🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.6 AU - 0.82 AU

Year: 223 Days

Day: 21.5 Hours

Environment

Temp: 181 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,510,205 km

• M1: 18,550 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.59 AU - 3.79 AU

Year: 2642 Days

Day: 15.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.35 AU - 5.07 AU

Year: 3220 Days

Day: 31.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.7

Radius: 13.2

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.36 AU - 4.68 AU

Year: 3582 Days

Day: 11 Hours

Environment

Temp: -129 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,510,205 km

• M1: 164,408 km (0.109 R)
• M2: 995,424 km (0.111 R)
• M3: 1,544,299 km (0.041 R)
• M4: 1,979,629 km (0.094 R)
• M5: 2,977,596 km (0.087 R)
• M6: 5,377,894 km (0.077 R)
• M7: 6,106,136 km (0.066 R)
• M8: 6,956,451 km (0.076 R)
• M9: 7,729,124 km (0.082 R)
• M10: 8,858,887 km (0.038 R)
• M11: 9,803,448 km (0.09 R)
• M12: 10,852,727 km (0.109 R)
• M13: 12,651,193 km (0.094 R)
• M14: 13,174,486 km (0.069 R)
• M15: 14,546,149 km (0.1 R)
• M16: 15,413,667 km (0.06 R)
• M17: 16,779,196 km (0.115 R)
• M18: 17,464,803 km (0.093 R)
• M19: 18,892,117 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.6

Radius: 12.1

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.15 AU - 10.37 AU

Year: 11367 Days

Day: 5.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,510,205 km

• M1: 150,495 km (0.118 R)
• M2: 710,739 km (0.1 R)
• M3: 1,141,432 km (0.107 R)
• M4: 1,525,449 km (0.067 R)
• M5: 2,050,239 km (0.09 R)
• M6: 2,445,476 km (0.108 R)
• M7: 4,064,574 km (0.059 R)
• M8: 4,508,880 km (0.053 R)
• M9: 5,051,770 km (0.117 R)
• M10: 5,531,381 km (0.093 R)
• M11: 8,077,537 km (0.069 R)
• M12: 10,481,724 km (0.077 R)
• M13: 11,553,444 km (0.032 R)
• M14: 12,821,585 km (0.104 R)
• M15: 13,980,669 km (0.117 R)
• M16: 14,654,159 km (0.086 R)
• M17: 17,182,811 km (0.074 R)
• M18: 20,585,415 km (0.11 R)
• M19: 22,995,885 km (0.089 R)
• M20: 24,413,625 km (0.08 R)
• M21: 27,946,677 km (0.093 R)
• M22: 32,502,980 km (0.07 R)
• M23: 35,387,825 km (0.054 R)
• M24: 37,918,871 km (0.072 R)
• M25: 39,627,429 km (0.073 R)
• M26: 40,704,085 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.3

Radius: 7.2

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 14.64 AU - 16.48 AU

Year: 22881 Days

Day: 15.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,510,205 km

• M1: 89,908 km (0.047 R)
• M2: 536,608 km (0.083 R)
• M3: 2,851,335 km (0.108 R)
• M4: 3,318,978 km (0.118 R)
• M5: 4,115,138 km (0.091 R)
• M6: 23,000,373 km (0.074 R)
• M7: 29,575,649 km (0.116 R)
• M8: 33,660,718 km (0.073 R)
• M9: 35,505,259 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.6

Radius: 3

Gravity: 45.73 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 15.57 AU - 20.99 AU

Year: 29135 Days

Day: 23.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,510,205 km

• M1: 37,399 km (0.097 R)
• M2: 222,751 km (0.084 R)
• M3: 758,312 km (0.085 R)
• M4: 891,753 km (0.026 R)
• M5: 2,241,874 km (0.11 R)
• M6: 2,542,117 km (0.061 R)
• M7: 3,221,889 km (0.119 R)
• M8: 3,483,237 km (0.109 R)
• M9: 5,475,581 km (0.086 R)
• M10: 6,104,042 km (0.079 R)
• M11: 6,279,371 km (0.051 R)
• M12: 6,686,426 km (0.114 R)
• M13: 8,117,330 km (0.079 R)
• M14: 9,101,235 km (0.073 R)
• M15: 10,849,286 km (0.105 R)
• M16: 14,598,658 km (0.033 R)
• M17: 14,754,838 km (0.109 R)
• M18: 16,889,600 km (0.099 R)
• M19: 20,561,330 km (0.092 R)
• M20: 20,659,466 km (0.066 R)
• M21: 25,401,569 km (0.062 R)
• M22: 26,084,034 km (0.065 R)
• M23: 34,139,281 km (0.111 R)
• M24: 34,552,919 km (0.109 R)
• M25: 35,813,880 km (0.036 R)
• M26: 40,699,597 km (0.111 R)
• M27: 46,684,708 km (0.077 R)
• M28: 47,364,930 km (0.101 R)
• M29: 49,094,132 km (0.082 R)
• M30: 56,624,290 km (0.116 R)
• M31: 60,360,646 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 15,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit