🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.49 AU - 0.69 AU

Year: 171 Days

Day: 38.2 Hours

Environment

Temp: 185 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.52 AU - 1.92 AU

Year: 850 Days

Day: 14.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.03 AU - 3.93 AU

Year: 2446 Days

Day: 43.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.2 AU - 3.86 AU

Year: 2499 Days

Day: 18.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.8

Radius: 12.5

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.02 AU - 7.96 AU

Year: 6962 Days

Day: 5.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,454,339 km

• M1: 165,455 km (0.064 R)
• M2: 948,002 km (0.118 R)
• M3: 1,639,144 km (0.081 R)
• M4: 2,899,955 km (0.09 R)
• M5: 3,501,488 km (0.104 R)
• M6: 4,107,808 km (0.11 R)
• M7: 4,559,294 km (0.119 R)
• M8: 5,690,254 km (0.11 R)
• M9: 6,460,683 km (0.046 R)
• M10: 6,962,883 km (0.069 R)
• M11: 8,585,871 km (0.068 R)
• M12: 9,105,424 km (0.103 R)
• M13: 10,112,517 km (0.089 R)
• M14: 11,192,464 km (0.12 R)
• M15: 12,898,628 km (0.053 R)
• M16: 14,589,084 km (0.093 R)
• M17: 17,704,908 km (0.079 R)
• M18: 18,835,270 km (0.05 R)
• M19: 20,013,054 km (0.086 R)
• M20: 21,161,367 km (0.112 R)
• M21: 23,926,235 km (0.104 R)
• M22: 25,749,683 km (0.116 R)
• M23: 30,163,119 km (0.101 R)
• M24: 31,264,609 km (0.116 R)
• M25: 32,392,577 km (0.029 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940

Radius: 12.1

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.99 AU - 11.61 AU

Year: 12453 Days

Day: 9.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,454,339 km

• M1: 150,495 km (0.043 R)
• M2: 585,825 km (0.108 R)
• M3: 1,282,203 km (0.09 R)
• M4: 1,761,814 km (0.12 R)
• M5: 2,320,861 km (0.08 R)
• M6: 2,764,868 km (0.086 R)
• M7: 3,316,585 km (0.096 R)
• M8: 4,116,335 km (0.065 R)
• M9: 4,546,429 km (0.103 R)
• M10: 5,178,181 km (0.025 R)
• M11: 7,565,015 km (0.12 R)
• M12: 8,649,599 km (0.03 R)
• M13: 13,973,937 km (0.078 R)
• M14: 15,094,276 km (0.095 R)
• M15: 18,898,250 km (0.105 R)
• M16: 19,746,470 km (0.069 R)
• M17: 20,531,410 km (0.083 R)
• M18: 23,106,887 km (0.07 R)
• M19: 24,571,749 km (0.115 R)
• M20: 28,669,086 km (0.108 R)
• M21: 33,814,504 km (0.034 R)
• M22: 35,317,813 km (0.108 R)
• M23: 37,788,721 km (0.118 R)
• M24: 42,782,448 km (0.085 R)
• M25: 43,217,478 km (0.112 R)
• M26: 47,731,594 km (0.106 R)
• M27: 49,303,419 km (0.029 R)
• M28: 50,585,622 km (0.09 R)
• M29: 51,398,238 km (0.108 R)
• M30: 54,226,236 km (0.039 R)
• M31: 58,749,627 km (0.078 R)
• M32: 61,286,508 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.5

Radius: 3.5

Gravity: 22.41 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.46 AU - 15.18 AU

Year: 20415 Days

Day: 18.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,454,339 km

• M1: 45,927 km (0.059 R)
• M2: 180,265 km (0.071 R)
• M3: 879,187 km (0.09 R)
• M4: 1,593,217 km (0.059 R)
• M5: 2,672,716 km (0.101 R)
• M6: 3,988,728 km (0.112 R)
• M7: 4,530,123 km (0.088 R)
• M8: 5,187,306 km (0.036 R)
• M9: 5,610,818 km (0.107 R)
• M10: 7,493,208 km (0.049 R)
• M11: 9,041,396 km (0.039 R)
• M12: 9,497,969 km (0.043 R)
• M13: 13,326,328 km (0.088 R)
• M14: 15,577,327 km (0.098 R)
• M15: 16,380,668 km (0.105 R)
• M16: 17,832,665 km (0.08 R)
• M17: 24,016,891 km (0.064 R)
• M18: 28,488,521 km (0.109 R)
• M19: 33,007,873 km (0.116 R)
• M20: 37,206,038 km (0.072 R)
• M21: 38,636,792 km (0.04 R)
• M22: 41,331,648 km (0.113 R)
• M23: 42,303,585 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91

Radius: 5.6

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 12.13 AU - 19.49 AU

Year: 23682 Days

Day: 20.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,454,339 km

• M1: 72,405 km (0.075 R)
• M2: 381,475 km (0.101 R)
• M3: 661,971 km (0.044 R)
• M4: 1,686,118 km (0.09 R)
• M5: 2,303,059 km (0.105 R)
• M6: 2,564,855 km (0.042 R)
• M7: 2,951,716 km (0.037 R)
• M8: 3,215,606 km (0.077 R)
• M9: 3,591,695 km (0.098 R)
• M10: 3,815,942 km (0.072 R)
• M11: 4,183,355 km (0.114 R)
• M12: 7,486,476 km (0.089 R)
• M13: 10,161,286 km (0.034 R)
• M14: 11,389,484 km (0.107 R)
• M15: 11,820,027 km (0.092 R)
• M16: 13,001,701 km (0.118 R)
• M17: 16,398,171 km (0.082 R)
• M18: 21,541,345 km (0.118 R)
• M19: 22,199,426 km (0.049 R)
• M20: 23,040,765 km (0.098 R)
• M21: 28,737,153 km (0.093 R)
• M22: 39,177,887 km (0.096 R)
• M23: 39,543,355 km (0.083 R)
• M24: 40,281,171 km (0.091 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 19,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit