🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.49 AU - 0.57 AU

Year: 143 Days

Day: 38.4 Hours

Environment

Temp: 165 °C

Axial Tilt: 44.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,111,430 km

• M1: 34,108 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.48 AU - 0.64 AU

Year: 155 Days

Day: 16 Hours

Environment

Temp: 172 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.57 AU - 0.73 AU

Year: 194 Days

Day: 46 Hours

Environment

Temp: 121 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.91 AU - 1.43 AU

Year: 469 Days

Day: 29.8 Hours

Environment

Temp: -11 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,111,430 km

• M1: 582,385 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.97 AU - 1.47 AU

Year: 500 Days

Day: 27.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.78 AU - 1.98 AU

Year: 956 Days

Day: 16.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 108.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,111,430 km

• M1: 44,730 km (0.078 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.01 AU - 2.05 AU

Year: 1073 Days

Day: 43.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,111,430 km

• M1: 29,920 km (0.076 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.87 AU - 2.99 AU

Year: 1860 Days

Day: 24.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.4

Radius: 9.4

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 10.04 AU - 13.34 AU

Year: 14823 Days

Day: 7.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,111,430 km

• M1: 118,182 km (0.111 R)
• M2: 645,216 km (0.094 R)
• M3: 1,649,017 km (0.102 R)
• M4: 2,395,810 km (0.073 R)
• M5: 2,814,534 km (0.07 R)
• M6: 7,371,585 km (0.089 R)
• M7: 8,801,441 km (0.059 R)
• M8: 10,305,049 km (0.12 R)
• M9: 11,253,051 km (0.067 R)
• M10: 12,901,171 km (0.075 R)
• M11: 13,628,067 km (0.054 R)
• M12: 15,097,268 km (0.115 R)
• M13: 21,698,274 km (0.101 R)
• M14: 22,037,262 km (0.037 R)
• M15: 24,970,129 km (0.114 R)
• M16: 27,953,260 km (0.053 R)
• M17: 29,169,341 km (0.107 R)
• M18: 31,706,521 km (0.096 R)
• M19: 34,502,056 km (0.118 R)
• M20: 34,964,164 km (0.106 R)
• M21: 39,814,426 km (0.085 R)
• M22: 41,873,940 km (0.09 R)
• M23: 42,929,951 km (0.051 R)
• M24: 45,509,019 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408

Radius: 6.9

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 18.45 AU - 19.95 AU

Year: 31200 Days

Day: 16.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,111,430 km

• M1: 93,199 km (0.063 R)
• M2: 359,035 km (0.083 R)
• M3: 604,375 km (0.093 R)
• M4: 882,478 km (0.1 R)
• M5: 2,800,323 km (0.034 R)
• M6: 4,032,859 km (0.101 R)
• M7: 5,347,376 km (0.086 R)
• M8: 5,591,520 km (0.119 R)
• M9: 8,189,137 km (0.104 R)
• M10: 9,247,243 km (0.062 R)
• M11: 13,332,910 km (0.098 R)
• M12: 14,792,237 km (0.075 R)
• M13: 24,259,987 km (0.043 R)
• M14: 41,224,236 km (0.062 R)
• M15: 44,462,133 km (0.075 R)
• M16: 45,297,188 km (0.105 R)
• M17: 46,313,257 km (0.065 R)
• M18: 69,728,465 km (0.049 R)
• M19: 71,309,565 km (0.07 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 16,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit