🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.41 AU - 0.69 AU

Year: 148 Days

Day: 39.7 Hours

Environment

Temp: 215 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,637,546 km

• M1: 37,399 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.49 AU - 0.61 AU

Year: 148 Days

Day: 31.5 Hours

Environment

Temp: 244 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,637,546 km

• M1: 40,541 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.77 AU - 1.09 AU

Year: 326 Days

Day: 41.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.37 AU - 2.15 AU

Year: 849 Days

Day: 37.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 78.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 109,637,546 km

• M1: 236,514 km (0.11 R)
• M2: 491,579 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.49 AU - 2.49 AU

Year: 1020 Days

Day: 38 Hours

Environment

Temp: -64 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.35 AU - 3.23 AU

Year: 1694 Days

Day: 20.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 109,637,546 km

• M1: 49,966 km (0.098 R)
• M2: 300,692 km (0.057 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.21 AU - 3.97 AU

Year: 2472 Days

Day: 39.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,637,546 km

• M1: 1,464,563 km (0.095 R)

Asteroid Belt

Center: 8.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.9

Radius: 5.8

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 11.02 AU - 14.5 AU

Year: 16566 Days

Day: 18.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 109,637,546 km

• M1: 115,789 km (0.097 R)
• M2: 1,488,349 km (0.12 R)
• M3: 1,947,016 km (0.046 R)
• M4: 2,475,695 km (0.098 R)
• M5: 2,981,635 km (0.083 R)
• M6: 3,656,172 km (0.05 R)
• M7: 3,974,516 km (0.102 R)
• M8: 6,324,998 km (0.081 R)
• M9: 7,941,852 km (0.104 R)
• M10: 15,751,160 km (0.109 R)
• M11: 24,164,993 km (0.042 R)
• M12: 24,627,250 km (0.086 R)
• M13: 26,534,773 km (0.108 R)
• M14: 29,159,019 km (0.092 R)
• M15: 32,844,961 km (0.113 R)
• M16: 43,122,334 km (0.096 R)
• M17: 45,602,817 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.4

Radius: 7.5

Gravity: 17.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 15.66 AU - 21.4 AU

Year: 28990 Days

Day: 16.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 109,637,546 km

• M1: 93,349 km (0.116 R)
• M2: 368,759 km (0.094 R)
• M3: 1,704,219 km (0.09 R)
• M4: 2,273,439 km (0.113 R)
• M5: 2,737,342 km (0.104 R)
• M6: 3,750,568 km (0.079 R)
• M7: 4,749,882 km (0.117 R)
• M8: 5,464,062 km (0.049 R)
• M9: 6,844,402 km (0.081 R)
• M10: 8,802,788 km (0.071 R)
• M11: 9,297,956 km (0.073 R)
• M12: 9,746,451 km (0.071 R)
• M13: 10,617,410 km (0.061 R)
• M14: 13,379,585 km (0.08 R)
• M15: 15,496,095 km (0.073 R)
• M16: 18,618,502 km (0.087 R)
• M17: 24,471,818 km (0.03 R)
• M18: 25,574,205 km (0.088 R)
• M19: 28,407,738 km (0.083 R)
• M20: 28,944,495 km (0.119 R)
• M21: 31,301,410 km (0.078 R)
• M22: 32,308,054 km (0.11 R)
• M23: 33,040,186 km (0.047 R)
• M24: 33,783,238 km (0.097 R)
• M25: 34,689,652 km (0.115 R)
• M26: 40,980,392 km (0.064 R)
• M27: 43,412,255 km (0.09 R)
• M28: 45,571,850 km (0.112 R)
• M29: 52,077,712 km (0.077 R)
• M30: 54,720,508 km (0.085 R)
• M31: 62,503,187 km (0.102 R)
• M32: 63,639,233 km (0.12 R)
• M33: 67,604,923 km (0.077 R)
• M34: 71,238,057 km (0.06 R)
• M35: 73,983,777 km (0.091 R)
• M36: 78,364,451 km (0.071 R)
• M37: 80,217,520 km (0.11 R)
• M38: 85,951,606 km (0.116 R)
• M39: 90,499,531 km (0.093 R)
• M40: 92,832,360 km (0.098 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 13,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit