🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.64 AU - 0.92 AU

Year: 252 Days

Day: 30.6 Hours

Environment

Temp: 163 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.7 AU - 1.12 AU

Year: 317 Days

Day: 36.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,339,930 km

• M1: 318,943 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.94 AU - 1.18 AU

Year: 399 Days

Day: 45.9 Hours

Environment

Temp: 37 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.01 AU - 1.27 AU

Year: 445 Days

Day: 23.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,339,930 km

• M1: 996,771 km (0.035 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.59 AU - 2.37 AU

Year: 1018 Days

Day: 28.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,339,930 km

• M1: 93,349 km (0.101 R)
• M2: 731,234 km (0.039 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.5 AU - 4.72 AU

Year: 3615 Days

Day: 35.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 56.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,339,930 km

• M1: 1,865,635 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.5

Radius: 5.6

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.07 AU - 16.71 AU

Year: 20986 Days

Day: 22.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 52,339,930 km

• M1: 82,877 km (0.09 R)
• M2: 147,055 km (0.105 R)
• M3: 1,387,969 km (0.092 R)
• M4: 1,480,869 km (0.104 R)
• M5: 1,697,786 km (0.099 R)
• M6: 1,848,132 km (0.099 R)
• M7: 2,269,699 km (0.074 R)
• M8: 2,633,671 km (0.054 R)
• M9: 2,749,310 km (0.076 R)
• M10: 3,075,882 km (0.079 R)
• M11: 3,197,804 km (0.064 R)
• M12: 3,321,222 km (0.064 R)
• M13: 3,509,416 km (0.056 R)
• M14: 3,701,201 km (0.11 R)
• M15: 3,961,950 km (0.113 R)
• M16: 4,570,664 km (0.085 R)
• M17: 4,815,107 km (0.096 R)
• M18: 5,171,898 km (0.085 R)
• M19: 5,244,153 km (0.111 R)
• M20: 5,500,115 km (0.104 R)
• M21: 6,447,219 km (0.056 R)
• M22: 6,879,707 km (0.042 R)
• M23: 7,443,691 km (0.113 R)
• M24: 8,190,483 km (0.112 R)
• M25: 9,978,477 km (0.12 R)
• M26: 10,753,993 km (0.04 R)
• M27: 10,985,720 km (0.111 R)
• M28: 12,217,359 km (0.084 R)
• M29: 12,702,505 km (0.115 R)
• M30: 13,293,117 km (0.036 R)
• M31: 13,392,450 km (0.118 R)
• M32: 15,325,404 km (0.101 R)
• M33: 17,452,387 km (0.037 R)
• M34: 18,995,339 km (0.114 R)
• M35: 19,782,972 km (0.079 R)
• M36: 19,839,670 km (0.105 R)
• M37: 20,352,192 km (0.117 R)
• M38: 21,274,014 km (0.096 R)
• M39: 21,506,639 km (0.112 R)
• M40: 21,798,504 km (0.063 R)
• M41: 22,504,456 km (0.113 R)
• M42: 22,741,420 km (0.074 R)
• M43: 23,637,511 km (0.106 R)
• M44: 23,757,937 km (0.048 R)
• M45: 23,878,513 km (0.11 R)
• M46: 23,999,238 km (0.104 R)
• M47: 24,302,024 km (0.06 R)
• M48: 24,667,043 km (0.07 R)
• M49: 24,911,337 km (0.035 R)
• M50: 25,587,369 km (0.073 R)
• M51: 25,772,871 km (0.113 R)
• M52: 26,207,303 km (0.082 R)
• M53: 26,269,536 km (0.111 R)
• M54: 26,832,024 km (0.076 R)
• M55: 27,461,681 km (0.112 R)
• M56: 27,714,950 km (0.113 R)
• M57: 27,778,380 km (0.059 R)
• M58: 28,096,275 km (0.077 R)
• M59: 28,160,004 km (0.09 R)
• M60: 28,223,733 km (0.083 R)
• M61: 29,768,630 km (0.093 R)
• M62: 30,093,856 km (0.101 R)
• M63: 30,159,080 km (0.086 R)
• M64: 32,070,193 km (0.1 R)
• M65: 32,270,205 km (0.092 R)
• M66: 32,872,487 km (0.102 R)
• M67: 33,006,825 km (0.12 R)
• M68: 34,769,836 km (0.094 R)
• M69: 35,318,412 km (0.104 R)
• M70: 36,146,735 km (0.085 R)
• M71: 36,493,802 km (0.028 R)
• M72: 36,772,204 km (0.119 R)
• M73: 36,841,916 km (0.062 R)
• M74: 37,541,436 km (0.068 R)
• M75: 37,681,759 km (0.105 R)
• M76: 38,386,514 km (0.06 R)
• M77: 38,882,431 km (0.069 R)
• M78: 41,829,509 km (0.083 R)
• M79: 42,632,401 km (0.075 R)
• M80: 42,705,555 km (0.106 R)
• M81: 43,366,628 km (0.046 R)
• M82: 43,661,485 km (0.097 R)
• M83: 43,957,090 km (0.12 R)
• M84: 44,550,096 km (0.084 R)
• M85: 44,698,797 km (0.119 R)
• M86: 45,744,187 km (0.116 R)
• M87: 46,495,766 km (0.115 R)
• M88: 49,542,925 km (0.108 R)
• M89: 50,392,043 km (0.09 R)
• M90: 51,324,037 km (0.073 R)
• M91: 52,261,567 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 19,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit