🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.54 AU - 0.68 AU

Year: 171 Days

Day: 34.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.66 AU - 1.02 AU

Year: 276 Days

Day: 45.8 Hours

Environment

Temp: 109 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 21,281,386 km

• M1: 38,147 km (0.093 R)
• M2: 102,175 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.23 AU - 1.47 AU

Year: 562 Days

Day: 31.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 46.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 21,281,386 km

• M1: 486,642 km (0.112 R)
• M2: 1,191,098 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.66 AU - 1.98 AU

Year: 879 Days

Day: 16.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.37 AU - 5.41 AU

Year: 3294 Days

Day: 14.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,281,386 km

• M1: 87,216 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 14.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.39 AU - 5.63 AU

Year: 4632 Days

Day: 8.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,281,386 km

• M1: 184,155 km (0.058 R)
• M2: 835,654 km (0.079 R)
• M3: 1,422,676 km (0.067 R)
• M4: 2,244,566 km (0.086 R)
• M5: 2,869,437 km (0.087 R)
• M6: 3,440,601 km (0.066 R)
• M7: 4,980,113 km (0.041 R)
• M8: 6,191,257 km (0.113 R)
• M9: 8,976,321 km (0.098 R)
• M10: 10,092,770 km (0.108 R)
• M11: 10,724,971 km (0.036 R)
• M12: 13,712,590 km (0.085 R)
• M13: 17,609,016 km (0.105 R)
• M14: 19,718,944 km (0.072 R)
• M15: 20,961,504 km (0.07 R)
• M16: 21,731,783 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20

Radius: 4.8

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 11.28 AU - 15.26 AU

Year: 17313 Days

Day: 23.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,281,386 km

• M1: 59,690 km (0.079 R)
• M2: 496,216 km (0.117 R)
• M3: 1,009,187 km (0.118 R)
• M4: 1,879,847 km (0.054 R)
• M5: 2,125,337 km (0.1 R)
• M6: 2,728,366 km (0.087 R)
• M7: 2,941,543 km (0.106 R)
• M8: 3,928,141 km (0.12 R)
• M9: 4,948,099 km (0.082 R)
• M10: 13,463,958 km (0.075 R)
• M11: 14,179,335 km (0.089 R)
• M12: 18,254,680 km (0.084 R)
• M13: 21,090,906 km (0.049 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 15,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit