🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.49 AU - 0.57 AU

Year: 142 Days

Day: 41.8 Hours

Environment

Temp: 195 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.85 AU - 1.09 AU

Year: 351 Days

Day: 13.8 Hours

Environment

Temp: 38 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,452,274 km

• M1: 96,191 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.58 AU - 1.76 AU

Year: 792 Days

Day: 33.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.97 AU - 2.13 AU

Year: 1077 Days

Day: 25.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,452,274 km

• M1: 20,794 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.52 AU - 5.2 AU

Year: 3342 Days

Day: 36.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,452,274 km

• M1: 23,038 km (0.109 R)

Asteroid Belt

Center: 6.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.9

Radius: 14.9

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.73 AU - 10.57 AU

Year: 10160 Days

Day: 12 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,452,274 km

• M1: 208,689 km (0.041 R)
• M2: 904,170 km (0.084 R)
• M3: 1,513,033 km (0.093 R)
• M4: 2,015,233 km (0.048 R)
• M5: 2,519,378 km (0.103 R)
• M6: 2,983,730 km (0.118 R)
• M7: 4,765,440 km (0.11 R)
• M8: 5,236,823 km (0.118 R)
• M9: 7,562,322 km (0.116 R)
• M10: 8,931,890 km (0.117 R)
• M11: 9,469,096 km (0.114 R)
• M12: 12,431,733 km (0.085 R)
• M13: 14,154,352 km (0.088 R)
• M14: 15,387,936 km (0.062 R)
• M15: 16,625,410 km (0.114 R)
• M16: 26,109,915 km (0.103 R)
• M17: 27,398,252 km (0.098 R)
• M18: 30,201,267 km (0.097 R)
• M19: 33,510,671 km (0.1 R)
• M20: 35,031,782 km (0.103 R)
• M21: 37,978,262 km (0.056 R)
• M22: 39,511,790 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.5

Radius: 11.8

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 9.43 AU - 12.89 AU

Year: 13686 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,452,274 km

• M1: 149,747 km (0.091 R)
• M2: 772,374 km (0.048 R)
• M3: 1,482,814 km (0.084 R)
• M4: 2,028,098 km (0.113 R)
• M5: 2,659,850 km (0.026 R)
• M6: 3,445,837 km (0.088 R)
• M7: 3,835,839 km (0.097 R)
• M8: 4,873,899 km (0.093 R)
• M9: 5,258,964 km (0.089 R)
• M10: 5,933,052 km (0.088 R)
• M11: 6,920,697 km (0.076 R)
• M12: 10,486,212 km (0.089 R)
• M13: 10,893,567 km (0.11 R)
• M14: 14,048,138 km (0.109 R)
• M15: 14,759,625 km (0.028 R)
• M16: 19,456,849 km (0.07 R)
• M17: 21,530,574 km (0.12 R)
• M18: 22,380,739 km (0.098 R)
• M19: 23,351,629 km (0.111 R)
• M20: 25,066,021 km (0.104 R)
• M21: 26,219,271 km (0.049 R)
• M22: 27,737,689 km (0.095 R)
• M23: 28,293,894 km (0.101 R)
• M24: 32,398,261 km (0.115 R)
• M25: 32,891,336 km (0.032 R)
• M26: 38,788,035 km (0.118 R)
• M27: 46,593,304 km (0.104 R)
• M28: 50,119,326 km (0.112 R)
• M29: 52,792,939 km (0.043 R)
• M30: 56,444,473 km (0.075 R)
• M31: 63,090,209 km (0.098 R)
• M32: 64,052,572 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.3

Radius: 6.9

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 9.87 AU - 15.61 AU

Year: 16693 Days

Day: 23.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,452,274 km

• M1: 85,869 km (0.109 R)
• M2: 404,662 km (0.12 R)
• M3: 1,988,904 km (0.112 R)
• M4: 2,690,219 km (0.113 R)
• M5: 4,144,310 km (0.042 R)
• M6: 5,307,732 km (0.118 R)
• M7: 8,815,204 km (0.076 R)
• M8: 9,520,408 km (0.093 R)
• M9: 12,160,362 km (0.08 R)
• M10: 14,280,314 km (0.119 R)
• M11: 17,969,547 km (0.096 R)
• M12: 19,580,117 km (0.085 R)
• M13: 22,323,443 km (0.09 R)
• M14: 29,638,480 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.6

Radius: 4.3

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 15.58 AU - 18.9 AU

Year: 26277 Days

Day: 21.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,452,274 km

• M1: 125,213 km (0.067 R)
• M2: 280,346 km (0.037 R)
• M3: 421,567 km (0.105 R)
• M4: 692,937 km (0.116 R)
• M5: 868,116 km (0.082 R)
• M6: 1,168,359 km (0.056 R)
• M7: 1,885,831 km (0.077 R)
• M8: 2,154,957 km (0.04 R)
• M9: 2,469,711 km (0.062 R)
• M10: 3,625,654 km (0.076 R)
• M11: 3,899,568 km (0.089 R)
• M12: 5,768,494 km (0.114 R)
• M13: 6,412,812 km (0.038 R)
• M14: 9,021,350 km (0.112 R)
• M15: 9,782,354 km (0.112 R)
• M16: 11,201,440 km (0.076 R)
• M17: 13,774,224 km (0.1 R)
• M18: 14,238,277 km (0.061 R)
• M19: 15,692,517 km (0.112 R)
• M20: 18,650,965 km (0.092 R)
• M21: 24,952,775 km (0.08 R)
• M22: 29,822,934 km (0.088 R)
• M23: 33,123,661 km (0.115 R)
• M24: 48,456,695 km (0.107 R)
• M25: 53,481,688 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 15,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit