🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.53 AU - 0.57 AU

Year: 143 Days

Day: 19.9 Hours

Environment

Temp: 258 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,237,181 km

• M1: 90,357 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.5 AU - 0.82 AU

Year: 188 Days

Day: 25.3 Hours

Environment

Temp: 216 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.91 AU - 0.95 AU

Year: 314 Days

Day: 37.6 Hours

Environment

Temp: 121 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,237,181 km

• M1: 32,612 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.16 AU - 1.26 AU

Year: 466 Days

Day: 22.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.26 AU - 1.86 AU

Year: 682 Days

Day: 22.6 Hours

Environment

Temp: -20 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,237,181 km

• M1: 185,801 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.77 AU - 2.37 AU

Year: 1042 Days

Day: 15.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.9

Radius: 10.4

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.93 AU - 13.69 AU

Year: 14199 Days

Day: 9.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,237,181 km

• M1: 197,469 km (0.084 R)
• M2: 988,692 km (0.112 R)
• M3: 1,357,301 km (0.099 R)
• M4: 2,400,896 km (0.071 R)
• M5: 7,383,253 km (0.073 R)
• M6: 10,048,190 km (0.098 R)
• M7: 13,586,030 km (0.093 R)
• M8: 16,915,480 km (0.104 R)
• M9: 22,341,395 km (0.077 R)
• M10: 26,938,687 km (0.097 R)
• M11: 31,922,989 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.3

Radius: 6.1

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.88 AU - 23.34 AU

Year: 30380 Days

Day: 17 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,237,181 km

• M1: 76,744 km (0.065 R)
• M2: 467,643 km (0.075 R)
• M3: 1,211,892 km (0.119 R)
• M4: 1,502,411 km (0.091 R)
• M5: 1,800,859 km (0.071 R)
• M6: 2,034,830 km (0.093 R)
• M7: 2,493,797 km (0.112 R)
• M8: 3,127,194 km (0.102 R)
• M9: 4,424,656 km (0.111 R)
• M10: 4,671,493 km (0.087 R)
• M11: 5,628,769 km (0.027 R)
• M12: 6,218,783 km (0.09 R)
• M13: 7,670,631 km (0.042 R)
• M14: 11,887,346 km (0.037 R)
• M15: 15,345,002 km (0.082 R)
• M16: 16,158,365 km (0.118 R)
• M17: 17,258,358 km (0.078 R)
• M18: 17,959,673 km (0.074 R)
• M19: 22,883,089 km (0.085 R)
• M20: 23,197,992 km (0.095 R)
• M21: 25,595,597 km (0.071 R)
• M22: 28,636,174 km (0.088 R)
• M23: 29,370,550 km (0.087 R)
• M24: 39,037,265 km (0.11 R)
• M25: 43,208,353 km (0.074 R)
• M26: 56,907,180 km (0.056 R)
• M27: 57,485,226 km (0.109 R)
• M28: 65,358,562 km (0.03 R)
• M29: 68,786,298 km (0.052 R)
• M30: 69,004,411 km (0.117 R)
• M31: 81,237,179 km (0.12 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 16,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit