🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.5 AU - 0.76 AU

Year: 179 Days

Day: 41.2 Hours

Environment

Temp: 214 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,629,981 km

• M1: 66,870 km (0.086 R)
• M2: 297,251 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.8 AU - 0.84 AU

Year: 266 Days

Day: 29.2 Hours

Environment

Temp: 111 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.63 AU - 4.59 AU

Year: 2984 Days

Day: 33.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.9

Radius: 9.4

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.71 AU - 7.17 AU

Year: 5853 Days

Day: 7.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,629,981 km

• M1: 116,836 km (0.104 R)
• M2: 420,669 km (0.094 R)
• M3: 713,133 km (0.088 R)
• M4: 1,014,423 km (0.078 R)
• M5: 1,890,917 km (0.054 R)
• M6: 2,331,483 km (0.097 R)
• M7: 3,019,184 km (0.087 R)
• M8: 3,719,601 km (0.026 R)
• M9: 4,077,589 km (0.087 R)
• M10: 5,391,058 km (0.119 R)
• M11: 5,877,102 km (0.116 R)
• M12: 7,085,853 km (0.058 R)
• M13: 8,087,410 km (0.111 R)
• M14: 9,651,755 km (0.092 R)
• M15: 10,025,152 km (0.104 R)
• M16: 10,761,323 km (0.119 R)
• M17: 11,532,949 km (0.073 R)
• M18: 15,645,843 km (0.103 R)
• M19: 16,956,769 km (0.089 R)
• M20: 18,000,962 km (0.113 R)
• M21: 18,510,343 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.1

Radius: 11.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.69 AU - 7.83 AU

Year: 6295 Days

Day: 13.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,629,981 km

• M1: 150,944 km (0.108 R)
• M2: 649,554 km (0.097 R)
• M3: 1,328,728 km (0.077 R)
• M4: 2,072,230 km (0.079 R)
• M5: 2,539,125 km (0.109 R)
• M6: 3,778,393 km (0.074 R)
• M7: 6,513,641 km (0.078 R)
• M8: 7,495,452 km (0.088 R)
• M9: 7,945,293 km (0.12 R)
• M10: 12,303,677 km (0.073 R)
• M11: 16,998,806 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.5

Radius: 3.6

Gravity: 25.58 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.6 AU - 18.4 AU

Year: 21856 Days

Day: 23.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,629,981 km

• M1: 45,328 km (0.088 R)
• M2: 159,771 km (0.103 R)
• M3: 479,162 km (0.035 R)
• M4: 756,666 km (0.079 R)
• M5: 953,537 km (0.049 R)
• M6: 1,557,763 km (0.097 R)
• M7: 2,005,509 km (0.103 R)
• M8: 2,239,031 km (0.079 R)
• M9: 2,783,568 km (0.063 R)
• M10: 3,124,501 km (0.118 R)
• M11: 3,715,712 km (0.109 R)
• M12: 4,190,087 km (0.109 R)
• M13: 6,536,679 km (0.111 R)
• M14: 8,250,023 km (0.026 R)
• M15: 8,495,663 km (0.06 R)
• M16: 9,688,856 km (0.05 R)
• M17: 10,467,513 km (0.069 R)
• M18: 10,930,668 km (0.095 R)
• M19: 16,647,401 km (0.118 R)
• M20: 18,419,088 km (0.096 R)
• M21: 20,223,837 km (0.082 R)
• M22: 20,941,159 km (0.102 R)
• M23: 23,782,770 km (0.063 R)
• M24: 29,640,125 km (0.075 R)
• M25: 31,152,560 km (0.096 R)
• M26: 32,838,079 km (0.119 R)
• M27: 37,717,363 km (0.067 R)
• M28: 41,894,584 km (0.101 R)
• M29: 44,693,411 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.8

Radius: 4.5

Gravity: 26.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.83 AU - 22.95 AU

Year: 28245 Days

Day: 16.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,629,981 km

• M1: 58,194 km (0.093 R)
• M2: 233,073 km (0.051 R)
• M3: 625,917 km (0.067 R)
• M4: 1,162,076 km (0.032 R)
• M5: 1,723,068 km (0.105 R)
• M6: 2,106,338 km (0.099 R)
• M7: 2,850,887 km (0.083 R)
• M8: 3,239,093 km (0.071 R)
• M9: 3,476,206 km (0.115 R)
• M10: 3,630,292 km (0.089 R)
• M11: 5,432,198 km (0.077 R)
• M12: 5,598,102 km (0.083 R)
• M13: 8,847,218 km (0.12 R)
• M14: 9,252,030 km (0.066 R)
• M15: 10,349,480 km (0.092 R)
• M16: 10,864,097 km (0.071 R)
• M17: 11,261,129 km (0.095 R)
• M18: 12,654,484 km (0.066 R)
• M19: 16,894,686 km (0.103 R)
• M20: 18,432,851 km (0.058 R)
• M21: 23,275,185 km (0.101 R)
• M22: 24,380,563 km (0.105 R)
• M23: 25,869,511 km (0.109 R)
• M24: 27,783,765 km (0.048 R)
• M25: 30,567,183 km (0.095 R)
• M26: 31,891,723 km (0.055 R)
• M27: 35,369,425 km (0.095 R)
• M28: 38,327,124 km (0.113 R)
• M29: 45,405,796 km (0.071 R)
• M30: 49,251,060 km (0.114 R)
• M31: 51,993,638 km (0.105 R)
• M32: 53,497,246 km (0.113 R)
• M33: 58,382,215 km (0.056 R)
• M34: 71,531,119 km (0.082 R)
• M35: 80,147,358 km (0.106 R)
• M36: 86,782,922 km (0.111 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 17,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit