🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.49 AU - 0.67 AU

Year: 161 Days

Day: 39.6 Hours

Environment

Temp: 241 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.41 AU - 1.75 AU

Year: 722 Days

Day: 14 Hours

Environment

Temp: -34 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.86 AU - 2.36 AU

Year: 1114 Days

Day: 29.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2 AU - 2.42 AU

Year: 1194 Days

Day: 43.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 119.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.96 AU - 3.26 AU

Year: 1532 Days

Day: 35.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 148 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.6

Radius: 8.6

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.82 AU - 7.86 AU

Year: 7978 Days

Day: 11 Hours

Environment

Temp: -159 °C

Axial Tilt: 162.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,581,158 km

• M1: 137,480 km (0.048 R)
• M2: 763,248 km (0.102 R)
• M3: 1,985,762 km (0.073 R)
• M4: 4,076,692 km (0.101 R)
• M5: 5,788,690 km (0.06 R)
• M6: 6,337,265 km (0.069 R)
• M7: 8,494,915 km (0.106 R)
• M8: 11,707,829 km (0.084 R)
• M9: 12,238,751 km (0.109 R)
• M10: 12,634,887 km (0.027 R)
• M11: 12,937,523 km (0.1 R)
• M12: 14,305,446 km (0.119 R)
• M13: 15,193,758 km (0.074 R)
• M14: 17,763,102 km (0.111 R)
• M15: 18,919,792 km (0.105 R)
• M16: 19,316,227 km (0.045 R)
• M17: 20,747,878 km (0.036 R)
• M18: 21,240,354 km (0.078 R)
• M19: 21,812,866 km (0.068 R)
• M20: 22,764,906 km (0.094 R)
• M21: 25,067,517 km (0.053 R)
• M22: 26,030,478 km (0.093 R)
• M23: 27,101,300 km (0.097 R)
• M24: 28,373,181 km (0.096 R)
• M25: 29,595,545 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.5

Radius: 6.8

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 11.2 AU - 17 AU

Year: 19242 Days

Day: 19 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,581,158 km

• M1: 85,121 km (0.107 R)
• M2: 321,635 km (0.032 R)
• M3: 621,729 km (0.069 R)
• M4: 1,693,747 km (0.106 R)
• M5: 1,925,025 km (0.093 R)
• M6: 2,563,509 km (0.059 R)
• M7: 3,818,934 km (0.106 R)
• M8: 6,789,499 km (0.069 R)
• M9: 11,269,806 km (0.083 R)
• M10: 12,289,914 km (0.115 R)
• M11: 19,466,273 km (0.107 R)
• M12: 21,118,731 km (0.105 R)
• M13: 21,593,854 km (0.097 R)
• M14: 23,262,918 km (0.07 R)
• M15: 25,121,821 km (0.097 R)
• M16: 33,293,904 km (0.103 R)
• M17: 50,786,532 km (0.072 R)
• M18: 53,372,930 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.7

Radius: 8

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 15.08 AU - 23.1 AU

Year: 30314 Days

Day: 23.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 94,581,158 km

• M1: 99,931 km (0.102 R)
• M2: 405,709 km (0.073 R)
• M3: 844,031 km (0.107 R)
• M4: 2,240,976 km (0.106 R)
• M5: 2,969,069 km (0.054 R)
• M6: 3,224,582 km (0.119 R)
• M7: 4,047,071 km (0.095 R)
• M8: 6,852,480 km (0.093 R)
• M9: 7,149,581 km (0.046 R)
• M10: 8,369,253 km (0.059 R)
• M11: 10,097,856 km (0.038 R)
• M12: 11,698,404 km (0.087 R)
• M13: 14,086,136 km (0.077 R)
• M14: 15,478,443 km (0.101 R)
• M15: 16,870,451 km (0.063 R)
• M16: 18,725,315 km (0.082 R)
• M17: 19,901,454 km (0.066 R)
• M18: 20,712,274 km (0.12 R)
• M19: 24,291,253 km (0.076 R)
• M20: 25,452,283 km (0.117 R)
• M21: 31,544,207 km (0.113 R)
• M22: 33,772,766 km (0.081 R)
• M23: 35,807,298 km (0.091 R)
• M24: 38,853,260 km (0.079 R)
• M25: 39,640,893 km (0.074 R)
• M26: 41,085,410 km (0.102 R)
• M27: 46,682,614 km (0.117 R)
• M28: 47,393,802 km (0.074 R)
• M29: 48,292,885 km (0.117 R)
• M30: 49,203,338 km (0.05 R)
• M31: 49,755,055 km (0.111 R)
• M32: 50,683,759 km (0.073 R)
• M33: 59,568,376 km (0.061 R)
• M34: 62,530,713 km (0.047 R)
• M35: 67,382,023 km (0.066 R)
• M36: 68,062,394 km (0.107 R)
• M37: 73,671,267 km (0.077 R)
• M38: 82,650,280 km (0.041 R)
• M39: 94,015,380 km (0.088 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 19,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit