🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.84 AU - 1.06 AU

Year: 330 Days

Day: 28.2 Hours

Environment

Temp: 131 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1 AU - 1.5 AU

Year: 498 Days

Day: 31.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 47.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,974,980 km

• M1: 74,051 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.44 AU - 2 AU

Year: 804 Days

Day: 40.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,974,980 km

• M1: 625,917 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.87 AU - 3.05 AU

Year: 1815 Days

Day: 16.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,974,980 km

• M1: 60,288 km (0.071 R)

Asteroid Belt

Center: 7.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.2

Radius: 13.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.28 AU - 13.82 AU

Year: 14910 Days

Day: 12.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 78.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,974,980 km

• M1: 175,628 km (0.106 R)
• M2: 741,856 km (0.079 R)
• M3: 1,346,979 km (0.1 R)
• M4: 2,456,696 km (0.063 R)
• M5: 2,967,423 km (0.08 R)
• M6: 3,638,071 km (0.082 R)
• M7: 4,751,079 km (0.069 R)
• M8: 5,521,209 km (0.045 R)
• M9: 9,547,785 km (0.108 R)
• M10: 10,493,991 km (0.074 R)
• M11: 11,650,832 km (0.112 R)
• M12: 14,274,778 km (0.067 R)
• M13: 17,863,482 km (0.062 R)
• M14: 20,516,899 km (0.08 R)
• M15: 25,142,166 km (0.114 R)
• M16: 29,013,909 km (0.095 R)
• M17: 30,229,840 km (0.098 R)
• M18: 30,898,543 km (0.084 R)
• M19: 33,469,083 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.2

Radius: 4.8

Gravity: 26.79 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 14.29 AU - 17.21 AU

Year: 22280 Days

Day: 23.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 170.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,974,980 km

• M1: 60,288 km (0.104 R)
• M2: 262,544 km (0.098 R)
• M3: 420,669 km (0.117 R)
• M4: 635,941 km (0.089 R)
• M5: 1,399,189 km (0.098 R)
• M6: 2,106,338 km (0.085 R)
• M7: 2,479,585 km (0.116 R)
• M8: 3,272,154 km (0.113 R)
• M9: 5,864,685 km (0.058 R)
• M10: 17,971,940 km (0.117 R)
• M11: 19,698,449 km (0.048 R)
• M12: 41,380,267 km (0.069 R)
• M13: 44,533,192 km (0.079 R)
• M14: 45,673,427 km (0.102 R)
• M15: 47,673,251 km (0.075 R)
• M16: 48,182,183 km (0.112 R)
• M17: 49,038,481 km (0.12 R)
• M18: 64,152,055 km (0.083 R)
• M19: 68,793,628 km (0.103 R)
• M20: 70,316,235 km (0.098 R)
• M21: 73,654,063 km (0.1 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 19,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit