🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.84 AU - 1.3 AU

Year: 426 Days

Day: 45.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.1 AU - 1.5 AU

Year: 571 Days

Day: 35.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.56 AU - 2.38 AU

Year: 1065 Days

Day: 22.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,620,881 km

• M1: 49,367 km (0.11 R)
• M2: 1,303,446 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.8

Radius: 10.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.8 AU - 11.02 AU

Year: 12011 Days

Day: 6.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 65,620,881 km

• M1: 167,550 km (0.042 R)
• M2: 245,341 km (0.106 R)
• M3: 1,109,119 km (0.096 R)
• M4: 1,337,704 km (0.093 R)
• M5: 1,617,751 km (0.049 R)
• M6: 1,802,355 km (0.062 R)
• M7: 2,460,735 km (0.115 R)
• M8: 2,588,043 km (0.056 R)
• M9: 2,849,391 km (0.049 R)
• M10: 3,234,456 km (0.105 R)
• M11: 3,492,512 km (0.062 R)
• M12: 3,757,300 km (0.037 R)
• M13: 3,929,338 km (0.062 R)
• M14: 4,003,837 km (0.113 R)
• M15: 4,255,611 km (0.083 R)
• M16: 4,383,517 km (0.106 R)
• M17: 4,486,739 km (0.082 R)
• M18: 4,801,344 km (0.088 R)
• M19: 5,042,196 km (0.115 R)
• M20: 5,507,745 km (0.064 R)
• M21: 6,657,255 km (0.105 R)
• M22: 6,865,944 km (0.065 R)
• M23: 7,847,306 km (0.076 R)
• M24: 7,973,118 km (0.119 R)
• M25: 8,163,107 km (0.094 R)
• M26: 8,258,550 km (0.093 R)
• M27: 8,354,592 km (0.102 R)
• M28: 8,709,438 km (0.077 R)
• M29: 8,937,725 km (0.109 R)
• M30: 9,036,310 km (0.039 R)
• M31: 9,467,301 km (0.111 R)
• M32: 9,601,341 km (0.048 R)
• M33: 10,211,999 km (0.07 R)
• M34: 10,418,445 km (0.105 R)
• M35: 10,522,116 km (0.093 R)
• M36: 11,506,769 km (0.112 R)
• M37: 11,649,785 km (0.068 R)
• M38: 11,721,592 km (0.07 R)
• M39: 12,082,571 km (0.111 R)
• M40: 13,187,351 km (0.062 R)
• M41: 13,979,921 km (0.098 R)
• M42: 14,094,513 km (0.048 R)
• M43: 14,247,552 km (0.111 R)
• M44: 14,826,795 km (0.055 R)
• M45: 15,256,440 km (0.099 R)
• M46: 15,413,667 km (0.103 R)
• M47: 15,888,790 km (0.1 R)
• M48: 16,569,909 km (0.086 R)
• M49: 16,772,165 km (0.073 R)
• M50: 17,260,752 km (0.11 R)
• M51: 17,588,970 km (0.083 R)
• M52: 18,002,309 km (0.086 R)
• M53: 18,754,337 km (0.071 R)
• M54: 18,965,120 km (0.102 R)
• M55: 19,261,474 km (0.077 R)
• M56: 19,388,931 km (0.068 R)
• M57: 20,418,763 km (0.04 R)
• M58: 21,246,787 km (0.098 R)
• M59: 22,130,013 km (0.033 R)
• M60: 23,205,921 km (0.087 R)
• M61: 23,477,441 km (0.094 R)
• M62: 24,851,348 km (0.065 R)
• M63: 24,990,175 km (0.082 R)
• M64: 25,454,826 km (0.109 R)
• M65: 25,875,495 km (0.03 R)
• M66: 26,063,091 km (0.095 R)
• M67: 26,439,778 km (0.114 R)
• M68: 27,103,394 km (0.106 R)
• M69: 27,198,688 km (0.046 R)
• M70: 28,060,821 km (0.117 R)
• M71: 28,301,972 km (0.088 R)
• M72: 28,495,402 km (0.118 R)
• M73: 28,592,192 km (0.071 R)
• M74: 28,737,601 km (0.102 R)
• M75: 29,126,855 km (0.117 R)
• M76: 29,910,449 km (0.107 R)
• M77: 30,800,257 km (0.109 R)
• M78: 31,198,486 km (0.068 R)
• M79: 31,548,396 km (0.099 R)
• M80: 31,749,007 km (0.097 R)
• M81: 32,151,275 km (0.061 R)
• M82: 33,623,767 km (0.107 R)
• M83: 33,828,716 km (0.073 R)
• M84: 33,931,191 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.4

Radius: 3.5

Gravity: 18.73 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 15.53 AU - 19.05 AU

Year: 27680 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 65,620,881 km

• M1: 119,230 km (0.117 R)
• M2: 201,957 km (0.094 R)
• M3: 648,806 km (0.112 R)
• M4: 1,055,862 km (0.052 R)
• M5: 1,499,569 km (0.07 R)
• M6: 2,306,650 km (0.119 R)
• M7: 3,011,555 km (0.09 R)
• M8: 3,664,400 km (0.079 R)
• M9: 4,161,962 km (0.103 R)
• M10: 4,478,811 km (0.095 R)
• M11: 5,219,320 km (0.083 R)
• M12: 6,580,960 km (0.12 R)
• M13: 7,466,430 km (0.094 R)
• M14: 8,438,217 km (0.037 R)
• M15: 12,475,116 km (0.12 R)
• M16: 13,044,336 km (0.102 R)
• M17: 13,390,057 km (0.027 R)
• M18: 14,504,411 km (0.115 R)
• M19: 15,831,344 km (0.104 R)
• M20: 16,447,089 km (0.085 R)
• M21: 16,571,255 km (0.065 R)
• M22: 19,971,465 km (0.052 R)
• M23: 20,369,545 km (0.055 R)
• M24: 20,436,116 km (0.077 R)
• M25: 20,971,527 km (0.119 R)
• M26: 21,241,102 km (0.059 R)
• M27: 22,605,435 km (0.106 R)
• M28: 23,857,420 km (0.052 R)
• M29: 24,846,710 km (0.076 R)
• M30: 25,417,875 km (0.11 R)
• M31: 25,921,272 km (0.099 R)
• M32: 26,282,850 km (0.092 R)
• M33: 27,524,811 km (0.07 R)
• M34: 28,264,124 km (0.049 R)
• M35: 28,561,674 km (0.05 R)
• M36: 29,460,608 km (0.108 R)
• M37: 30,826,436 km (0.048 R)
• M38: 31,671,216 km (0.082 R)
• M39: 33,540,441 km (0.09 R)
• M40: 33,697,818 km (0.05 R)
• M41: 34,806,488 km (0.045 R)
• M42: 35,525,306 km (0.096 R)
• M43: 36,007,310 km (0.086 R)
• M44: 37,548,018 km (0.118 R)
• M45: 37,957,019 km (0.106 R)
• M46: 40,190,814 km (0.048 R)
• M47: 41,450,279 km (0.099 R)
• M48: 43,663,579 km (0.078 R)
• M49: 44,007,505 km (0.112 R)
• M50: 46,177,272 km (0.114 R)
• M51: 46,527,631 km (0.118 R)
• M52: 46,791,072 km (0.095 R)
• M53: 48,026,601 km (0.103 R)
• M54: 48,470,458 km (0.093 R)
• M55: 49,810,257 km (0.106 R)
• M56: 50,259,499 km (0.101 R)
• M57: 53,258,338 km (0.034 R)
• M58: 53,901,908 km (0.072 R)
• M59: 53,994,060 km (0.059 R)
• M60: 55,661,628 km (0.111 R)
• M61: 59,713,037 km (0.098 R)
• M62: 60,381,441 km (0.099 R)
• M63: 63,274,364 km (0.026 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: 438 - 12,311 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit