🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.55 AU - 0.59 AU

Year: 156 Days

Day: 22.7 Hours

Environment

Temp: 181 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,734,460 km

• M1: 31,864 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.78 AU - 1.22 AU

Year: 363 Days

Day: 32.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.96 AU - 1.16 AU

Year: 397 Days

Day: 34.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.94 AU - 1.56 AU

Year: 508 Days

Day: 20 Hours

Environment

Temp: 2 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.32 AU - 2.12 AU

Year: 820 Days

Day: 35.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,734,460 km

• M1: 623,823 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.39 AU - 2.13 AU

Year: 849 Days

Day: 16.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.07 AU - 4.61 AU

Year: 3286 Days

Day: 26.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,734,460 km

• M1: 318,045 km (0.08 R)
• M2: 1,188,854 km (0.107 R)

Asteroid Belt

Center: 7.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657

Radius: 8.3

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.11 AU - 12.19 AU

Year: 11752 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,734,460 km

• M1: 103,223 km (0.071 R)
• M2: 463,604 km (0.112 R)
• M3: 974,481 km (0.058 R)
• M4: 1,281,455 km (0.062 R)
• M5: 1,906,774 km (0.103 R)
• M6: 2,204,923 km (0.081 R)
• M7: 3,465,734 km (0.104 R)
• M8: 3,858,428 km (0.05 R)
• M9: 4,136,531 km (0.111 R)
• M10: 4,578,742 km (0.097 R)
• M11: 6,246,758 km (0.051 R)
• M12: 8,422,510 km (0.087 R)
• M13: 9,579,500 km (0.119 R)
• M14: 12,087,658 km (0.12 R)
• M15: 12,564,576 km (0.116 R)
• M16: 13,053,910 km (0.079 R)
• M17: 13,683,568 km (0.064 R)
• M18: 14,267,299 km (0.066 R)
• M19: 16,550,760 km (0.119 R)
• M20: 18,279,364 km (0.116 R)
• M21: 19,147,331 km (0.092 R)
• M22: 23,717,695 km (0.095 R)
• M23: 29,928,400 km (0.099 R)
• M24: 31,916,107 km (0.1 R)
• M25: 33,990,282 km (0.083 R)
• M26: 36,275,389 km (0.084 R)
• M27: 41,551,557 km (0.082 R)
• M28: 47,907,073 km (0.061 R)
• M29: 50,774,565 km (0.103 R)
• M30: 52,015,479 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.7

Radius: 6.5

Gravity: 23.19 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.16 AU - 13.74 AU

Year: 16937 Days

Day: 24.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,734,460 km

• M1: 81,082 km (0.036 R)
• M2: 305,030 km (0.118 R)
• M3: 770,579 km (0.09 R)
• M4: 977,472 km (0.079 R)
• M5: 1,250,040 km (0.102 R)
• M6: 1,727,706 km (0.116 R)
• M7: 2,068,789 km (0.102 R)
• M8: 2,712,209 km (0.109 R)
• M9: 3,228,472 km (0.116 R)
• M10: 4,489,432 km (0.043 R)
• M11: 5,172,945 km (0.085 R)
• M12: 5,599,299 km (0.118 R)
• M13: 8,558,045 km (0.108 R)
• M14: 9,154,343 km (0.025 R)
• M15: 12,084,067 km (0.084 R)
• M16: 16,227,479 km (0.032 R)
• M17: 18,526,948 km (0.096 R)
• M18: 18,975,293 km (0.117 R)
• M19: 20,649,742 km (0.099 R)
• M20: 21,918,781 km (0.113 R)
• M21: 22,623,088 km (0.094 R)
• M22: 23,446,474 km (0.082 R)
• M23: 26,826,339 km (0.05 R)
• M24: 32,289,952 km (0.049 R)
• M25: 32,678,458 km (0.056 R)
• M26: 38,450,991 km (0.107 R)
• M27: 39,919,145 km (0.091 R)
• M28: 44,068,990 km (0.093 R)
• M29: 45,351,642 km (0.105 R)
• M30: 53,574,588 km (0.094 R)
• M31: 56,147,821 km (0.034 R)
• M32: 57,464,731 km (0.067 R)
• M33: 67,265,187 km (0.115 R)
• M34: 70,691,576 km (0.06 R)
• M35: 74,232,558 km (0.064 R)
• M36: 74,909,488 km (0.066 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 10,288 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit