🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.74 AU - 0.86 AU

Year: 255 Days

Day: 31.3 Hours

Environment

Temp: 105 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.94 AU - 1.2 AU

Year: 395 Days

Day: 31.1 Hours

Environment

Temp: 40 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.4

Radius: 7.4

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 17.06 AU - 17.5 AU

Year: 25604 Days

Day: 19.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 79,481,853 km

• M1: 299,944 km (0.117 R)
• M2: 546,481 km (0.071 R)
• M3: 1,033,422 km (0.085 R)
• M4: 1,499,719 km (0.097 R)
• M5: 1,690,157 km (0.107 R)
• M6: 2,640,253 km (0.052 R)
• M7: 2,831,888 km (0.113 R)
• M8: 3,147,838 km (0.096 R)
• M9: 5,077,950 km (0.111 R)
• M10: 5,413,049 km (0.073 R)
• M11: 6,104,341 km (0.107 R)
• M12: 6,256,183 km (0.107 R)
• M13: 6,615,218 km (0.1 R)
• M14: 8,452,280 km (0.107 R)
• M15: 8,735,020 km (0.1 R)
• M16: 10,922,141 km (0.101 R)
• M17: 11,728,772 km (0.113 R)
• M18: 12,298,441 km (0.099 R)
• M19: 14,127,574 km (0.118 R)
• M20: 14,328,634 km (0.079 R)
• M21: 14,869,131 km (0.104 R)
• M22: 15,141,997 km (0.112 R)
• M23: 16,530,714 km (0.103 R)
• M24: 16,601,175 km (0.079 R)
• M25: 16,813,305 km (0.048 R)
• M26: 17,887,268 km (0.073 R)
• M27: 18,323,046 km (0.115 R)
• M28: 18,762,415 km (0.115 R)
• M29: 22,712,248 km (0.095 R)
• M30: 22,869,176 km (0.086 R)
• M31: 23,818,075 km (0.109 R)
• M32: 24,618,723 km (0.091 R)
• M33: 25,184,353 km (0.116 R)
• M34: 26,081,940 km (0.091 R)
• M35: 27,656,906 km (0.119 R)
• M36: 28,244,826 km (0.118 R)
• M37: 28,329,199 km (0.119 R)
• M38: 34,616,947 km (0.062 R)
• M39: 35,432,106 km (0.034 R)
• M40: 38,661,775 km (0.087 R)
• M41: 39,790,640 km (0.085 R)
• M42: 40,169,422 km (0.12 R)
• M43: 40,549,251 km (0.061 R)
• M44: 41,312,499 km (0.056 R)
• M45: 43,436,041 km (0.095 R)
• M46: 43,728,355 km (0.068 R)
• M47: 44,021,417 km (0.085 R)
• M48: 44,217,091 km (0.088 R)
• M49: 44,707,473 km (0.111 R)
• M50: 45,101,215 km (0.073 R)
• M51: 45,594,888 km (0.102 R)
• M52: 47,386,921 km (0.114 R)
• M53: 49,405,146 km (0.057 R)
• M54: 50,629,305 km (0.12 R)
• M55: 52,277,275 km (0.109 R)
• M56: 52,484,468 km (0.06 R)
• M57: 54,571,658 km (0.109 R)
• M58: 57,218,642 km (0.112 R)
• M59: 58,181,753 km (0.104 R)
• M60: 58,826,670 km (0.061 R)
• M61: 59,258,110 km (0.113 R)
• M62: 59,366,120 km (0.114 R)
• M63: 60,232,441 km (0.074 R)
• M64: 63,960,869 km (0.103 R)
• M65: 65,406,134 km (0.114 R)
• M66: 68,328,678 km (0.026 R)
• M67: 69,009,049 km (0.089 R)
• M68: 70,834,741 km (0.086 R)
• M69: 71,063,925 km (0.116 R)
• M70: 71,293,558 km (0.067 R)
• M71: 75,819,043 km (0.058 R)
• M72: 76,523,350 km (0.053 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 14,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit