🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.55 AU - 0.73 AU

Year: 187 Days

Day: 42.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.44 AU - 1.66 AU

Year: 705 Days

Day: 25.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.58 AU - 2.6 AU

Year: 1104 Days

Day: 40.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,436,504 km

• M1: 131,646 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 12.2

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.33 AU - 10.87 AU

Year: 10864 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 103,436,504 km

• M1: 170,990 km (0.111 R)
• M2: 328,966 km (0.097 R)
• M3: 477,516 km (0.12 R)
• M4: 602,879 km (0.116 R)
• M5: 990,488 km (0.12 R)
• M6: 1,179,729 km (0.057 R)
• M7: 1,404,275 km (0.118 R)
• M8: 1,793,230 km (0.086 R)
• M9: 1,921,734 km (0.069 R)
• M10: 2,080,308 km (0.062 R)
• M11: 2,188,318 km (0.047 R)
• M12: 2,270,746 km (0.093 R)
• M13: 4,232,273 km (0.101 R)
• M14: 5,048,180 km (0.116 R)
• M15: 5,195,085 km (0.082 R)
• M16: 5,835,215 km (0.105 R)
• M17: 6,381,247 km (0.117 R)
• M18: 6,943,735 km (0.086 R)
• M19: 7,817,237 km (0.081 R)
• M20: 8,505,985 km (0.082 R)
• M21: 8,902,120 km (0.092 R)
• M22: 10,219,031 km (0.115 R)
• M23: 10,312,080 km (0.098 R)
• M24: 10,546,051 km (0.083 R)
• M25: 10,971,508 km (0.087 R)
• M26: 11,354,478 km (0.051 R)
• M27: 11,937,312 km (0.092 R)
• M28: 13,182,415 km (0.083 R)
• M29: 14,573,376 km (0.109 R)
• M30: 14,678,244 km (0.044 R)
• M31: 15,047,302 km (0.119 R)
• M32: 15,153,367 km (0.066 R)
• M33: 15,579,870 km (0.117 R)
• M34: 16,118,722 km (0.118 R)
• M35: 16,554,052 km (0.114 R)
• M36: 17,214,526 km (0.085 R)
• M37: 17,827,578 km (0.063 R)
• M38: 18,447,811 km (0.109 R)
• M39: 18,675,050 km (0.087 R)
• M40: 19,941,695 km (0.11 R)
• M41: 20,409,039 km (0.111 R)
• M42: 21,295,406 km (0.047 R)
• M43: 21,414,486 km (0.119 R)
• M44: 21,713,233 km (0.05 R)
• M45: 22,254,478 km (0.059 R)
• M46: 22,678,588 km (0.077 R)
• M47: 24,277,042 km (0.062 R)
• M48: 24,651,036 km (0.052 R)
• M49: 25,341,730 km (0.057 R)
• M50: 25,848,118 km (0.106 R)
• M51: 26,166,164 km (0.104 R)
• M52: 26,357,798 km (0.119 R)
• M53: 27,257,630 km (0.062 R)
• M54: 27,581,509 km (0.115 R)
• M55: 27,711,360 km (0.089 R)
• M56: 28,037,035 km (0.078 R)
• M57: 31,362,595 km (0.068 R)
• M58: 31,906,084 km (0.119 R)
• M59: 32,110,734 km (0.051 R)
• M60: 32,521,380 km (0.077 R)
• M61: 33,555,550 km (0.051 R)
• M62: 33,763,641 km (0.048 R)
• M63: 34,530,480 km (0.045 R)
• M64: 34,951,149 km (0.086 R)
• M65: 35,162,082 km (0.066 R)
• M66: 35,303,003 km (0.109 R)
• M67: 35,726,814 km (0.055 R)
• M68: 37,438,812 km (0.105 R)
• M69: 38,377,239 km (0.092 R)
• M70: 38,885,723 km (0.12 R)
• M71: 39,177,289 km (0.051 R)
• M72: 40,130,078 km (0.074 R)
• M73: 40,646,190 km (0.073 R)
• M74: 41,685,147 km (0.112 R)
• M75: 42,657,683 km (0.05 R)
• M76: 43,486,455 km (0.095 R)
• M77: 43,713,395 km (0.097 R)
• M78: 46,312,958 km (0.113 R)
• M79: 46,699,369 km (0.047 R)
• M80: 47,086,977 km (0.097 R)
• M81: 47,709,304 km (0.093 R)
• M82: 49,198,252 km (0.063 R)
• M83: 49,434,766 km (0.113 R)
• M84: 50,146,553 km (0.092 R)
• M85: 51,260,458 km (0.101 R)
• M86: 51,340,344 km (0.099 R)
• M87: 52,785,309 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729

Radius: 8

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 16.95 AU - 21.45 AU

Year: 30729 Days

Day: 23.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 103,436,504 km

• M1: 116,537 km (0.107 R)
• M2: 270,623 km (0.105 R)
• M3: 747,391 km (0.082 R)
• M4: 864,975 km (0.116 R)
• M5: 1,851,573 km (0.084 R)
• M6: 1,972,448 km (0.095 R)
• M7: 3,269,761 km (0.085 R)
• M8: 3,515,400 km (0.101 R)
• M9: 3,716,310 km (0.119 R)
• M10: 5,168,457 km (0.092 R)
• M11: 5,339,597 km (0.084 R)
• M12: 5,629,069 km (0.074 R)
• M13: 5,864,237 km (0.083 R)
• M14: 6,042,856 km (0.1 R)
• M15: 8,523,039 km (0.116 R)
• M16: 9,342,237 km (0.056 R)
• M17: 9,550,926 km (0.107 R)
• M18: 10,186,418 km (0.107 R)
• M19: 11,054,834 km (0.075 R)
• M20: 13,799,356 km (0.085 R)
• M21: 14,597,311 km (0.109 R)
• M22: 15,001,824 km (0.067 R)
• M23: 15,739,342 km (0.055 R)
• M24: 15,822,069 km (0.062 R)
• M25: 16,404,903 km (0.112 R)
• M26: 17,164,411 km (0.113 R)
• M27: 18,108,373 km (0.103 R)
• M28: 20,495,955 km (0.113 R)
• M29: 21,313,657 km (0.072 R)
• M30: 21,588,469 km (0.119 R)
• M31: 22,049,380 km (0.119 R)
• M32: 22,513,283 km (0.117 R)
• M33: 24,593,142 km (0.104 R)
• M34: 24,689,184 km (0.114 R)
• M35: 25,461,558 km (0.109 R)
• M36: 25,850,811 km (0.045 R)
• M37: 26,143,873 km (0.106 R)
• M38: 26,241,860 km (0.08 R)
• M39: 26,832,323 km (0.074 R)
• M40: 28,831,848 km (0.113 R)
• M41: 29,237,408 km (0.115 R)
• M42: 30,775,274 km (0.075 R)
• M43: 31,606,141 km (0.101 R)
• M44: 31,710,560 km (0.104 R)
• M45: 32,024,416 km (0.116 R)
• M46: 32,866,353 km (0.117 R)
• M47: 35,219,079 km (0.098 R)
• M48: 37,846,915 km (0.111 R)
• M49: 38,068,769 km (0.068 R)
• M50: 38,402,222 km (0.111 R)
• M51: 38,513,673 km (0.081 R)
• M52: 38,848,473 km (0.109 R)
• M53: 39,408,717 km (0.114 R)
• M54: 43,985,813 km (0.104 R)
• M55: 44,921,099 km (0.089 R)
• M56: 45,273,552 km (0.094 R)
• M57: 46,573,856 km (0.108 R)
• M58: 47,168,807 km (0.081 R)
• M59: 47,527,094 km (0.12 R)
• M60: 48,848,342 km (0.114 R)
• M61: 49,210,818 km (0.112 R)
• M62: 49,695,515 km (0.064 R)
• M63: 52,019,069 km (0.054 R)
• M64: 55,885,576 km (0.092 R)
• M65: 57,152,520 km (0.098 R)
• M66: 58,044,871 km (0.114 R)
• M67: 61,921,551 km (0.104 R)
• M68: 64,023,102 km (0.089 R)
• M69: 64,419,685 km (0.031 R)
• M70: 65,614,374 km (0.094 R)
• M71: 66,415,022 km (0.092 R)
• M72: 66,548,762 km (0.06 R)
• M73: 67,218,811 km (0.118 R)
• M74: 69,785,462 km (0.054 R)
• M75: 73,625,938 km (0.116 R)
• M76: 74,041,372 km (0.098 R)
• M77: 76,831,522 km (0.062 R)
• M78: 76,971,994 km (0.112 R)
• M79: 78,239,387 km (0.112 R)
• M80: 81,080,700 km (0.04 R)
• M81: 83,522,286 km (0.105 R)
• M82: 84,969,646 km (0.077 R)
• M83: 85,842,101 km (0.084 R)
• M84: 86,133,667 km (0.048 R)
• M85: 88,036,253 km (0.074 R)
• M86: 89,066,383 km (0.093 R)
• M87: 90,100,703 km (0.077 R)
• M88: 92,330,160 km (0.107 R)
• M89: 93,826,588 km (0.094 R)
• M90: 95,180,299 km (0.075 R)
• M91: 96,086,264 km (0.11 R)
• M92: 98,974,101 km (0.085 R)
• M93: 101,120,232 km (0.034 R)
• M94: 102,507,902 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 16,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit