🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.72 AU - 0.9 AU

Year: 266 Days

Day: 21.9 Hours

Environment

Temp: 148 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,967,368 km

• M1: 43,832 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.89 AU - 0.97 AU

Year: 328 Days

Day: 20.8 Hours

Environment

Temp: 87 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.81 AU - 1.07 AU

Year: 333 Days

Day: 34.4 Hours

Environment

Temp: 93 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 30,967,368 km

• M1: 171,439 km (0.091 R)
• M2: 331,359 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.28 AU - 1.66 AU

Year: 651 Days

Day: 32.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,967,368 km

• M1: 96,341 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.44 AU - 2.12 AU

Year: 867 Days

Day: 14.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.8

Radius: 14.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.97 AU - 10.41 AU

Year: 9357 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,967,368 km

• M1: 185,801 km (0.115 R)
• M2: 1,811,481 km (0.099 R)
• M3: 3,996,507 km (0.06 R)
• M4: 5,389,562 km (0.057 R)
• M5: 6,053,328 km (0.113 R)
• M6: 7,478,398 km (0.07 R)
• M7: 10,184,922 km (0.114 R)
• M8: 22,412,155 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.9

Radius: 15

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 8.77 AU - 13.31 AU

Year: 13398 Days

Day: 9.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,967,368 km

• M1: 186,549 km (0.109 R)
• M2: 819,796 km (0.078 R)
• M3: 1,483,712 km (0.067 R)
• M4: 1,956,890 km (0.103 R)
• M5: 2,434,556 km (0.102 R)
• M6: 3,301,326 km (0.098 R)
• M7: 5,767,746 km (0.114 R)
• M8: 6,317,368 km (0.079 R)
• M9: 7,557,984 km (0.041 R)
• M10: 8,446,146 km (0.107 R)
• M11: 9,402,825 km (0.094 R)
• M12: 9,950,652 km (0.119 R)
• M13: 12,013,756 km (0.116 R)
• M14: 23,843,956 km (0.105 R)
• M15: 26,744,210 km (0.107 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: 328 - 17,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit