🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.71 AU - 0.73 AU

Year: 229 Days

Day: 43.8 Hours

Environment

Temp: 167 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.73 AU - 0.97 AU

Year: 294 Days

Day: 28.8 Hours

Environment

Temp: 143 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.12 AU - 1.54 AU

Year: 575 Days

Day: 25.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,853,275 km

• M1: 202,556 km (0.104 R)
• M2: 428,000 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.2 AU - 1.86 AU

Year: 709 Days

Day: 46.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.47 AU - 1.67 AU

Year: 737 Days

Day: 22.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.38 AU - 2.12 AU

Year: 868 Days

Day: 15.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.57 AU - 2.59 AU

Year: 1553 Days

Day: 41.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,853,275 km

• M1: 50,414 km (0.058 R)
• M2: 575,353 km (0.061 R)

Asteroid Belt

Center: 7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.8

Radius: 13.9

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.67 AU - 12.17 AU

Year: 14462 Days

Day: 9.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,853,275 km

• M1: 172,935 km (0.097 R)
• M2: 711,039 km (0.081 R)
• M3: 1,192,594 km (0.083 R)
• M4: 2,179,043 km (0.06 R)
• M5: 2,922,245 km (0.108 R)
• M6: 4,222,998 km (0.025 R)
• M7: 5,057,306 km (0.108 R)
• M8: 6,575,874 km (0.118 R)
• M9: 8,684,904 km (0.091 R)
• M10: 10,554,130 km (0.065 R)
• M11: 11,212,809 km (0.098 R)
• M12: 13,013,668 km (0.096 R)
• M13: 14,125,629 km (0.117 R)
• M14: 15,299,973 km (0.041 R)
• M15: 15,911,080 km (0.084 R)
• M16: 16,380,069 km (0.118 R)
• M17: 18,264,105 km (0.096 R)
• M18: 27,480,082 km (0.095 R)
• M19: 28,728,027 km (0.077 R)
• M20: 30,490,290 km (0.099 R)
• M21: 35,407,871 km (0.064 R)
• M22: 36,885,150 km (0.088 R)
• M23: 38,403,120 km (0.081 R)
• M24: 39,533,033 km (0.087 R)
• M25: 41,859,279 km (0.108 R)
• M26: 44,429,221 km (0.091 R)
• M27: 50,215,966 km (0.054 R)
• M28: 59,433,289 km (0.086 R)
• M29: 62,288,065 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.2

Radius: 5.5

Gravity: 31.58 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 13.04 AU - 16.26 AU

Year: 21013 Days

Day: 16.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,853,275 km

• M1: 68,516 km (0.115 R)
• M2: 243,994 km (0.105 R)
• M3: 580,290 km (0.064 R)
• M4: 781,200 km (0.082 R)
• M5: 977,921 km (0.088 R)
• M6: 1,222,215 km (0.092 R)
• M7: 1,954,496 km (0.094 R)
• M8: 2,231,551 km (0.113 R)
• M9: 4,232,722 km (0.104 R)
• M10: 4,624,070 km (0.066 R)
• M11: 4,847,420 km (0.072 R)
• M12: 6,388,128 km (0.112 R)
• M13: 6,665,632 km (0.07 R)
• M14: 7,961,599 km (0.117 R)
• M15: 8,174,925 km (0.051 R)
• M16: 9,009,083 km (0.116 R)
• M17: 10,083,196 km (0.117 R)
• M18: 14,435,895 km (0.108 R)
• M19: 14,833,526 km (0.051 R)
• M20: 18,281,608 km (0.115 R)
• M21: 18,559,860 km (0.028 R)
• M22: 18,840,954 km (0.12 R)
• M23: 19,315,778 km (0.089 R)
• M24: 19,507,862 km (0.103 R)
• M25: 20,190,477 km (0.08 R)
• M26: 20,888,949 km (0.117 R)
• M27: 23,080,707 km (0.114 R)
• M28: 44,010,497 km (0.108 R)
• M29: 46,033,210 km (0.114 R)
• M30: 61,330,340 km (0.104 R)
• M31: 65,136,110 km (0.094 R)
• M32: 71,364,318 km (0.072 R)
• M33: 71,593,801 km (0.062 R)
• M34: 82,690,821 km (0.114 R)
• M35: 87,590,152 km (0.058 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 18,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit