🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.56 AU - 0.6 AU

Year: 165 Days

Day: 28 Hours

Environment

Temp: 219 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.62 AU - 0.78 AU

Year: 218 Days

Day: 34.1 Hours

Environment

Temp: 178 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.81 AU - 0.99 AU

Year: 318 Days

Day: 39.4 Hours

Environment

Temp: 39 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 65,764,950 km

• M1: 22,440 km (0.118 R)
• M2: 262,095 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.65 AU - 1.97 AU

Year: 908 Days

Day: 39.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 165.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.5

Radius: 8.5

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.04 AU - 10.78 AU

Year: 11630 Days

Day: 5.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,764,950 km

• M1: 105,766 km (0.087 R)
• M2: 420,071 km (0.108 R)
• M3: 1,207,704 km (0.111 R)
• M4: 1,965,866 km (0.112 R)
• M5: 3,195,411 km (0.087 R)
• M6: 4,241,100 km (0.08 R)
• M7: 5,637,745 km (0.063 R)
• M8: 6,440,787 km (0.066 R)
• M9: 7,030,651 km (0.082 R)
• M10: 9,806,290 km (0.062 R)
• M11: 12,508,776 km (0.105 R)
• M12: 12,992,725 km (0.095 R)
• M13: 15,741,137 km (0.048 R)
• M14: 16,520,392 km (0.103 R)
• M15: 17,699,373 km (0.12 R)
• M16: 20,639,270 km (0.098 R)
• M17: 21,918,781 km (0.119 R)
• M18: 24,634,880 km (0.111 R)
• M19: 27,063,452 km (0.081 R)
• M20: 33,418,968 km (0.085 R)
• M21: 44,922,146 km (0.057 R)
• M22: 48,087,936 km (0.092 R)
• M23: 50,026,874 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.7

Radius: 4

Gravity: 20.92 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 14.5 AU - 16.72 AU

Year: 22991 Days

Day: 20.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 122.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,764,950 km

• M1: 49,816 km (0.118 R)
• M2: 178,021 km (0.104 R)
• M3: 313,856 km (0.069 R)
• M4: 624,272 km (0.034 R)
• M5: 935,735 km (0.116 R)
• M6: 1,064,239 km (0.099 R)
• M7: 1,372,112 km (0.12 R)
• M8: 1,754,035 km (0.076 R)
• M9: 5,384,626 km (0.048 R)
• M10: 5,879,795 km (0.091 R)
• M11: 8,715,722 km (0.073 R)
• M12: 11,528,610 km (0.048 R)
• M13: 17,683,516 km (0.056 R)
• M14: 24,475,708 km (0.094 R)
• M15: 27,773,293 km (0.118 R)
• M16: 38,721,913 km (0.103 R)
• M17: 39,981,228 km (0.027 R)
• M18: 41,848,359 km (0.112 R)
• M19: 47,956,141 km (0.091 R)
• M20: 55,331,465 km (0.049 R)
• M21: 57,286,560 km (0.083 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 19,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit