🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.47 AU - 0.53 AU

Year: 128 Days

Day: 36.1 Hours

Environment

Temp: 242 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,679,277 km

• M1: 49,517 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.63 AU - 0.65 AU

Year: 185 Days

Day: 37.7 Hours

Environment

Temp: 188 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.63 AU - 0.85 AU

Year: 230 Days

Day: 14.6 Hours

Environment

Temp: 153 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.63 AU - 1.05 AU

Year: 278 Days

Day: 23 Hours

Environment

Temp: 150 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.84 AU - 0.9 AU

Year: 293 Days

Day: 18.1 Hours

Environment

Temp: 122 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.23 AU - 1.81 AU

Year: 678 Days

Day: 36.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.5 AU - 2.84 AU

Year: 1578 Days

Day: 37.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.4

Radius: 10.3

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.1 AU - 9.42 AU

Year: 9377 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,679,277 km

• M1: 128,205 km (0.095 R)
• M2: 1,365,529 km (0.092 R)
• M3: 1,750,445 km (0.093 R)
• M4: 2,207,765 km (0.074 R)
• M5: 2,948,125 km (0.11 R)
• M6: 3,552,201 km (0.088 R)
• M7: 4,051,410 km (0.073 R)
• M8: 8,006,777 km (0.091 R)
• M9: 8,911,695 km (0.036 R)
• M10: 9,365,874 km (0.108 R)
• M11: 9,693,044 km (0.094 R)
• M12: 16,971,430 km (0.068 R)
• M13: 18,976,340 km (0.102 R)
• M14: 22,605,136 km (0.111 R)
• M15: 24,493,959 km (0.065 R)
• M16: 26,953,048 km (0.095 R)
• M17: 27,330,783 km (0.092 R)
• M18: 37,378,225 km (0.08 R)
• M19: 38,322,187 km (0.102 R)
• M20: 39,282,007 km (0.087 R)

Asteroid Belt

Center: 11.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.1

Radius: 4.8

Gravity: 41.8 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.48 AU - 15.7 AU

Year: 20155 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 85,679,277 km

• M1: 59,839 km (0.103 R)
• M2: 337,194 km (0.118 R)
• M3: 863,928 km (0.097 R)
• M4: 2,918,206 km (0.108 R)
• M5: 3,080,968 km (0.1 R)
• M6: 3,699,256 km (0.117 R)
• M7: 4,467,292 km (0.111 R)
• M8: 6,772,445 km (0.092 R)
• M9: 7,706,834 km (0.103 R)
• M10: 8,124,810 km (0.059 R)
• M11: 11,086,399 km (0.063 R)
• M12: 11,754,503 km (0.055 R)
• M13: 12,029,165 km (0.118 R)
• M14: 14,617,657 km (0.092 R)
• M15: 16,507,227 km (0.058 R)
• M16: 17,113,099 km (0.089 R)
• M17: 17,644,171 km (0.104 R)
• M18: 17,913,747 km (0.079 R)
• M19: 19,589,392 km (0.118 R)
• M20: 19,781,925 km (0.09 R)
• M21: 23,464,576 km (0.045 R)
• M22: 24,009,710 km (0.107 R)
• M23: 24,451,922 km (0.104 R)
• M24: 25,810,869 km (0.049 R)
• M25: 27,821,165 km (0.027 R)
• M26: 31,751,400 km (0.089 R)
• M27: 35,462,774 km (0.102 R)
• M28: 37,201,250 km (0.062 R)
• M29: 39,606,485 km (0.068 R)
• M30: 41,004,028 km (0.094 R)
• M31: 42,594,852 km (0.118 R)
• M32: 49,370,588 km (0.093 R)
• M33: 51,535,120 km (0.095 R)
• M34: 67,166,452 km (0.11 R)
• M35: 80,151,846 km (0.065 R)
• M36: 80,397,785 km (0.116 R)
• M37: 82,633,825 km (0.04 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 18,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit