🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.52 AU - 0.56 AU

Year: 144 Days

Day: 29.9 Hours

Environment

Temp: 166 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.04 AU - 1.14 AU

Year: 412 Days

Day: 33.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.93 AU - 1.55 AU

Year: 499 Days

Day: 23.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,672,431 km

• M1: 370,554 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.45 AU - 3.55 AU

Year: 2368 Days

Day: 40.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.9

Radius: 6.1

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 15.18 AU - 21.52 AU

Year: 28428 Days

Day: 24 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 60,672,431 km

• M1: 375,191 km (0.088 R)
• M2: 713,133 km (0.118 R)
• M3: 815,159 km (0.079 R)
• M4: 1,011,282 km (0.1 R)
• M5: 1,126,771 km (0.042 R)
• M6: 1,395,898 km (0.109 R)
• M7: 1,992,045 km (0.102 R)
• M8: 2,347,191 km (0.095 R)
• M9: 2,753,947 km (0.087 R)
• M10: 3,561,028 km (0.063 R)
• M11: 4,398,477 km (0.03 R)
• M12: 4,512,021 km (0.084 R)
• M13: 4,588,316 km (0.103 R)
• M14: 4,742,103 km (0.109 R)
• M15: 4,976,074 km (0.056 R)
• M16: 5,173,842 km (0.053 R)
• M17: 5,213,785 km (0.115 R)
• M18: 5,536,468 km (0.106 R)
• M19: 6,371,523 km (0.07 R)
• M20: 6,414,158 km (0.113 R)
• M21: 6,629,579 km (0.047 R)
• M22: 6,935,058 km (0.095 R)
• M23: 7,156,014 km (0.072 R)
• M24: 7,832,945 km (0.098 R)
• M25: 7,970,724 km (0.069 R)
• M26: 8,295,501 km (0.064 R)
• M27: 8,435,974 km (0.102 R)
• M28: 8,719,461 km (0.112 R)
• M29: 8,862,327 km (0.11 R)
• M30: 9,392,802 km (0.099 R)
• M31: 9,983,115 km (0.054 R)
• M32: 11,458,898 km (0.086 R)
• M33: 11,720,245 km (0.104 R)
• M34: 11,877,921 km (0.094 R)
• M35: 13,603,383 km (0.101 R)
• M36: 15,578,524 km (0.119 R)
• M37: 16,042,427 km (0.083 R)
• M38: 16,276,099 km (0.106 R)
• M39: 16,865,066 km (0.109 R)
• M40: 18,124,680 km (0.102 R)
• M41: 18,368,075 km (0.066 R)
• M42: 19,228,413 km (0.117 R)
• M43: 19,976,103 km (0.062 R)
• M44: 20,416,669 km (0.051 R)
• M45: 20,733,367 km (0.099 R)
• M46: 20,860,525 km (0.081 R)
• M47: 21,693,038 km (0.087 R)
• M48: 21,886,767 km (0.085 R)
• M49: 22,081,095 km (0.084 R)
• M50: 23,456,797 km (0.12 R)
• M51: 24,657,918 km (0.112 R)
• M52: 25,742,353 km (0.051 R)
• M53: 26,152,999 km (0.085 R)
• M54: 26,427,960 km (0.113 R)
• M55: 27,050,137 km (0.109 R)
• M56: 27,189,114 km (0.043 R)
• M57: 28,238,543 km (0.11 R)
• M58: 29,945,155 km (0.081 R)
• M59: 30,304,938 km (0.1 R)
• M60: 31,611,676 km (0.073 R)
• M61: 33,531,615 km (0.086 R)
• M62: 33,606,264 km (0.051 R)
• M63: 35,261,265 km (0.066 R)
• M64: 35,412,958 km (0.054 R)
• M65: 35,564,949 km (0.103 R)
• M66: 36,328,197 km (0.052 R)
• M67: 36,558,129 km (0.039 R)
• M68: 36,865,553 km (0.042 R)
• M69: 37,715,418 km (0.064 R)
• M70: 38,181,715 km (0.12 R)
• M71: 39,591,974 km (0.089 R)
• M72: 40,065,900 km (0.114 R)
• M73: 40,939,552 km (0.081 R)
• M74: 42,060,489 km (0.097 R)
• M75: 43,435,293 km (0.101 R)
• M76: 43,597,906 km (0.081 R)
• M77: 44,414,411 km (0.118 R)
• M78: 44,824,608 km (0.105 R)
• M79: 45,401,009 km (0.112 R)
• M80: 46,228,584 km (0.08 R)
• M81: 47,898,695 km (0.038 R)
• M82: 48,487,811 km (0.114 R)
• M83: 48,572,185 km (0.066 R)
• M84: 51,814,120 km (0.043 R)
• M85: 52,159,392 km (0.069 R)
• M86: 52,505,561 km (0.043 R)
• M87: 55,037,206 km (0.067 R)
• M88: 56,362,195 km (0.069 R)
• M89: 57,966,183 km (0.104 R)
• M90: 58,414,378 km (0.062 R)
• M91: 58,683,804 km (0.099 R)
• M92: 59,584,981 km (0.097 R)
• M93: 60,218,528 km (0.034 R)
• M94: 60,309,185 km (0.113 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 11,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit