🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.78 AU - 1.2 AU

Year: 365 Days

Day: 21.6 Hours

Environment

Temp: 29 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,901,691 km

• M1: 797,656 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3 AU - 4.32 AU

Year: 2597 Days

Day: 13.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,901,691 km

• M1: 1,528,741 km (0.102 R)
• M2: 2,792,693 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.65 AU - 4.15 AU

Year: 2856 Days

Day: 43.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.36 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.3

Radius: 12.6

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.19 AU - 13.45 AU

Year: 13199 Days

Day: 7.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 40,901,691 km

• M1: 185,801 km (0.098 R)
• M2: 327,470 km (0.117 R)
• M3: 571,913 km (0.08 R)
• M4: 667,954 km (0.053 R)
• M5: 755,469 km (0.104 R)
• M6: 847,622 km (0.114 R)
• M7: 1,010,384 km (0.081 R)
• M8: 1,220,419 km (0.106 R)
• M9: 1,602,792 km (0.096 R)
• M10: 1,766,452 km (0.105 R)
• M11: 2,022,563 km (0.095 R)
• M12: 2,132,966 km (0.088 R)
• M13: 2,476,593 km (0.073 R)
• M14: 2,643,095 km (0.061 R)
• M15: 2,912,371 km (0.096 R)
• M16: 3,504,480 km (0.087 R)
• M17: 3,611,442 km (0.112 R)
• M18: 4,680,319 km (0.081 R)
• M19: 4,798,352 km (0.106 R)
• M20: 5,037,409 km (0.103 R)
• M21: 5,249,838 km (0.108 R)
• M22: 6,032,534 km (0.082 R)
• M23: 6,258,427 km (0.097 R)
• M24: 6,618,808 km (0.034 R)
• M25: 6,751,651 km (0.119 R)
• M26: 6,918,902 km (0.103 R)
• M27: 7,087,498 km (0.079 R)
• M28: 7,740,792 km (0.108 R)
• M29: 8,056,893 km (0.089 R)
• M30: 8,884,318 km (0.112 R)
• M31: 9,475,978 km (0.096 R)
• M32: 10,042,206 km (0.08 R)
• M33: 10,619,504 km (0.087 R)
• M34: 10,853,475 km (0.039 R)
• M35: 11,089,092 km (0.097 R)
• M36: 12,048,613 km (0.067 R)
• M37: 12,129,844 km (0.069 R)
• M38: 12,333,596 km (0.1 R)
• M39: 12,827,120 km (0.062 R)
• M40: 12,951,585 km (0.082 R)
• M41: 13,201,713 km (0.103 R)
• M42: 13,621,933 km (0.102 R)
• M43: 14,519,072 km (0.107 R)
• M44: 14,692,007 km (0.098 R)
• M45: 14,996,588 km (0.098 R)
• M46: 15,215,300 km (0.051 R)
• M47: 15,922,449 km (0.064 R)
• M48: 16,325,017 km (0.064 R)
• M49: 16,504,983 km (0.027 R)
• M50: 16,776,204 km (0.104 R)
• M51: 17,598,694 km (0.062 R)
• M52: 17,737,072 km (0.107 R)
• M53: 18,621,793 km (0.068 R)
• M54: 20,385,702 km (0.059 R)
• M55: 20,725,439 km (0.092 R)
• M56: 21,018,202 km (0.1 R)
• M57: 21,459,665 km (0.092 R)
• M58: 21,558,250 km (0.115 R)
• M59: 23,662,494 km (0.038 R)
• M60: 24,739,000 km (0.096 R)
• M61: 25,831,364 km (0.105 R)
• M62: 25,936,232 km (0.096 R)
• M63: 26,251,734 km (0.083 R)
• M64: 26,674,348 km (0.106 R)
• M65: 27,365,789 km (0.087 R)
• M66: 28,278,934 km (0.078 R)
• M67: 28,712,170 km (0.105 R)
• M68: 28,820,778 km (0.076 R)
• M69: 29,366,062 km (0.077 R)
• M70: 30,025,041 km (0.107 R)
• M71: 30,744,158 km (0.112 R)
• M72: 31,022,410 km (0.113 R)
• M73: 31,637,257 km (0.088 R)
• M74: 31,805,704 km (0.102 R)
• M75: 32,199,745 km (0.04 R)
• M76: 33,391,741 km (0.077 R)
• M77: 33,677,622 km (0.082 R)
• M78: 35,410,265 km (0.082 R)
• M79: 35,818,667 km (0.119 R)
• M80: 36,817,233 km (0.091 R)
• M81: 38,063,233 km (0.095 R)
• M82: 38,721,314 km (0.102 R)
• M83: 39,322,997 km (0.105 R)
• M84: 39,685,473 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 15,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit