🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.44 AU - 0.58 AU

Year: 129 Days

Day: 38.4 Hours

Environment

Temp: 215 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,177,413 km

• M1: 76,594 km (0.079 R)
• M2: 152,590 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.54 AU - 0.68 AU

Year: 168 Days

Day: 42.5 Hours

Environment

Temp: 218 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.25 AU - 1.53 AU

Year: 579 Days

Day: 47.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,177,413 km

• M1: 107,112 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.8 AU - 2.78 AU

Year: 1224 Days

Day: 26 Hours

Environment

Temp: -60 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,177,413 km

• M1: 1,297,014 km (0.095 R)
• M2: 2,007,753 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.1

Radius: 7.8

Gravity: 13.25 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 13.56 AU - 19.92 AU

Year: 24184 Days

Day: 20 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 91,177,413 km

• M1: 162,164 km (0.079 R)
• M2: 414,685 km (0.111 R)
• M3: 667,954 km (0.03 R)
• M4: 2,274,935 km (0.089 R)
• M5: 2,354,072 km (0.069 R)
• M6: 2,721,933 km (0.065 R)
• M7: 3,374,629 km (0.086 R)
• M8: 4,025,978 km (0.063 R)
• M9: 4,564,680 km (0.062 R)
• M10: 4,868,064 km (0.068 R)
• M11: 5,178,031 km (0.108 R)
• M12: 5,230,390 km (0.115 R)
• M13: 6,201,580 km (0.057 R)
• M14: 6,879,408 km (0.053 R)
• M15: 7,168,880 km (0.112 R)
• M16: 8,799,496 km (0.107 R)
• M17: 8,862,028 km (0.03 R)
• M18: 8,987,541 km (0.082 R)
• M19: 10,406,776 km (0.089 R)
• M20: 10,872,773 km (0.107 R)
• M21: 11,277,735 km (0.12 R)
• M22: 11,345,652 km (0.084 R)
• M23: 12,171,881 km (0.052 R)
• M24: 13,160,274 km (0.103 R)
• M25: 13,375,396 km (0.118 R)
• M26: 13,447,353 km (0.098 R)
• M27: 13,663,970 km (0.07 R)
• M28: 14,027,792 km (0.116 R)
• M29: 14,542,259 km (0.082 R)
• M30: 15,063,010 km (0.12 R)
• M31: 15,438,799 km (0.077 R)
• M32: 16,816,745 km (0.101 R)
• M33: 17,284,688 km (0.078 R)
• M34: 19,037,227 km (0.119 R)
• M35: 20,429,833 km (0.106 R)
• M36: 21,180,216 km (0.089 R)
• M37: 22,365,480 km (0.081 R)
• M38: 22,450,900 km (0.084 R)
• M39: 23,485,220 km (0.039 R)
• M40: 23,920,700 km (0.059 R)
• M41: 24,183,393 km (0.115 R)
• M42: 24,271,058 km (0.114 R)
• M43: 29,350,953 km (0.089 R)
• M44: 29,725,994 km (0.114 R)
• M45: 31,242,019 km (0.115 R)
• M46: 31,529,098 km (0.045 R)
• M47: 35,140,540 km (0.104 R)
• M48: 35,638,551 km (0.11 R)
• M49: 38,265,639 km (0.099 R)
• M50: 41,268,667 km (0.12 R)
• M51: 43,170,355 km (0.119 R)
• M52: 44,024,559 km (0.039 R)
• M53: 45,750,021 km (0.11 R)
• M54: 45,858,479 km (0.046 R)
• M55: 46,620,980 km (0.045 R)
• M56: 48,268,651 km (0.119 R)
• M57: 48,933,164 km (0.05 R)
• M58: 49,377,769 km (0.115 R)
• M59: 49,935,470 km (0.118 R)
• M60: 51,395,096 km (0.114 R)
• M61: 52,073,523 km (0.088 R)
• M62: 54,011,862 km (0.116 R)
• M63: 55,163,018 km (0.103 R)
• M64: 56,206,014 km (0.057 R)
• M65: 56,671,713 km (0.102 R)
• M66: 57,021,772 km (0.089 R)
• M67: 59,729,343 km (0.103 R)
• M68: 60,680,935 km (0.094 R)
• M69: 61,757,442 km (0.09 R)
• M70: 63,323,432 km (0.1 R)
• M71: 63,686,806 km (0.119 R)
• M72: 65,758,287 km (0.106 R)
• M73: 68,471,693 km (0.034 R)
• M74: 69,717,096 km (0.029 R)
• M75: 70,217,351 km (0.066 R)
• M76: 71,725,297 km (0.077 R)
• M77: 72,863,139 km (0.09 R)
• M78: 76,957,333 km (0.055 R)
• M79: 77,086,436 km (0.102 R)
• M80: 78,122,252 km (0.08 R)
• M81: 78,381,804 km (0.114 R)
• M82: 81,125,429 km (0.106 R)
• M83: 81,519,919 km (0.084 R)
• M84: 81,783,361 km (0.101 R)
• M85: 81,915,156 km (0.057 R)
• M86: 83,767,627 km (0.029 R)
• M87: 84,699,023 km (0.091 R)
• M88: 88,593,953 km (0.085 R)
• M89: 90,495,193 km (0.111 R)
• M90: 90,767,910 km (0.088 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 13,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit