🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.64 AU - 0.72 AU

Year: 205 Days

Day: 34.8 Hours

Environment

Temp: 167 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.18 AU - 1.24 AU

Year: 486 Days

Day: 40.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.9 AU - 2.58 AU

Year: 1225 Days

Day: 21.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.25 AU - 3.97 AU

Year: 2505 Days

Day: 13.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.37 AU - 4.73 AU

Year: 2977 Days

Day: 41.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,939,063 km

• M1: 63,579 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.3

Radius: 9.6

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.17 AU - 5.53 AU

Year: 3901 Days

Day: 13.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,939,063 km

• M1: 119,379 km (0.085 R)
• M2: 541,694 km (0.114 R)
• M3: 942,317 km (0.085 R)
• M4: 1,253,181 km (0.117 R)
• M5: 1,655,300 km (0.043 R)
• M6: 1,954,047 km (0.061 R)
• M7: 2,499,930 km (0.044 R)
• M8: 3,027,263 km (0.107 R)
• M9: 3,371,038 km (0.101 R)
• M10: 4,740,757 km (0.074 R)
• M11: 5,575,513 km (0.079 R)
• M12: 5,935,744 km (0.083 R)
• M13: 7,140,456 km (0.113 R)
• M14: 8,235,662 km (0.116 R)
• M15: 8,703,754 km (0.114 R)
• M16: 11,397,413 km (0.108 R)
• M17: 12,277,497 km (0.058 R)
• M18: 12,624,415 km (0.069 R)
• M19: 14,554,526 km (0.071 R)
• M20: 15,189,869 km (0.102 R)
• M21: 19,221,980 km (0.105 R)
• M22: 19,986,874 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.8

Radius: 10.1

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.38 AU - 11.74 AU

Year: 10796 Days

Day: 7 Hours

Environment

Temp: -176 °C

Axial Tilt: 93.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,939,063 km

• M1: 125,662 km (0.117 R)
• M2: 447,597 km (0.085 R)
• M3: 813,513 km (0.105 R)
• M4: 1,679,984 km (0.064 R)
• M5: 2,103,346 km (0.118 R)
• M6: 2,872,578 km (0.077 R)
• M7: 4,710,239 km (0.096 R)
• M8: 5,321,495 km (0.105 R)
• M9: 6,094,318 km (0.11 R)
• M10: 9,103,928 km (0.068 R)
• M11: 9,746,301 km (0.11 R)
• M12: 12,263,734 km (0.104 R)
• M13: 12,621,273 km (0.105 R)
• M14: 13,108,813 km (0.106 R)
• M15: 17,548,578 km (0.104 R)
• M16: 18,699,584 km (0.119 R)
• M17: 21,322,035 km (0.109 R)
• M18: 25,315,101 km (0.116 R)
• M19: 26,882,887 km (0.064 R)
• M20: 27,588,839 km (0.107 R)
• M21: 28,410,580 km (0.073 R)
• M22: 30,319,150 km (0.117 R)
• M23: 31,749,754 km (0.032 R)
• M24: 32,766,122 km (0.059 R)
• M25: 40,497,041 km (0.061 R)
• M26: 42,366,267 km (0.113 R)
• M27: 45,135,323 km (0.11 R)
• M28: 46,564,132 km (0.04 R)
• M29: 49,061,818 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.6

Radius: 4.2

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 16.24 AU - 18.02 AU

Year: 25896 Days

Day: 15.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,939,063 km

• M1: 53,107 km (0.087 R)
• M2: 245,490 km (0.107 R)
• M3: 390,301 km (0.071 R)
• M4: 1,255,126 km (0.086 R)
• M5: 1,704,069 km (0.089 R)
• M6: 3,358,023 km (0.054 R)
• M7: 7,002,976 km (0.089 R)
• M8: 8,426,549 km (0.117 R)
• M9: 10,292,184 km (0.109 R)
• M10: 11,489,266 km (0.115 R)
• M11: 11,659,508 km (0.089 R)
• M12: 13,962,568 km (0.058 R)
• M13: 16,480,001 km (0.046 R)
• M14: 17,731,836 km (0.064 R)
• M15: 24,762,188 km (0.118 R)
• M16: 24,951,429 km (0.107 R)
• M17: 30,537,413 km (0.081 R)
• M18: 31,082,997 km (0.096 R)
• M19: 31,635,163 km (0.078 R)
• M20: 33,101,222 km (0.026 R)
• M21: 34,730,193 km (0.116 R)
• M22: 41,647,150 km (0.043 R)
• M23: 42,996,074 km (0.056 R)
• M24: 44,373,870 km (0.079 R)
• M25: 50,482,400 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 16,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit