🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.59 AU - 0.71 AU

Year: 201 Days

Day: 34.9 Hours

Environment

Temp: 150 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.71 AU - 0.79 AU

Year: 249 Days

Day: 24.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,090,731 km

• M1: 145,110 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.92 AU - 1.14 AU

Year: 400 Days

Day: 39.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.96 AU - 1.14 AU

Year: 412 Days

Day: 34.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.14 AU - 1.68 AU

Year: 641 Days

Day: 21.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.07 AU - 1.77 AU

Year: 648 Days

Day: 32.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.4

Radius: 6.1

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 11.92 AU - 14.72 AU

Year: 18613 Days

Day: 23.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 102,090,731 km

• M1: 78,389 km (0.064 R)
• M2: 697,874 km (0.11 R)
• M3: 903,870 km (0.047 R)
• M4: 1,161,927 km (0.099 R)
• M5: 1,403,527 km (0.08 R)
• M6: 2,544,959 km (0.104 R)
• M7: 3,457,506 km (0.111 R)
• M8: 3,856,932 km (0.056 R)
• M9: 10,491,747 km (0.086 R)
• M10: 11,597,425 km (0.075 R)
• M11: 12,895,187 km (0.034 R)
• M12: 13,792,026 km (0.111 R)
• M13: 16,662,061 km (0.055 R)
• M14: 17,294,561 km (0.093 R)
• M15: 24,795,398 km (0.036 R)
• M16: 31,372,020 km (0.097 R)
• M17: 32,335,430 km (0.113 R)
• M18: 33,761,696 km (0.082 R)
• M19: 41,017,043 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81

Radius: 5.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.61 AU - 15.89 AU

Year: 23933 Days

Day: 19.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 149.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,090,731 km

• M1: 74,649 km (0.042 R)
• M2: 496,815 km (0.113 R)
• M3: 1,844,392 km (0.084 R)
• M4: 2,585,201 km (0.087 R)
• M5: 3,801,282 km (0.106 R)
• M6: 4,271,169 km (0.105 R)
• M7: 6,913,217 km (0.083 R)
• M8: 7,102,907 km (0.077 R)
• M9: 7,334,933 km (0.106 R)
• M10: 7,692,771 km (0.112 R)
• M11: 8,061,979 km (0.086 R)
• M12: 11,192,613 km (0.108 R)
• M13: 13,758,067 km (0.086 R)
• M14: 17,309,222 km (0.089 R)
• M15: 18,886,133 km (0.045 R)
• M16: 20,014,550 km (0.076 R)
• M17: 25,336,943 km (0.116 R)
• M18: 28,127,840 km (0.064 R)
• M19: 28,612,089 km (0.048 R)
• M20: 31,014,182 km (0.07 R)
• M21: 32,158,605 km (0.098 R)
• M22: 33,873,296 km (0.108 R)
• M23: 42,094,447 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.9

Radius: 7.6

Gravity: 13.95 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 13.73 AU - 21.79 AU

Year: 28657 Days

Day: 22.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,090,731 km

• M1: 94,845 km (0.068 R)
• M2: 374,443 km (0.07 R)
• M3: 740,360 km (0.111 R)
• M4: 1,271,881 km (0.107 R)
• M5: 1,522,158 km (0.067 R)
• M6: 1,992,644 km (0.077 R)
• M7: 2,430,816 km (0.102 R)
• M8: 3,499,842 km (0.077 R)
• M9: 5,647,170 km (0.097 R)
• M10: 6,524,861 km (0.082 R)
• M11: 6,820,017 km (0.113 R)
• M12: 8,091,300 km (0.083 R)
• M13: 8,490,128 km (0.095 R)
• M14: 9,327,128 km (0.114 R)
• M15: 10,087,235 km (0.093 R)
• M16: 11,164,339 km (0.098 R)
• M17: 12,094,240 km (0.077 R)
• M18: 15,108,188 km (0.101 R)
• M19: 17,156,931 km (0.116 R)
• M20: 17,625,621 km (0.045 R)
• M21: 18,686,868 km (0.067 R)
• M22: 21,687,951 km (0.11 R)
• M23: 25,841,985 km (0.106 R)
• M24: 32,591,691 km (0.07 R)
• M25: 37,847,962 km (0.066 R)
• M26: 46,297,250 km (0.097 R)
• M27: 47,572,123 km (0.032 R)
• M28: 51,343,485 km (0.092 R)
• M29: 65,196,398 km (0.106 R)
• M30: 67,259,352 km (0.055 R)
• M31: 69,129,176 km (0.064 R)
• M32: 76,450,197 km (0.117 R)
• M33: 77,209,555 km (0.083 R)
• M34: 82,932,422 km (0.045 R)
• M35: 83,199,005 km (0.056 R)
• M36: 88,374,643 km (0.056 R)
• M37: 90,052,533 km (0.054 R)
• M38: 91,466,981 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 18,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit