🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.66 AU - 0.66 AU

Year: 188 Days

Day: 35.7 Hours

Environment

Temp: 224 °C

Axial Tilt: 29.9 °

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: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.59 AU - 0.95 AU

Year: 236 Days

Day: 42.6 Hours

Environment

Temp: 153 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.08 AU - 1.26 AU

Year: 443 Days

Day: 44.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.15 AU - 1.39 AU

Year: 501 Days

Day: 28.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.89 AU - 1.93 AU

Year: 923 Days

Day: 21.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,215,066 km

• M1: 28,424 km (0.101 R)
• M2: 68,067 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.56 AU - 2.42 AU

Year: 982 Days

Day: 22.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.24 AU - 2.36 AU

Year: 1220 Days

Day: 26 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.7

Radius: 11.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.94 AU - 7.16 AU

Year: 5206 Days

Day: 7 Hours

Environment

Temp: -131 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,215,066 km

• M1: 145,110 km (0.085 R)
• M2: 552,764 km (0.084 R)
• M3: 1,016,966 km (0.08 R)
• M4: 1,383,182 km (0.034 R)
• M5: 1,914,554 km (0.106 R)
• M6: 2,351,978 km (0.117 R)
• M7: 3,063,316 km (0.076 R)
• M8: 3,489,370 km (0.107 R)
• M9: 4,040,190 km (0.1 R)
• M10: 4,531,320 km (0.091 R)
• M11: 5,316,708 km (0.112 R)
• M12: 7,678,260 km (0.099 R)
• M13: 8,613,247 km (0.118 R)
• M14: 9,315,609 km (0.115 R)
• M15: 11,697,506 km (0.065 R)
• M16: 12,512,815 km (0.052 R)
• M17: 13,560,149 km (0.087 R)
• M18: 14,820,212 km (0.074 R)
• M19: 17,282,892 km (0.069 R)
• M20: 19,315,927 km (0.095 R)
• M21: 20,006,471 km (0.074 R)
• M22: 20,843,920 km (0.096 R)
• M23: 21,771,577 km (0.116 R)
• M24: 22,245,652 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.6

Radius: 10

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.46 AU - 8.86 AU

Year: 8155 Days

Day: 6.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,215,066 km

• M1: 124,465 km (0.066 R)
• M2: 1,657,993 km (0.116 R)
• M3: 2,464,326 km (0.119 R)
• M4: 3,119,714 km (0.106 R)
• M5: 4,097,785 km (0.118 R)
• M6: 5,300,402 km (0.097 R)
• M7: 5,659,886 km (0.114 R)
• M8: 7,343,460 km (0.069 R)
• M9: 7,708,479 km (0.12 R)
• M10: 8,967,644 km (0.114 R)
• M11: 12,737,361 km (0.107 R)
• M12: 13,087,719 km (0.082 R)
• M13: 17,024,537 km (0.109 R)
• M14: 17,955,335 km (0.108 R)
• M15: 20,870,549 km (0.083 R)
• M16: 21,853,107 km (0.106 R)
• M17: 22,610,073 km (0.106 R)
• M18: 23,910,377 km (0.059 R)
• M19: 28,406,242 km (0.111 R)
• M20: 31,591,480 km (0.097 R)
• M21: 36,510,557 km (0.072 R)
• M22: 37,575,993 km (0.1 R)
• M23: 39,521,065 km (0.111 R)
• M24: 41,532,558 km (0.074 R)
• M25: 42,954,336 km (0.069 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 16,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit