🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.65 AU - 0.65 AU

Year: 186 Days

Day: 18.6 Hours

Environment

Temp: 182 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 106,821,520 km

• M1: 46,974 km (0.045 R)
• M2: 110,852 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.67 AU - 0.85 AU

Year: 235 Days

Day: 37.5 Hours

Environment

Temp: 122 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,821,520 km

• M1: 694,733 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.64 AU - 0.92 AU

Year: 244 Days

Day: 32 Hours

Environment

Temp: 171 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 106,821,520 km

• M1: 177,722 km (0.084 R)
• M2: 410,048 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.19 AU - 1.35 AU

Year: 508 Days

Day: 24 Hours

Environment

Temp: -0 °C

Axial Tilt: 42.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.74 AU - 2.68 AU

Year: 1166 Days

Day: 36.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.63 AU - 2.65 AU

Year: 1522 Days

Day: 41.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,821,520 km

• M1: 10,023 km (0.089 R)
• M2: 589,715 km (0.034 R)

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.1

Radius: 11

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.85 AU - 9.81 AU

Year: 10110 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 106,821,520 km

• M1: 156,779 km (0.12 R)
• M2: 584,628 km (0.114 R)
• M3: 1,231,041 km (0.089 R)
• M4: 1,629,570 km (0.106 R)
• M5: 3,004,972 km (0.095 R)
• M6: 3,525,274 km (0.086 R)
• M7: 3,965,690 km (0.109 R)
• M8: 4,984,751 km (0.046 R)
• M9: 6,016,378 km (0.119 R)
• M10: 6,454,101 km (0.118 R)
• M11: 6,879,408 km (0.115 R)
• M12: 7,969,976 km (0.042 R)
• M13: 8,890,601 km (0.052 R)
• M14: 11,173,315 km (0.117 R)
• M15: 12,575,496 km (0.085 R)
• M16: 13,821,946 km (0.106 R)
• M17: 16,079,677 km (0.107 R)
• M18: 17,296,207 km (0.108 R)
• M19: 17,672,894 km (0.119 R)
• M20: 23,615,370 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.9

Radius: 6.3

Gravity: 17.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 13.79 AU - 16.13 AU

Year: 20527 Days

Day: 16 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 106,821,520 km

• M1: 78,389 km (0.093 R)
• M2: 279,449 km (0.115 R)
• M3: 497,563 km (0.087 R)
• M4: 1,286,093 km (0.111 R)
• M5: 1,889,421 km (0.118 R)
• M6: 2,408,975 km (0.105 R)
• M7: 2,838,919 km (0.105 R)
• M8: 3,608,001 km (0.026 R)
• M9: 4,236,911 km (0.115 R)
• M10: 5,549,483 km (0.096 R)
• M11: 6,517,830 km (0.075 R)
• M12: 8,097,434 km (0.075 R)
• M13: 8,409,794 km (0.069 R)
• M14: 10,334,371 km (0.104 R)
• M15: 11,528,760 km (0.078 R)
• M16: 15,028,752 km (0.107 R)
• M17: 18,275,923 km (0.104 R)
• M18: 20,109,544 km (0.026 R)
• M19: 24,353,037 km (0.042 R)
• M20: 32,037,730 km (0.109 R)
• M21: 35,933,409 km (0.089 R)
• M22: 36,776,991 km (0.114 R)
• M23: 42,898,386 km (0.088 R)
• M24: 43,371,265 km (0.103 R)
• M25: 47,953,448 km (0.072 R)
• M26: 51,950,703 km (0.064 R)
• M27: 53,210,018 km (0.117 R)
• M28: 55,976,681 km (0.052 R)
• M29: 57,873,582 km (0.067 R)
• M30: 59,032,068 km (0.069 R)
• M31: 68,431,751 km (0.067 R)
• M32: 77,143,134 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.7

Radius: 4.2

Gravity: 49.64 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.25 AU - 19.83 AU

Year: 23864 Days

Day: 20.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 106,821,520 km

• M1: 52,210 km (0.081 R)
• M2: 238,010 km (0.026 R)
• M3: 454,329 km (0.057 R)
• M4: 593,754 km (0.092 R)
• M5: 1,859,502 km (0.084 R)
• M6: 3,009,909 km (0.077 R)
• M7: 8,234,016 km (0.082 R)
• M8: 14,917,451 km (0.054 R)
• M9: 19,413,615 km (0.115 R)
• M10: 24,505,926 km (0.056 R)
• M11: 24,966,688 km (0.054 R)
• M12: 28,861,768 km (0.088 R)
• M13: 29,117,879 km (0.047 R)
• M14: 30,289,081 km (0.117 R)
• M15: 31,899,053 km (0.117 R)
• M16: 32,586,306 km (0.098 R)
• M17: 35,434,500 km (0.073 R)
• M18: 46,704,455 km (0.051 R)
• M19: 48,306,948 km (0.087 R)
• M20: 49,030,702 km (0.1 R)
• M21: 51,058,352 km (0.095 R)
• M22: 77,170,062 km (0.03 R)
• M23: 78,407,236 km (0.06 R)
• M24: 80,667,361 km (0.065 R)
• M25: 83,488,178 km (0.1 R)
• M26: 90,963,733 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.6

Radius: 7.4

Gravity: 14.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 18.41 AU - 21.13 AU

Year: 31185 Days

Day: 24.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 106,821,520 km

• M1: 101,128 km (0.105 R)
• M2: 391,198 km (0.038 R)
• M3: 756,965 km (0.1 R)
• M4: 1,011,581 km (0.11 R)
• M5: 2,123,542 km (0.109 R)
• M6: 3,120,163 km (0.069 R)
• M7: 3,622,213 km (0.091 R)
• M8: 6,230,303 km (0.097 R)
• M9: 7,234,703 km (0.09 R)
• M10: 7,943,049 km (0.106 R)
• M11: 8,285,179 km (0.079 R)
• M12: 8,518,701 km (0.067 R)
• M13: 9,121,880 km (0.085 R)
• M14: 9,882,735 km (0.063 R)
• M15: 12,495,461 km (0.029 R)
• M16: 14,166,619 km (0.117 R)
• M17: 16,712,027 km (0.091 R)
• M18: 18,635,257 km (0.078 R)
• M19: 20,066,310 km (0.092 R)
• M20: 20,701,503 km (0.113 R)
• M21: 27,034,430 km (0.106 R)
• M22: 30,498,219 km (0.094 R)
• M23: 32,480,690 km (0.096 R)
• M24: 33,799,395 km (0.077 R)
• M25: 34,849,572 km (0.109 R)
• M26: 40,764,373 km (0.077 R)
• M27: 43,516,973 km (0.119 R)
• M28: 46,207,790 km (0.076 R)
• M29: 46,574,754 km (0.047 R)
• M30: 57,444,984 km (0.115 R)
• M31: 57,869,393 km (0.061 R)
• M32: 72,330,421 km (0.095 R)
• M33: 79,201,750 km (0.033 R)
• M34: 87,613,040 km (0.117 R)
• M35: 90,448,219 km (0.072 R)
• M36: 99,015,240 km (0.117 R)
• M37: 102,090,374 km (0.067 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 19,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit