🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.75 AU - 0.83 AU

Year: 256 Days

Day: 45.7 Hours

Environment

Temp: 134 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.74 AU - 1.02 AU

Year: 302 Days

Day: 21.7 Hours

Environment

Temp: 134 °C

Axial Tilt: 155.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.79 AU - 2.27 AU

Year: 1056 Days

Day: 40.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.55 AU - 3.35 AU

Year: 1851 Days

Day: 26.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.55 AU - 4.51 AU

Year: 2955 Days

Day: 39.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.87 AU - 4.57 AU

Year: 3166 Days

Day: 41 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.2

Radius: 13.9

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.67 AU - 10.71 AU

Year: 9357 Days

Day: 11.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 46,453,367 km

• M1: 189,241 km (0.1 R)
• M2: 294,109 km (0.069 R)
• M3: 463,005 km (0.111 R)
• M4: 557,102 km (0.082 R)
• M5: 674,836 km (0.105 R)
• M6: 993,479 km (0.044 R)
• M7: 1,142,479 km (0.066 R)
• M8: 1,381,088 km (0.116 R)
• M9: 1,747,453 km (0.088 R)
• M10: 1,861,297 km (0.118 R)
• M11: 1,954,197 km (0.11 R)
• M12: 2,267,455 km (0.108 R)
• M13: 2,623,199 km (0.097 R)
• M14: 2,915,513 km (0.095 R)
• M15: 3,051,946 km (0.079 R)
• M16: 3,162,649 km (0.116 R)
• M17: 3,274,697 km (0.092 R)
• M18: 3,416,815 km (0.098 R)
• M19: 4,658,478 km (0.066 R)
• M20: 5,819,656 km (0.089 R)
• M21: 5,992,741 km (0.083 R)
• M22: 7,777,593 km (0.086 R)
• M23: 8,277,101 km (0.1 R)
• M24: 8,432,982 km (0.09 R)
• M25: 8,946,252 km (0.09 R)
• M26: 10,169,514 km (0.073 R)
• M27: 10,378,502 km (0.074 R)
• M28: 10,758,181 km (0.097 R)
• M29: 11,056,779 km (0.1 R)
• M30: 11,662,201 km (0.11 R)
• M31: 12,145,402 km (0.113 R)
• M32: 12,500,996 km (0.109 R)
• M33: 13,542,497 km (0.073 R)
• M34: 14,564,699 km (0.058 R)
• M35: 14,706,069 km (0.1 R)
• M36: 14,990,155 km (0.066 R)
• M37: 16,290,610 km (0.111 R)
• M38: 16,830,957 km (0.085 R)
• M39: 19,932,271 km (0.105 R)
• M40: 20,721,549 km (0.102 R)
• M41: 21,093,300 km (0.106 R)
• M42: 21,253,369 km (0.109 R)
• M43: 21,682,117 km (0.049 R)
• M44: 23,979,641 km (0.105 R)
• M45: 24,370,092 km (0.069 R)
• M46: 24,650,288 km (0.107 R)
• M47: 25,327,069 km (0.113 R)
• M48: 25,724,551 km (0.103 R)
• M49: 26,181,572 km (0.119 R)
• M50: 26,526,096 km (0.098 R)
• M51: 28,153,422 km (0.097 R)
• M52: 28,565,414 km (0.088 R)
• M53: 28,920,111 km (0.112 R)
• M54: 29,813,060 km (0.066 R)
• M55: 30,353,258 km (0.106 R)
• M56: 30,533,973 km (0.068 R)
• M57: 31,260,719 km (0.115 R)
• M58: 31,443,378 km (0.1 R)
• M59: 31,626,187 km (0.092 R)
• M60: 31,931,965 km (0.085 R)
• M61: 32,607,848 km (0.118 R)
• M62: 32,793,050 km (0.111 R)
• M63: 33,973,826 km (0.114 R)
• M64: 34,161,571 km (0.116 R)
• M65: 34,978,974 km (0.067 R)
• M66: 35,930,267 km (0.079 R)
• M67: 36,313,238 km (0.108 R)
• M68: 36,569,199 km (0.056 R)
• M69: 38,182,762 km (0.099 R)
• M70: 38,377,987 km (0.115 R)
• M71: 39,227,703 km (0.1 R)
• M72: 39,359,050 km (0.091 R)
• M73: 39,556,220 km (0.07 R)
• M74: 40,812,693 km (0.058 R)
• M75: 41,278,989 km (0.107 R)
• M76: 42,620,733 km (0.078 R)
• M77: 43,432,750 km (0.095 R)
• M78: 44,045,054 km (0.066 R)
• M79: 44,523,318 km (0.101 R)
• M80: 44,797,232 km (0.065 R)
• M81: 46,175,926 km (0.119 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: 302 - 16,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit