🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.5 AU - 0.6 AU

Year: 143 Days

Day: 13.1 Hours

Environment

Temp: 260 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.57 AU - 0.69 AU

Year: 175 Days

Day: 42.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.02 AU - 1.42 AU

Year: 471 Days

Day: 20.5 Hours

Environment

Temp: 36 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,747,129 km

• M1: 45,029 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.46 AU - 1.88 AU

Year: 755 Days

Day: 35.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.54 AU - 1.82 AU

Year: 762 Days

Day: 14.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.27 AU - 4.95 AU

Year: 3463 Days

Day: 47.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,747,129 km

• M1: 620,233 km (0.09 R)

Asteroid Belt

Center: 7.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 11

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.78 AU - 11.02 AU

Year: 10083 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,747,129 km

• M1: 137,032 km (0.097 R)
• M2: 503,995 km (0.05 R)
• M3: 891,304 km (0.111 R)
• M4: 1,606,831 km (0.096 R)
• M5: 2,016,878 km (0.085 R)
• M6: 3,713,169 km (0.117 R)
• M7: 4,159,868 km (0.099 R)
• M8: 5,257,019 km (0.036 R)
• M9: 5,787,493 km (0.099 R)
• M10: 6,463,376 km (0.025 R)
• M11: 6,839,914 km (0.078 R)
• M12: 7,845,810 km (0.111 R)
• M13: 9,321,294 km (0.065 R)
• M14: 10,921,093 km (0.033 R)
• M15: 11,953,468 km (0.099 R)
• M16: 12,813,506 km (0.031 R)
• M17: 17,964,460 km (0.056 R)
• M18: 20,831,354 km (0.04 R)
• M19: 21,907,262 km (0.112 R)
• M20: 22,587,633 km (0.089 R)
• M21: 24,259,688 km (0.085 R)
• M22: 26,679,583 km (0.029 R)
• M23: 30,185,410 km (0.088 R)
• M24: 35,244,959 km (0.06 R)
• M25: 35,709,909 km (0.103 R)
• M26: 37,369,698 km (0.118 R)
• M27: 39,204,516 km (0.076 R)
• M28: 39,955,048 km (0.117 R)
• M29: 41,227,079 km (0.097 R)
• M30: 42,789,030 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.1

Radius: 12.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 11.31 AU - 14.33 AU

Year: 16059 Days

Day: 14.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,747,129 km

• M1: 161,865 km (0.108 R)
• M2: 1,332,169 km (0.1 R)
• M3: 2,456,247 km (0.057 R)
• M4: 3,087,251 km (0.067 R)
• M5: 3,742,640 km (0.08 R)
• M6: 6,164,180 km (0.073 R)
• M7: 6,873,723 km (0.087 R)
• M8: 8,176,870 km (0.084 R)
• M9: 9,332,962 km (0.084 R)
• M10: 10,109,076 km (0.092 R)
• M11: 12,147,497 km (0.072 R)
• M12: 18,498,824 km (0.107 R)
• M13: 18,901,093 km (0.047 R)
• M14: 24,100,666 km (0.088 R)
• M15: 26,872,714 km (0.074 R)
• M16: 32,340,068 km (0.049 R)
• M17: 33,160,313 km (0.091 R)
• M18: 34,235,323 km (0.105 R)
• M19: 35,704,524 km (0.075 R)
• M20: 43,686,767 km (0.082 R)
• M21: 44,833,584 km (0.049 R)
• M22: 46,888,610 km (0.089 R)
• M23: 47,788,292 km (0.064 R)
• M24: 49,159,356 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.8

Radius: 6.2

Gravity: 21.53 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.1 AU - 16 AU

Year: 20426 Days

Day: 17 Hours

Environment

Temp: -183 °C

Axial Tilt: 99.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,747,129 km

• M1: 77,193 km (0.116 R)
• M2: 270,323 km (0.078 R)
• M3: 502,350 km (0.112 R)
• M4: 848,519 km (0.113 R)
• M5: 1,115,851 km (0.073 R)
• M6: 1,841,400 km (0.118 R)
• M7: 2,384,141 km (0.079 R)
• M8: 2,948,275 km (0.071 R)
• M9: 3,304,617 km (0.062 R)
• M10: 4,985,648 km (0.106 R)
• M11: 5,215,131 km (0.077 R)
• M12: 5,491,738 km (0.107 R)
• M13: 6,117,506 km (0.063 R)
• M14: 6,605,793 km (0.092 R)
• M15: 10,778,676 km (0.119 R)
• M16: 11,293,293 km (0.033 R)
• M17: 13,963,914 km (0.088 R)
• M18: 14,730,902 km (0.086 R)
• M19: 15,688,030 km (0.075 R)
• M20: 16,098,825 km (0.087 R)
• M21: 16,516,802 km (0.107 R)
• M22: 17,113,996 km (0.089 R)
• M23: 19,553,040 km (0.091 R)
• M24: 23,792,494 km (0.114 R)
• M25: 24,116,822 km (0.102 R)
• M26: 27,406,180 km (0.051 R)
• M27: 30,982,617 km (0.037 R)
• M28: 39,045,194 km (0.1 R)
• M29: 40,717,249 km (0.108 R)
• M30: 43,073,266 km (0.09 R)
• M31: 45,518,892 km (0.083 R)
• M32: 59,342,633 km (0.096 R)
• M33: 67,414,036 km (0.075 R)
• M34: 68,280,956 km (0.098 R)
• M35: 70,480,942 km (0.079 R)
• M36: 73,182,680 km (0.119 R)
• M37: 75,021,687 km (0.085 R)
• M38: 77,127,277 km (0.097 R)
• M39: 77,600,455 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.8

Radius: 4.6

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 16.24 AU - 21.56 AU

Year: 28745 Days

Day: 23.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,747,129 km

• M1: 94,396 km (0.118 R)
• M2: 1,364,482 km (0.047 R)
• M3: 4,639,928 km (0.064 R)
• M4: 5,103,831 km (0.101 R)
• M5: 5,558,907 km (0.102 R)
• M6: 5,716,434 km (0.083 R)
• M7: 6,995,047 km (0.069 R)
• M8: 8,401,416 km (0.036 R)
• M9: 9,642,929 km (0.054 R)
• M10: 12,754,415 km (0.088 R)
• M11: 14,461,028 km (0.114 R)
• M12: 18,233,138 km (0.079 R)
• M13: 20,671,583 km (0.11 R)
• M14: 33,893,193 km (0.107 R)
• M15: 37,694,774 km (0.037 R)
• M16: 38,830,820 km (0.087 R)
• M17: 40,577,674 km (0.08 R)
• M18: 41,770,717 km (0.092 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 17,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit