🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.8 AU - 1.1 AU

Year: 355 Days

Day: 26 Hours

Environment

Temp: 17 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.56 AU - 1.62 AU

Year: 768 Days

Day: 15.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,776,433 km

• M1: 90,357 km (0.057 R)
• M2: 749,336 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.57 AU - 3.77 AU

Year: 2161 Days

Day: 39.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 167.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,776,433 km

• M1: 497,263 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.46 AU - 4 AU

Year: 2223 Days

Day: 35.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.81 AU - 4.19 AU

Year: 2507 Days

Day: 21 Hours

Environment

Temp: -129 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.9

Radius: 12.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.38 AU - 11.32 AU

Year: 10947 Days

Day: 7 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 45,776,433 km

• M1: 189,391 km (0.119 R)
• M2: 305,628 km (0.078 R)
• M3: 793,916 km (0.075 R)
• M4: 1,056,460 km (0.084 R)
• M5: 1,189,004 km (0.115 R)
• M6: 1,327,382 km (0.114 R)
• M7: 1,621,043 km (0.078 R)
• M8: 2,100,653 km (0.1 R)
• M9: 2,344,498 km (0.071 R)
• M10: 2,780,576 km (0.108 R)
• M11: 3,270,060 km (0.032 R)
• M12: 3,669,636 km (0.107 R)
• M13: 3,905,103 km (0.072 R)
• M14: 3,994,712 km (0.084 R)
• M15: 4,237,060 km (0.103 R)
• M16: 4,704,554 km (0.096 R)
• M17: 4,928,502 km (0.066 R)
• M18: 5,090,666 km (0.051 R)
• M19: 5,520,461 km (0.104 R)
• M20: 5,825,042 km (0.101 R)
• M21: 5,927,666 km (0.087 R)
• M22: 6,031,038 km (0.084 R)
• M23: 7,061,169 km (0.118 R)
• M24: 7,503,380 km (0.03 R)
• M25: 7,765,476 km (0.118 R)
• M26: 7,916,719 km (0.045 R)
• M27: 8,145,305 km (0.103 R)
• M28: 9,041,845 km (0.113 R)
• M29: 10,051,631 km (0.12 R)
• M30: 10,800,817 km (0.116 R)
• M31: 11,784,273 km (0.115 R)
• M32: 12,529,719 km (0.085 R)
• M33: 13,744,753 km (0.109 R)
• M34: 13,927,861 km (0.091 R)
• M35: 14,204,168 km (0.085 R)
• M36: 14,950,063 km (0.048 R)
• M37: 15,091,284 km (0.114 R)
• M38: 15,708,524 km (0.111 R)
• M39: 16,092,542 km (0.095 R)
• M40: 16,576,940 km (0.112 R)
• M41: 16,674,328 km (0.085 R)
• M42: 17,164,411 km (0.09 R)
• M43: 17,908,511 km (0.1 R)
• M44: 18,008,592 km (0.106 R)
• M45: 18,309,732 km (0.114 R)
• M46: 18,663,232 km (0.053 R)
• M47: 19,428,126 km (0.066 R)
• M48: 19,582,361 km (0.09 R)
• M49: 20,047,611 km (0.087 R)
• M50: 20,621,169 km (0.1 R)
• M51: 21,730,886 km (0.08 R)
• M52: 21,998,068 km (0.098 R)
• M53: 23,077,416 km (0.109 R)
• M54: 23,295,380 km (0.06 R)
• M55: 23,788,305 km (0.062 R)
• M56: 23,953,312 km (0.079 R)
• M57: 24,340,022 km (0.058 R)
• M58: 24,673,027 km (0.07 R)
• M59: 24,840,128 km (0.071 R)
• M60: 27,391,370 km (0.057 R)
• M61: 28,844,414 km (0.045 R)
• M62: 30,561,349 km (0.062 R)
• M63: 31,040,810 km (0.115 R)
• M64: 31,643,540 km (0.055 R)
• M65: 32,007,063 km (0.11 R)
• M66: 32,128,536 km (0.079 R)
• M67: 32,250,159 km (0.082 R)
• M68: 32,372,082 km (0.113 R)
• M69: 32,738,297 km (0.114 R)
• M70: 34,155,288 km (0.101 R)
• M71: 35,592,176 km (0.062 R)
• M72: 37,752,219 km (0.115 R)
• M73: 38,009,079 km (0.099 R)
• M74: 38,137,883 km (0.117 R)
• M75: 38,848,173 km (0.082 R)
• M76: 39,367,428 km (0.062 R)
• M77: 40,019,824 km (0.047 R)
• M78: 41,534,054 km (0.051 R)
• M79: 42,598,293 km (0.115 R)
• M80: 42,865,774 km (0.078 R)
• M81: 42,999,814 km (0.063 R)
• M82: 43,671,658 km (0.1 R)
• M83: 44,144,088 km (0.082 R)
• M84: 44,550,246 km (0.104 R)
• M85: 45,571,251 km (0.039 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 10,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit