🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.39 AU - 0.63 AU

Year: 128 Days

Day: 28.2 Hours

Environment

Temp: 265 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.48 AU - 0.62 AU

Year: 143 Days

Day: 32.1 Hours

Environment

Temp: 245 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.75 AU - 1.21 AU

Year: 341 Days

Day: 28.9 Hours

Environment

Temp: 165 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.44 AU - 1.46 AU

Year: 614 Days

Day: 40.9 Hours

Environment

Temp: -14 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 64,862,163 km

• M1: 893,997 km (0.06 R)

Asteroid Belt

Center: 1.96 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.32 AU - 2.62 AU

Year: 1364 Days

Day: 27.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.52 AU - 4.18 AU

Year: 2155 Days

Day: 28.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.87 AU - 5.01 AU

Year: 3288 Days

Day: 21.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.8

Radius: 8.2

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.44 AU - 8.48 AU

Year: 7161 Days

Day: 8.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,862,163 km

• M1: 106,962 km (0.081 R)
• M2: 384,018 km (0.09 R)
• M3: 640,728 km (0.028 R)
• M4: 976,724 km (0.045 R)
• M5: 1,396,945 km (0.098 R)
• M6: 1,787,844 km (0.025 R)
• M7: 5,043,393 km (0.091 R)
• M8: 6,772,146 km (0.056 R)
• M9: 7,335,980 km (0.081 R)
• M10: 8,557,148 km (0.119 R)
• M11: 9,136,989 km (0.07 R)
• M12: 10,118,800 km (0.099 R)
• M13: 12,779,697 km (0.066 R)
• M14: 16,104,660 km (0.106 R)
• M15: 16,868,357 km (0.067 R)
• M16: 20,099,222 km (0.094 R)
• M17: 20,504,632 km (0.039 R)
• M18: 21,682,715 km (0.08 R)
• M19: 24,325,511 km (0.056 R)
• M20: 24,708,781 km (0.042 R)
• M21: 26,930,010 km (0.085 R)
• M22: 28,005,170 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 15

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 11.56 AU - 12.76 AU

Year: 14903 Days

Day: 9.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,862,163 km

• M1: 186,549 km (0.088 R)
• M2: 820,395 km (0.11 R)
• M3: 1,310,178 km (0.108 R)
• M4: 2,286,005 km (0.094 R)
• M5: 2,912,222 km (0.11 R)
• M6: 4,325,772 km (0.096 R)
• M7: 4,876,292 km (0.103 R)
• M8: 5,621,140 km (0.108 R)
• M9: 8,078,584 km (0.108 R)
• M10: 9,123,974 km (0.114 R)
• M11: 12,038,440 km (0.064 R)
• M12: 15,304,161 km (0.034 R)
• M13: 16,590,553 km (0.038 R)
• M14: 18,030,134 km (0.119 R)
• M15: 20,612,492 km (0.076 R)
• M16: 21,157,178 km (0.055 R)
• M17: 22,656,747 km (0.091 R)
• M18: 24,731,221 km (0.1 R)
• M19: 30,760,613 km (0.109 R)
• M20: 36,239,486 km (0.052 R)
• M21: 38,246,940 km (0.043 R)
• M22: 41,611,545 km (0.069 R)
• M23: 44,411,569 km (0.025 R)
• M24: 54,076,638 km (0.082 R)
• M25: 61,807,108 km (0.114 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 18,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit