🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.48 AU - 0.72 AU

Year: 166 Days

Day: 23.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.64 AU - 0.9 AU

Year: 241 Days

Day: 41.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 86 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.19 AU - 1.21 AU

Year: 469 Days

Day: 22.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,811,934 km

• M1: 604,525 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.88 AU - 2.92 AU

Year: 1760 Days

Day: 15.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.91 AU - 4.79 AU

Year: 2693 Days

Day: 36.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,811,934 km

• M1: 123,269 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.3

Radius: 14.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.05 AU - 8.83 AU

Year: 8740 Days

Day: 12.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,811,934 km

• M1: 178,620 km (0.115 R)
• M2: 883,675 km (0.075 R)
• M3: 1,559,558 km (0.101 R)
• M4: 2,133,415 km (0.091 R)
• M5: 2,678,101 km (0.108 R)
• M6: 3,251,510 km (0.09 R)
• M7: 3,740,695 km (0.103 R)
• M8: 4,461,158 km (0.034 R)
• M9: 5,362,186 km (0.045 R)
• M10: 6,082,500 km (0.099 R)
• M11: 6,866,542 km (0.04 R)
• M12: 7,413,472 km (0.089 R)
• M13: 7,911,035 km (0.086 R)
• M14: 9,673,298 km (0.084 R)
• M15: 10,791,242 km (0.099 R)
• M16: 18,392,759 km (0.083 R)
• M17: 19,595,675 km (0.106 R)
• M18: 21,153,289 km (0.113 R)
• M19: 24,851,797 km (0.075 R)
• M20: 26,498,121 km (0.119 R)
• M21: 29,815,155 km (0.082 R)
• M22: 30,490,888 km (0.109 R)
• M23: 33,193,524 km (0.039 R)
• M24: 34,974,935 km (0.074 R)
• M25: 36,489,314 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.7

Radius: 5.7

Gravity: 13.78 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 12.02 AU - 15.02 AU

Year: 17720 Days

Day: 20.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,811,934 km

• M1: 99,782 km (0.113 R)
• M2: 320,139 km (0.063 R)
• M3: 1,177,634 km (0.111 R)
• M4: 1,420,881 km (0.1 R)
• M5: 1,831,377 km (0.051 R)
• M6: 2,198,191 km (0.109 R)
• M7: 2,483,325 km (0.081 R)
• M8: 2,701,887 km (0.064 R)
• M9: 3,005,122 km (0.09 R)
• M10: 3,462,443 km (0.081 R)
• M11: 4,578,443 km (0.097 R)
• M12: 4,942,115 km (0.102 R)
• M13: 8,141,565 km (0.108 R)
• M14: 8,724,847 km (0.112 R)
• M15: 12,951,585 km (0.096 R)
• M16: 13,278,457 km (0.117 R)
• M17: 14,501,120 km (0.104 R)
• M18: 16,170,183 km (0.088 R)
• M19: 17,963,114 km (0.043 R)
• M20: 22,309,979 km (0.027 R)
• M21: 26,568,582 km (0.118 R)
• M22: 30,872,662 km (0.076 R)
• M23: 36,260,878 km (0.058 R)
• M24: 37,965,247 km (0.078 R)
• M25: 48,068,189 km (0.085 R)
• M26: 50,928,202 km (0.093 R)
• M27: 54,575,248 km (0.069 R)
• M28: 57,159,402 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.8

Radius: 5.8

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 18.92 AU - 22.08 AU

Year: 33085 Days

Day: 19 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,811,934 km

• M1: 83,326 km (0.117 R)
• M2: 318,344 km (0.069 R)
• M3: 526,136 km (0.037 R)
• M4: 1,064,090 km (0.098 R)
• M5: 2,288,399 km (0.108 R)
• M6: 2,605,696 km (0.078 R)
• M7: 2,815,282 km (0.114 R)
• M8: 3,419,807 km (0.094 R)
• M9: 4,428,247 km (0.104 R)
• M10: 5,883,385 km (0.115 R)
• M11: 7,114,725 km (0.094 R)
• M12: 7,473,610 km (0.099 R)
• M13: 9,150,004 km (0.051 R)
• M14: 12,549,317 km (0.105 R)
• M15: 13,302,243 km (0.105 R)
• M16: 14,084,939 km (0.067 R)
• M17: 15,914,072 km (0.047 R)
• M18: 16,975,768 km (0.107 R)
• M19: 17,802,446 km (0.081 R)
• M20: 22,889,671 km (0.117 R)
• M21: 34,628,915 km (0.108 R)
• M22: 46,739,910 km (0.118 R)
• M23: 59,284,290 km (0.115 R)
• M24: 64,210,248 km (0.113 R)
• M25: 64,651,113 km (0.03 R)
• M26: 81,898,102 km (0.1 R)
• M27: 85,573,124 km (0.028 R)
• M28: 92,687,101 km (0.068 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 11,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit