25: 52,078,908 km (0.114 R)
• M26: 60,331,026 km (0.095 R)
• M27: 62,205,936 km (0.098 R)
• M28: 62,416,570 km (0.102 R)
• M29: 70,322,219 km (0.085 R)
• M30: 79,363,316 km (0.119 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 16,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit