🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.68 AU - 0.82 AU

Year: 243 Days

Day: 24.2 Hours

Environment

Temp: 142 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,496,196 km

• M1: 159,023 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.09 AU - 1.35 AU

Year: 505 Days

Day: 18.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,496,196 km

• M1: 747,241 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.84 AU - 2.92 AU

Year: 1376 Days

Day: 18.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.19 AU - 3.01 AU

Year: 1571 Days

Day: 43.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,496,196 km

• M1: 1,107,772 km (0.03 R)
• M2: 1,367,773 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.12 AU - 3.32 AU

Year: 2165 Days

Day: 12.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.28 AU - 4.14 AU

Year: 2678 Days

Day: 35.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,496,196 km

• M1: 734,077 km (0.119 R)

Asteroid Belt

Center: 8.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.1

Radius: 4.2

Gravity: 42.75 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 11.11 AU - 14.49 AU

Year: 17161 Days

Day: 19.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,496,196 km

• M1: 52,509 km (0.032 R)
• M2: 200,910 km (0.111 R)
• M3: 400,473 km (0.098 R)
• M4: 585,975 km (0.079 R)
• M5: 984,055 km (0.104 R)
• M6: 1,120,488 km (0.032 R)
• M7: 1,416,841 km (0.061 R)
• M8: 1,575,266 km (0.106 R)
• M9: 1,817,165 km (0.034 R)
• M10: 2,289,147 km (0.087 R)
• M11: 2,441,138 km (0.116 R)
• M12: 2,765,466 km (0.081 R)
• M13: 2,963,235 km (0.088 R)
• M14: 3,790,660 km (0.074 R)
• M15: 4,589,214 km (0.075 R)
• M16: 4,761,551 km (0.052 R)
• M17: 5,082,438 km (0.106 R)
• M18: 6,555,229 km (0.111 R)
• M19: 9,622,883 km (0.052 R)
• M20: 10,193,599 km (0.049 R)
• M21: 11,464,882 km (0.084 R)
• M22: 11,782,478 km (0.117 R)
• M23: 12,702,954 km (0.064 R)
• M24: 13,180,620 km (0.104 R)
• M25: 15,212,009 km (0.084 R)
• M26: 16,143,106 km (0.117 R)
• M27: 18,203,667 km (0.032 R)
• M28: 24,576,686 km (0.037 R)
• M29: 27,857,218 km (0.099 R)
• M30: 30,319,599 km (0.042 R)
• M31: 33,050,658 km (0.086 R)
• M32: 38,711,591 km (0.034 R)
• M33: 39,858,408 km (0.106 R)
• M34: 46,252,670 km (0.095 R)
• M35: 48,527,006 km (0.099 R)
• M36: 53,121,905 km (0.102 R)
• M37: 54,536,951 km (0.101 R)
• M38: 59,877,445 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.7

Radius: 5.6

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 9.77 AU - 15.91 AU

Year: 17242 Days

Day: 19.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,496,196 km

• M1: 72,106 km (0.102 R)
• M2: 291,865 km (0.108 R)
• M3: 805,435 km (0.089 R)
• M4: 1,090,718 km (0.12 R)
• M5: 2,096,016 km (0.111 R)
• M6: 2,489,907 km (0.108 R)
• M7: 2,726,720 km (0.047 R)
• M8: 3,073,787 km (0.12 R)
• M9: 3,450,026 km (0.078 R)
• M10: 3,744,883 km (0.106 R)
• M11: 4,085,667 km (0.074 R)
• M12: 4,667,454 km (0.102 R)
• M13: 4,994,923 km (0.117 R)
• M14: 6,302,259 km (0.104 R)
• M15: 6,580,661 km (0.114 R)
• M16: 7,291,101 km (0.12 R)
• M17: 8,051,507 km (0.062 R)
• M18: 9,162,570 km (0.114 R)
• M19: 9,365,724 km (0.12 R)
• M20: 10,930,069 km (0.062 R)
• M21: 12,044,723 km (0.109 R)
• M22: 14,566,195 km (0.108 R)
• M23: 18,608,629 km (0.086 R)
• M24: 19,099,310 km (0.108 R)
• M25: 20,450,029 km (0.112 R)
• M26: 22,135,249 km (0.075 R)
• M27: 24,981,199 km (0.107 R)
• M28: 31,271,640 km (0.114 R)
• M29: 34,718,075 km (0.097 R)
• M30: 36,468,819 km (0.119 R)
• M31: 36,723,734 km (0.118 R)
• M32: 37,495,360 km (0.081 R)
• M33: 40,553,589 km (0.08 R)
• M34: 41,101,865 km (0.101 R)
• M35: 42,073,354 km (0.099 R)
• M36: 46,859,738 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 19,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit