🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.96 AU - 1.06 AU

Year: 357 Days

Day: 13.6 Hours

Environment

Temp: 85 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.97 AU - 1.13 AU

Year: 378 Days

Day: 32.8 Hours

Environment

Temp: 68 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.95 AU - 2.75 AU

Year: 1266 Days

Day: 24.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.02 AU - 5.8 AU

Year: 4423 Days

Day: 32.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,483,813 km

• M1: 97,388 km (0.095 R)

Asteroid Belt

Center: 10.54 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.4

Radius: 3.7

Gravity: 53.64 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.18 AU - 17.16 AU

Year: 21801 Days

Day: 22.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 82,483,813 km

• M1: 84,373 km (0.111 R)
• M2: 116,387 km (0.111 R)
• M3: 182,509 km (0.095 R)
• M4: 212,878 km (0.039 R)
• M5: 245,041 km (0.118 R)
• M6: 1,475,633 km (0.09 R)
• M7: 1,507,797 km (0.113 R)
• M8: 1,605,634 km (0.098 R)
• M9: 1,773,184 km (0.069 R)
• M10: 2,536,432 km (0.071 R)
• M11: 2,692,163 km (0.108 R)
• M12: 2,771,151 km (0.034 R)
• M13: 2,810,944 km (0.092 R)
• M14: 2,850,887 km (0.117 R)
• M15: 3,012,602 km (0.109 R)
• M16: 3,260,934 km (0.108 R)
• M17: 5,926,619 km (0.071 R)
• M18: 6,132,914 km (0.083 R)
• M19: 6,289,244 km (0.113 R)
• M20: 6,446,771 km (0.053 R)
• M21: 6,605,644 km (0.111 R)
• M22: 7,309,202 km (0.101 R)
• M23: 7,530,308 km (0.092 R)
• M24: 7,922,703 km (0.116 R)
• M25: 8,092,946 km (0.066 R)
• M26: 10,350,677 km (0.119 R)
• M27: 10,536,776 km (0.106 R)
• M28: 11,355,675 km (0.092 R)
• M29: 13,795,616 km (0.077 R)
• M30: 14,968,913 km (0.082 R)
• M31: 15,673,818 km (0.048 R)
• M32: 16,173,624 km (0.089 R)
• M33: 17,482,905 km (0.088 R)
• M34: 18,075,612 km (0.065 R)
• M35: 18,599,653 km (0.088 R)
• M36: 18,750,298 km (0.087 R)
• M37: 21,609,113 km (0.114 R)
• M38: 22,404,824 km (0.072 R)
• M39: 25,014,410 km (0.09 R)
• M40: 26,186,060 km (0.105 R)
• M41: 26,439,329 km (0.058 R)
• M42: 26,524,002 km (0.093 R)
• M43: 26,778,468 km (0.119 R)
• M44: 27,204,373 km (0.108 R)
• M45: 27,289,793 km (0.116 R)
• M46: 28,756,151 km (0.103 R)
• M47: 28,930,283 km (0.088 R)
• M48: 29,104,715 km (0.113 R)
• M49: 29,630,401 km (0.12 R)
• M50: 31,944,381 km (0.095 R)
• M51: 32,034,439 km (0.03 R)
• M52: 33,579,935 km (0.093 R)
• M53: 34,870,815 km (0.116 R)
• M54: 35,615,812 km (0.081 R)
• M55: 36,365,896 km (0.05 R)
• M56: 39,032,029 km (0.064 R)
• M57: 39,321,501 km (0.111 R)
• M58: 41,465,239 km (0.07 R)
• M59: 41,957,715 km (0.107 R)
• M60: 43,347,030 km (0.031 R)
• M61: 43,947,067 km (0.097 R)
• M62: 44,047,298 km (0.108 R)
• M63: 45,560,480 km (0.117 R)
• M64: 46,680,819 km (0.036 R)
• M65: 46,885,618 km (0.051 R)
• M66: 47,090,567 km (0.105 R)
• M67: 49,573,443 km (0.036 R)
• M68: 51,674,994 km (0.102 R)
• M69: 52,843,054 km (0.06 R)
• M70: 53,590,894 km (0.118 R)
• M71: 55,313,513 km (0.1 R)
• M72: 56,399,295 km (0.068 R)
• M73: 57,492,107 km (0.12 R)
• M74: 57,821,223 km (0.095 R)
• M75: 58,923,161 km (0.03 R)
• M76: 60,700,533 km (0.106 R)
• M77: 61,147,531 km (0.028 R)
• M78: 61,259,580 km (0.116 R)
• M79: 61,932,621 km (0.105 R)
• M80: 64,649,318 km (0.045 R)
• M81: 64,877,455 km (0.095 R)
• M82: 66,251,960 km (0.102 R)
• M83: 66,827,463 km (0.055 R)
• M84: 70,081,067 km (0.098 R)
• M85: 70,667,341 km (0.108 R)
• M86: 71,373,144 km (0.081 R)
• M87: 72,199,672 km (0.11 R)
• M88: 74,339,221 km (0.111 R)
• M89: 75,176,820 km (0.108 R)
• M90: 75,777,156 km (0.112 R)
• M91: 75,897,283 km (0.049 R)
• M92: 78,072,436 km (0.057 R)
• M93: 78,558,629 km (0.078 R)
• M94: 78,680,252 km (0.068 R)
• M95: 78,923,947 km (0.027 R)
• M96: 80,023,043 km (0.095 R)
• M97: 81,866,238 km (0.092 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 14,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit