🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.45 AU - 0.69 AU

Year: 155 Days

Day: 44.1 Hours

Environment

Temp: 217 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.86 AU - 0.95 AU

Year: 307 Days

Day: 30.1 Hours

Environment

Temp: 174 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.92 AU - 1.12 AU

Year: 371 Days

Day: 13.4 Hours

Environment

Temp: 40 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.21 AU - 1.41 AU

Year: 540 Days

Day: 24.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.25 AU - 2.45 AU

Year: 1297 Days

Day: 22.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,823,917 km

• M1: 366,964 km (0.085 R)
• M2: 898,036 km (0.102 R)

Asteroid Belt

Center: 9.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.3

Radius: 6.5

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 15.64 AU - 16.74 AU

Year: 23445 Days

Day: 18.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 73,823,917 km

• M1: 115,041 km (0.111 R)
• M2: 605,722 km (0.088 R)
• M3: 715,527 km (0.072 R)
• M4: 1,595,461 km (0.029 R)
• M5: 2,005,958 km (0.111 R)
• M6: 2,274,336 km (0.119 R)
• M7: 2,882,003 km (0.1 R)
• M8: 4,494,070 km (0.093 R)
• M9: 4,978,468 km (0.045 R)
• M10: 5,853,765 km (0.109 R)
• M11: 7,535,245 km (0.09 R)
• M12: 8,162,060 km (0.11 R)
• M13: 9,520,857 km (0.065 R)
• M14: 10,140,641 km (0.083 R)
• M15: 10,773,440 km (0.047 R)
• M16: 12,808,869 km (0.12 R)
• M17: 13,743,856 km (0.114 R)
• M18: 14,894,562 km (0.036 R)
• M19: 15,154,414 km (0.111 R)
• M20: 15,678,605 km (0.096 R)
• M21: 16,075,787 km (0.074 R)
• M22: 16,409,241 km (0.094 R)
• M23: 18,248,995 km (0.101 R)
• M24: 18,387,822 km (0.105 R)
• M25: 18,806,547 km (0.047 R)
• M26: 19,228,413 km (0.116 R)
• M27: 19,653,271 km (0.117 R)
• M28: 20,081,420 km (0.105 R)
• M29: 20,224,735 km (0.119 R)
• M30: 20,440,455 km (0.052 R)
• M31: 21,971,589 km (0.112 R)
• M32: 22,045,490 km (0.094 R)
• M33: 22,639,095 km (0.105 R)
• M34: 22,788,244 km (0.052 R)
• M35: 24,145,994 km (0.053 R)
• M36: 24,757,849 km (0.105 R)
• M37: 27,176,398 km (0.107 R)
• M38: 29,506,086 km (0.078 R)
• M39: 30,571,073 km (0.054 R)
• M40: 32,066,304 km (0.074 R)
• M41: 32,738,596 km (0.058 R)
• M42: 32,991,866 km (0.084 R)
• M43: 33,330,555 km (0.052 R)
• M44: 35,907,229 km (0.112 R)
• M45: 36,517,738 km (0.069 R)
• M46: 36,868,096 km (0.12 R)
• M47: 37,307,615 km (0.085 R)
• M48: 37,925,753 km (0.042 R)
• M49: 38,280,599 km (0.091 R)
• M50: 38,725,653 km (0.118 R)
• M51: 40,432,415 km (0.038 R)
• M52: 40,613,428 km (0.079 R)
• M53: 41,067,308 km (0.058 R)
• M54: 41,158,413 km (0.12 R)
• M55: 41,797,047 km (0.111 R)
• M56: 44,664,987 km (0.032 R)
• M57: 45,321,273 km (0.103 R)
• M58: 45,415,370 km (0.108 R)
• M59: 45,509,467 km (0.087 R)
• M60: 46,264,488 km (0.118 R)
• M61: 46,833,409 km (0.107 R)
• M62: 49,422,499 km (0.076 R)
• M63: 49,616,079 km (0.083 R)
• M64: 50,198,463 km (0.076 R)
• M65: 50,880,779 km (0.045 R)
• M66: 51,076,303 km (0.105 R)
• M67: 51,174,140 km (0.096 R)
• M68: 53,243,378 km (0.112 R)
• M69: 53,839,526 km (0.047 R)
• M70: 54,238,204 km (0.079 R)
• M71: 54,637,930 km (0.044 R)
• M72: 55,239,313 km (0.069 R)
• M73: 56,549,790 km (0.06 R)
• M74: 57,158,055 km (0.114 R)
• M75: 57,259,632 km (0.045 R)
• M76: 57,462,936 km (0.059 R)
• M77: 58,074,492 km (0.085 R)
• M78: 60,128,471 km (0.106 R)
• M79: 63,253,720 km (0.08 R)
• M80: 64,307,188 km (0.107 R)
• M81: 65,579,069 km (0.094 R)
• M82: 67,609,561 km (0.027 R)
• M83: 67,717,122 km (0.118 R)
• M84: 67,932,094 km (0.095 R)
• M85: 72,390,559 km (0.097 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 10,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit