🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.52 AU - 0.7 AU

Year: 168 Days

Day: 35.5 Hours

Environment

Temp: 216 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,877,802 km

• M1: 55,202 km (0.116 R)
• M2: 99,782 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.72 AU - 1.1 AU

Year: 307 Days

Day: 20.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.4 AU - 1.42 AU

Year: 591 Days

Day: 46 Hours

Environment

Temp: 1 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,877,802 km

• M1: 911,799 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.26 AU - 4.5 AU

Year: 2699 Days

Day: 24.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,877,802 km

• M1: 37,100 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.6

Radius: 7.8

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 15.77 AU - 18.73 AU

Year: 25298 Days

Day: 15.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 76,877,802 km

• M1: 238,010 km (0.091 R)
• M2: 418,874 km (0.109 R)
• M3: 805,585 km (0.099 R)
• M4: 904,469 km (0.088 R)
• M5: 1,141,881 km (0.09 R)
• M6: 1,197,381 km (0.111 R)
• M7: 1,834,369 km (0.116 R)
• M8: 1,999,675 km (0.11 R)
• M9: 2,135,659 km (0.091 R)
• M10: 2,204,773 km (0.105 R)
• M11: 2,452,507 km (0.071 R)
• M12: 3,091,290 km (0.055 R)
• M13: 3,490,268 km (0.107 R)
• M14: 3,821,178 km (0.1 R)
• M15: 3,990,374 km (0.12 R)
• M16: 4,380,375 km (0.12 R)
• M17: 4,468,638 km (0.05 R)
• M18: 4,782,494 km (0.104 R)
• M19: 5,814,570 km (0.101 R)
• M20: 6,107,782 km (0.103 R)
• M21: 6,206,516 km (0.09 R)
• M22: 6,861,755 km (0.059 R)
• M23: 6,964,529 km (0.104 R)
• M24: 7,275,842 km (0.113 R)
• M25: 7,751,414 km (0.093 R)
• M26: 8,182,555 km (0.099 R)
• M27: 8,843,927 km (0.116 R)
• M28: 9,465,207 km (0.112 R)
• M29: 10,042,206 km (0.099 R)
• M30: 10,630,574 km (0.104 R)
• M31: 11,351,337 km (0.097 R)
• M32: 13,477,871 km (0.109 R)
• M33: 13,736,076 km (0.11 R)
• M34: 14,520,269 km (0.115 R)
• M35: 14,586,241 km (0.065 R)
• M36: 14,652,363 km (0.107 R)
• M37: 18,797,272 km (0.113 R)
• M38: 19,085,846 km (0.072 R)
• M39: 19,813,340 km (0.083 R)
• M40: 27,979,290 km (0.077 R)
• M41: 28,061,569 km (0.095 R)
• M42: 29,974,477 km (0.109 R)
• M43: 30,058,551 km (0.038 R)
• M44: 30,311,371 km (0.098 R)
• M45: 31,244,562 km (0.09 R)
• M46: 32,187,029 km (0.051 R)
• M47: 32,273,197 km (0.102 R)
• M48: 33,312,903 km (0.111 R)
• M49: 33,661,914 km (0.094 R)
• M50: 34,539,904 km (0.094 R)
• M51: 35,247,502 km (0.036 R)
• M52: 36,497,542 km (0.108 R)
• M53: 37,037,740 km (0.106 R)
• M54: 40,798,930 km (0.089 R)
• M55: 40,892,129 km (0.114 R)
• M56: 42,582,735 km (0.119 R)
• M57: 43,246,201 km (0.097 R)
• M58: 43,531,634 km (0.097 R)
• M59: 44,583,606 km (0.102 R)
• M60: 45,257,395 km (0.055 R)
• M61: 45,643,956 km (0.065 R)
• M62: 45,837,685 km (0.086 R)
• M63: 46,225,892 km (0.046 R)
• M64: 48,380,251 km (0.096 R)
• M65: 51,269,883 km (0.108 R)
• M66: 51,471,242 km (0.095 R)
• M67: 52,177,942 km (0.057 R)
• M68: 55,139,980 km (0.116 R)
• M69: 57,527,562 km (0.114 R)
• M70: 58,156,023 km (0.056 R)
• M71: 59,736,973 km (0.085 R)
• M72: 59,842,888 km (0.045 R)
• M73: 61,545,761 km (0.077 R)
• M74: 61,759,835 km (0.098 R)
• M75: 64,672,655 km (0.092 R)
• M76: 65,107,985 km (0.09 R)
• M77: 65,326,099 km (0.094 R)
• M78: 65,762,925 km (0.071 R)
• M79: 69,403,389 km (0.096 R)
• M80: 70,295,740 km (0.111 R)
• M81: 70,407,490 km (0.103 R)
• M82: 70,631,288 km (0.106 R)
• M83: 71,979,015 km (0.118 R)
• M84: 72,317,406 km (0.099 R)
• M85: 72,656,095 km (0.11 R)
• M86: 73,675,755 km (0.074 R)
• M87: 73,789,299 km (0.071 R)
• M88: 73,902,844 km (0.119 R)
• M89: 74,358,070 km (0.096 R)
• M90: 75,385,509 km (0.069 R)
• M91: 76,532,475 km (0.092 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 16,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit