🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.4 AU - 0.64 AU

Year: 135 Days

Day: 16.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,956,839 km

• M1: 306,825 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.73 AU - 0.83 AU

Year: 248 Days

Day: 45.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.46 AU - 1.48 AU

Year: 641 Days

Day: 36.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,956,839 km

• M1: 146,307 km (0.105 R)

Asteroid Belt

Center: 2.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.75 AU - 2.99 AU

Year: 1750 Days

Day: 25.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.9

Radius: 13.7

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.7 AU - 10.68 AU

Year: 10026 Days

Day: 8.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 106,956,839 km

• M1: 170,392 km (0.085 R)
• M2: 713,881 km (0.036 R)
• M3: 1,226,403 km (0.104 R)
• M4: 1,819,858 km (0.098 R)
• M5: 2,378,606 km (0.088 R)
• M6: 3,072,441 km (0.08 R)
• M7: 3,949,833 km (0.083 R)
• M8: 5,203,912 km (0.045 R)
• M9: 8,270,369 km (0.076 R)
• M10: 13,605,926 km (0.118 R)
• M11: 15,102,055 km (0.079 R)
• M12: 15,756,994 km (0.039 R)
• M13: 18,716,339 km (0.109 R)
• M14: 19,935,412 km (0.09 R)
• M15: 20,485,035 km (0.081 R)
• M16: 21,945,260 km (0.118 R)
• M17: 25,254,215 km (0.025 R)
• M18: 25,898,084 km (0.035 R)
• M19: 29,994,373 km (0.116 R)
• M20: 31,134,758 km (0.109 R)
• M21: 44,308,047 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.6

Radius: 6.1

Gravity: 21.6 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 15.17 AU - 24.39 AU

Year: 31660 Days

Day: 15.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 106,956,839 km

• M1: 76,893 km (0.114 R)
• M2: 565,181 km (0.071 R)
• M3: 811,269 km (0.08 R)
• M4: 1,204,263 km (0.106 R)
• M5: 1,544,299 km (0.065 R)
• M6: 1,777,821 km (0.046 R)
• M7: 1,990,250 km (0.102 R)
• M8: 2,441,437 km (0.105 R)
• M9: 2,759,931 km (0.083 R)
• M10: 7,860,919 km (0.078 R)
• M11: 8,556,101 km (0.101 R)
• M12: 10,747,261 km (0.073 R)
• M13: 14,867,336 km (0.083 R)
• M14: 16,018,192 km (0.1 R)
• M15: 16,476,410 km (0.057 R)
• M16: 16,943,156 km (0.087 R)
• M17: 19,721,487 km (0.113 R)
• M18: 27,572,084 km (0.099 R)
• M19: 27,965,527 km (0.06 R)
• M20: 31,819,916 km (0.072 R)
• M21: 42,101,628 km (0.1 R)
• M22: 46,767,137 km (0.108 R)
• M23: 47,514,229 km (0.085 R)
• M24: 52,766,161 km (0.117 R)
• M25: 56,685,476 km (0.073 R)
• M26: 62,132,035 km (0.094 R)
• M27: 73,547,549 km (0.085 R)
• M28: 74,811,502 km (0.112 R)
• M29: 75,065,968 km (0.064 R)
• M30: 75,832,806 km (0.098 R)
• M31: 76,346,974 km (0.095 R)
• M32: 78,689,677 km (0.063 R)
• M33: 88,255,713 km (0.099 R)
• M34: 95,543,822 km (0.064 R)
• M35: 99,487,371 km (0.12 R)
• M36: 103,538,182 km (0.089 R)
• M37: 106,406,123 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.4

Radius: 4.3

Gravity: 37.99 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 15.23 AU - 25.38 AU

Year: 32917 Days

Day: 21.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 106,956,839 km

• M1: 54,154 km (0.105 R)
• M2: 428,897 km (0.088 R)
• M3: 822,040 km (0.035 R)
• M4: 1,101,190 km (0.096 R)
• M5: 1,868,178 km (0.085 R)
• M6: 3,394,824 km (0.046 R)
• M7: 4,218,211 km (0.117 R)
• M8: 5,468,401 km (0.08 R)
• M9: 6,793,239 km (0.097 R)
• M10: 7,584,313 km (0.058 R)
• M11: 11,802,374 km (0.083 R)
• M12: 13,739,667 km (0.097 R)
• M13: 14,655,505 km (0.112 R)
• M14: 15,879,066 km (0.081 R)
• M15: 16,607,907 km (0.117 R)
• M16: 18,132,160 km (0.064 R)
• M17: 20,803,977 km (0.112 R)
• M18: 22,121,037 km (0.106 R)
• M19: 24,438,009 km (0.062 R)
• M20: 25,163,559 km (0.086 R)
• M21: 30,927,714 km (0.087 R)
• M22: 39,954,899 km (0.088 R)
• M23: 41,983,446 km (0.12 R)
• M24: 46,244,442 km (0.049 R)
• M25: 51,964,466 km (0.104 R)
• M26: 54,378,527 km (0.119 R)
• M27: 69,242,870 km (0.074 R)
• M28: 101,597,000 km (0.12 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 17,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit