🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.57 AU - 0.87 AU

Year: 265 Days

Day: 27.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 64,729,969 km

• M1: 24,235 km (0.112 R)
• M2: 54,005 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.73 AU - 1.99 AU

Year: 1100 Days

Day: 17.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.95 AU - 2.49 AU

Year: 1434 Days

Day: 32 Hours

Environment

Temp: -128 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,729,969 km

• M1: 671,246 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.89 AU - 2.85 AU

Year: 1582 Days

Day: 16.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,729,969 km

• M1: 56,249 km (0.108 R)
• M2: 1,048,831 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.16 AU - 2.64 AU

Year: 1612 Days

Day: 16.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.9

Radius: 13.3

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.65 AU - 6.01 AU

Year: 4601 Days

Day: 11.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,729,969 km

• M1: 166,652 km (0.103 R)
• M2: 714,180 km (0.077 R)
• M3: 1,232,387 km (0.095 R)
• M4: 1,706,762 km (0.107 R)
• M5: 2,850,737 km (0.103 R)
• M6: 3,316,884 km (0.091 R)
• M7: 3,994,712 km (0.115 R)
• M8: 4,505,289 km (0.098 R)
• M9: 5,225,753 km (0.053 R)
• M10: 6,795,932 km (0.076 R)
• M11: 7,967,732 km (0.11 R)
• M12: 8,387,055 km (0.115 R)
• M13: 9,777,418 km (0.057 R)
• M14: 10,986,916 km (0.1 R)
• M15: 11,459,346 km (0.076 R)
• M16: 13,273,969 km (0.104 R)
• M17: 14,984,172 km (0.097 R)
• M18: 16,102,416 km (0.032 R)
• M19: 17,657,785 km (0.081 R)
• M20: 18,307,189 km (0.053 R)
• M21: 18,972,451 km (0.085 R)
• M22: 19,791,948 km (0.029 R)
• M23: 20,422,054 km (0.066 R)
• M24: 20,849,455 km (0.102 R)
• M25: 24,727,930 km (0.119 R)
• M26: 26,288,385 km (0.109 R)
• M27: 28,176,011 km (0.092 R)
• M28: 30,152,498 km (0.092 R)
• M29: 30,614,307 km (0.102 R)
• M30: 31,363,044 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926

Radius: 4.3

Gravity: 50.08 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.09 AU - 10.49 AU

Year: 13278 Days

Day: 20.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,729,969 km

• M1: 53,406 km (0.076 R)
• M2: 229,034 km (0.097 R)
• M3: 557,551 km (0.054 R)
• M4: 716,275 km (0.115 R)
• M5: 1,940,883 km (0.059 R)
• M6: 2,891,428 km (0.041 R)
• M7: 3,619,520 km (0.11 R)
• M8: 6,119,450 km (0.089 R)
• M9: 6,321,108 km (0.114 R)
• M10: 6,527,254 km (0.088 R)
• M11: 6,866,393 km (0.116 R)
• M12: 9,416,887 km (0.054 R)
• M13: 9,849,823 km (0.111 R)
• M14: 12,089,004 km (0.025 R)
• M15: 12,665,105 km (0.114 R)
• M16: 15,079,914 km (0.059 R)
• M17: 16,049,907 km (0.091 R)
• M18: 18,196,038 km (0.099 R)
• M19: 23,241,824 km (0.102 R)
• M20: 25,248,381 km (0.108 R)
• M21: 28,025,665 km (0.117 R)
• M22: 30,881,788 km (0.116 R)
• M23: 33,177,816 km (0.12 R)
• M24: 33,425,999 km (0.117 R)
• M25: 42,471,434 km (0.101 R)
• M26: 45,763,634 km (0.038 R)
• M27: 49,706,735 km (0.111 R)
• M28: 50,357,934 km (0.076 R)
• M29: 52,177,942 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.2

Radius: 6.5

Gravity: 22.37 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.82 AU - 11.84 AU

Year: 13360 Days

Day: 22.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,729,969 km

• M1: 83,326 km (0.05 R)
• M2: 560,244 km (0.075 R)
• M3: 837,000 km (0.109 R)
• M4: 2,341,356 km (0.078 R)
• M5: 3,355,480 km (0.105 R)
• M6: 3,799,038 km (0.104 R)
• M7: 4,156,577 km (0.111 R)
• M8: 5,739,472 km (0.084 R)
• M9: 8,707,194 km (0.084 R)
• M10: 9,925,220 km (0.076 R)
• M11: 10,204,370 km (0.118 R)
• M12: 11,313,040 km (0.094 R)
• M13: 13,836,606 km (0.066 R)
• M14: 14,397,000 km (0.117 R)
• M15: 15,940,252 km (0.095 R)
• M16: 19,524,916 km (0.119 R)
• M17: 28,797,590 km (0.103 R)
• M18: 30,642,431 km (0.112 R)
• M19: 33,057,240 km (0.069 R)
• M20: 35,987,713 km (0.075 R)
• M21: 50,916,383 km (0.089 R)
• M22: 51,247,593 km (0.105 R)
• M23: 52,081,751 km (0.1 R)
• M24: 54,985,894 km (0.116 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 13,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit