🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.48 AU - 0.6 AU

Year: 173 Days

Day: 24.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.5 AU - 0.64 AU

Year: 188 Days

Day: 36.8 Hours

Environment

Temp: 37 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.9 AU - 0.98 AU

Year: 398 Days

Day: 22.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,862,936 km

• M1: 31,565 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.03 AU - 2.71 AU

Year: 1593 Days

Day: 44.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.7

Radius: 9.3

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.43 AU - 4.33 AU

Year: 3336 Days

Day: 13.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,862,936 km

• M1: 117,434 km (0.107 R)
• M2: 734,526 km (0.113 R)
• M3: 2,848,343 km (0.071 R)
• M4: 3,306,263 km (0.071 R)
• M5: 3,812,801 km (0.042 R)
• M6: 5,374,154 km (0.092 R)
• M7: 6,148,772 km (0.094 R)
• M8: 7,489,917 km (0.086 R)
• M9: 7,919,113 km (0.1 R)
• M10: 9,208,647 km (0.092 R)
• M11: 9,568,429 km (0.119 R)
• M12: 13,743,257 km (0.068 R)
• M13: 14,694,700 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.7

Radius: 10

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.95 AU - 4.85 AU

Year: 4029 Days

Day: 14.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 84,862,936 km

• M1: 127,906 km (0.119 R)
• M2: 439,369 km (0.117 R)
• M3: 1,256,772 km (0.084 R)
• M4: 1,631,514 km (0.108 R)
• M5: 2,722,083 km (0.097 R)
• M6: 4,004,137 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691.8

Radius: 5.9

Gravity: 19.87 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.11 AU - 11.77 AU

Year: 14726 Days

Day: 15.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,862,936 km

• M1: 74,201 km (0.054 R)
• M2: 332,855 km (0.047 R)
• M3: 735,423 km (0.097 R)
• M4: 1,270,086 km (0.12 R)
• M5: 1,527,843 km (0.083 R)
• M6: 1,907,822 km (0.036 R)
• M7: 3,121,659 km (0.116 R)
• M8: 3,789,912 km (0.044 R)
• M9: 4,112,595 km (0.083 R)
• M10: 4,296,152 km (0.101 R)
• M11: 5,016,615 km (0.092 R)
• M12: 6,487,461 km (0.109 R)
• M13: 8,128,400 km (0.115 R)
• M14: 9,329,671 km (0.11 R)
• M15: 9,647,716 km (0.099 R)
• M16: 9,972,792 km (0.105 R)
• M17: 14,116,504 km (0.069 R)
• M18: 15,694,013 km (0.099 R)
• M19: 16,448,585 km (0.09 R)
• M20: 24,062,070 km (0.079 R)
• M21: 28,018,036 km (0.067 R)
• M22: 30,611,614 km (0.067 R)
• M23: 31,549,892 km (0.093 R)
• M24: 35,239,873 km (0.058 R)
• M25: 36,400,603 km (0.099 R)
• M26: 36,792,998 km (0.104 R)
• M27: 38,934,043 km (0.094 R)
• M28: 41,582,823 km (0.058 R)
• M29: 44,647,335 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.1

Radius: 4.3

Gravity: 30.78 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 15.16 AU - 15.22 AU

Year: 25845 Days

Day: 21.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,862,936 km

• M1: 59,690 km (0.081 R)
• M2: 616,942 km (0.096 R)
• M3: 1,316,012 km (0.118 R)
• M4: 2,858,666 km (0.12 R)
• M5: 3,101,313 km (0.069 R)
• M6: 4,110,052 km (0.098 R)
• M7: 4,744,048 km (0.11 R)
• M8: 6,158,944 km (0.12 R)
• M9: 7,426,637 km (0.056 R)
• M10: 8,254,811 km (0.049 R)
• M11: 8,914,986 km (0.107 R)
• M12: 10,092,471 km (0.073 R)
• M13: 13,631,657 km (0.097 R)
• M14: 16,945,549 km (0.034 R)
• M15: 18,648,422 km (0.104 R)
• M16: 21,564,234 km (0.077 R)
• M17: 21,871,508 km (0.116 R)
• M18: 31,708,465 km (0.119 R)
• M19: 33,045,870 km (0.106 R)
• M20: 45,627,351 km (0.1 R)
• M21: 47,848,729 km (0.118 R)
• M22: 60,854,918 km (0.09 R)
• M23: 78,659,907 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 11,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit