🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.52 AU - 0.64 AU

Year: 166 Days

Day: 17.2 Hours

Environment

Temp: 182 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,398,889 km

• M1: 25,432 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.47 AU - 0.77 AU

Year: 183 Days

Day: 34.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,398,889 km

• M1: 68,067 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.91 AU - 1.15 AU

Year: 392 Days

Day: 29.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.04 AU - 1.18 AU

Year: 438 Days

Day: 40 Hours

Environment

Temp: -8 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.9 AU - 1.46 AU

Year: 480 Days

Day: 34.8 Hours

Environment

Temp: -10 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.66 AU - 4.62 AU

Year: 3157 Days

Day: 15.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,398,889 km

• M1: 73,303 km (0.112 R)

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.1

Radius: 12.5

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.16 AU - 6.26 AU

Year: 4456 Days

Day: 10.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,398,889 km

• M1: 158,723 km (0.065 R)
• M2: 557,252 km (0.088 R)
• M3: 1,081,892 km (0.09 R)
• M4: 2,377,709 km (0.072 R)
• M5: 3,395,572 km (0.092 R)
• M6: 5,529,586 km (0.071 R)
• M7: 5,932,603 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 8.4

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.41 AU - 11.27 AU

Year: 10697 Days

Day: 6.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,398,889 km

• M1: 104,569 km (0.076 R)
• M2: 383,569 km (0.058 R)
• M3: 1,374,056 km (0.116 R)
• M4: 1,884,933 km (0.112 R)
• M5: 2,298,422 km (0.111 R)
• M6: 2,684,683 km (0.119 R)
• M7: 3,066,756 km (0.062 R)
• M8: 6,208,012 km (0.054 R)
• M9: 6,478,336 km (0.076 R)
• M10: 7,167,982 km (0.063 R)
• M11: 10,315,072 km (0.087 R)
• M12: 13,949,553 km (0.085 R)
• M13: 15,446,279 km (0.09 R)
• M14: 15,872,484 km (0.1 R)
• M15: 17,349,763 km (0.106 R)
• M16: 17,887,866 km (0.105 R)
• M17: 20,918,719 km (0.081 R)
• M18: 22,329,427 km (0.067 R)
• M19: 23,896,614 km (0.083 R)
• M20: 24,275,695 km (0.03 R)
• M21: 24,658,815 km (0.083 R)
• M22: 24,948,886 km (0.051 R)
• M23: 49,085,006 km (0.084 R)
• M24: 54,786,031 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.9

Radius: 4.6

Gravity: 14.46 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 15.1 AU - 16.78 AU

Year: 23848 Days

Day: 20 Hours

Environment

Temp: -192 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,398,889 km

• M1: 60,737 km (0.078 R)
• M2: 1,947,764 km (0.085 R)
• M3: 4,114,839 km (0.09 R)
• M4: 7,934,372 km (0.086 R)
• M5: 12,674,680 km (0.113 R)
• M6: 16,240,644 km (0.114 R)
• M7: 21,151,344 km (0.11 R)
• M8: 29,195,969 km (0.047 R)
• M9: 35,169,711 km (0.115 R)
• M10: 35,952,856 km (0.111 R)
• M11: 42,347,268 km (0.116 R)
• M12: 56,256,578 km (0.118 R)
• M13: 58,592,998 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 15,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit