🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.52 AU - 0.58 AU

Year: 147 Days

Day: 15.3 Hours

Environment

Temp: 195 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.52 AU - 0.74 AU

Year: 180 Days

Day: 43.7 Hours

Environment

Temp: 226 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.6 AU - 0.66 AU

Year: 180 Days

Day: 47.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.97 AU - 1.03 AU

Year: 360 Days

Day: 44.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.52 AU - 2.36 AU

Year: 972 Days

Day: 37.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.51 AU - 2.45 AU

Year: 1003 Days

Day: 18 Hours

Environment

Temp: -54 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.42 AU - 2.94 AU

Year: 1579 Days

Day: 45.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.3

Radius: 12.2

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.62 AU - 7.1 AU

Year: 6466 Days

Day: 9.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 103,186,959 km

• M1: 151,692 km (0.117 R)
• M2: 576,849 km (0.109 R)
• M3: 990,787 km (0.106 R)
• M4: 1,405,921 km (0.096 R)
• M5: 1,839,306 km (0.108 R)
• M6: 2,552,289 km (0.086 R)
• M7: 3,508,369 km (0.114 R)
• M8: 3,899,717 km (0.118 R)
• M9: 5,195,384 km (0.112 R)
• M10: 6,383,790 km (0.08 R)
• M11: 7,150,479 km (0.051 R)
• M12: 7,860,919 km (0.045 R)
• M13: 8,414,282 km (0.078 R)
• M14: 9,249,636 km (0.109 R)
• M15: 11,232,556 km (0.106 R)
• M16: 12,245,483 km (0.106 R)
• M17: 15,650,480 km (0.102 R)
• M18: 16,719,806 km (0.082 R)
• M19: 17,503,400 km (0.105 R)
• M20: 21,336,247 km (0.108 R)
• M21: 22,571,476 km (0.096 R)
• M22: 22,967,163 km (0.108 R)
• M23: 28,265,919 km (0.059 R)
• M24: 30,231,037 km (0.091 R)
• M25: 30,615,354 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.4

Radius: 3.1

Gravity: 74.96 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 17.75 AU - 21.09 AU

Year: 30800 Days

Day: 21.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,186,959 km

• M1: 39,195 km (0.115 R)
• M2: 437,723 km (0.084 R)
• M3: 927,208 km (0.116 R)
• M4: 1,979,928 km (0.092 R)
• M5: 2,091,528 km (0.042 R)
• M6: 2,302,910 km (0.089 R)
• M7: 2,401,345 km (0.099 R)
• M8: 4,057,094 km (0.077 R)
• M9: 4,348,361 km (0.11 R)
• M10: 4,461,009 km (0.111 R)
• M11: 5,179,078 km (0.086 R)
• M12: 5,879,196 km (0.075 R)
• M13: 6,063,501 km (0.092 R)
• M14: 7,044,115 km (0.072 R)
• M15: 7,571,896 km (0.085 R)
• M16: 7,790,309 km (0.077 R)
• M17: 10,210,204 km (0.073 R)
• M18: 10,409,618 km (0.115 R)
• M19: 11,023,418 km (0.109 R)
• M20: 15,833,738 km (0.044 R)
• M21: 19,545,859 km (0.064 R)
• M22: 22,207,355 km (0.069 R)
• M23: 24,980,301 km (0.081 R)
• M24: 26,449,502 km (0.093 R)
• M25: 34,815,464 km (0.065 R)
• M26: 36,028,403 km (0.082 R)
• M27: 43,380,391 km (0.102 R)
• M28: 44,254,192 km (0.071 R)
• M29: 46,217,813 km (0.086 R)
• M30: 48,052,482 km (0.088 R)
• M31: 53,446,831 km (0.097 R)
• M32: 54,450,783 km (0.069 R)
• M33: 57,537,735 km (0.072 R)
• M34: 63,608,416 km (0.116 R)
• M35: 67,029,570 km (0.114 R)
• M36: 74,235,550 km (0.025 R)
• M37: 76,240,760 km (0.083 R)
• M38: 77,512,192 km (0.116 R)
• M39: 94,762,771 km (0.105 R)
• M40: 100,426,995 km (0.071 R)
• M41: 101,341,338 km (0.095 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 19,874 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit