🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.54 AU - 0.7 AU

Year: 186 Days

Day: 26.9 Hours

Environment

Temp: 201 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.79 AU - 0.95 AU

Year: 309 Days

Day: 41.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 24.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,753,366 km

• M1: 540,946 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.74 AU - 1.02 AU

Year: 314 Days

Day: 23.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.92 AU - 1.46 AU

Year: 494 Days

Day: 31.9 Hours

Environment

Temp: -26 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,753,366 km

• M1: 41,289 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.13 AU - 1.65 AU

Year: 624 Days

Day: 20.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,753,366 km

• M1: 93,199 km (0.09 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.59 AU - 3.07 AU

Year: 1813 Days

Day: 44.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 118.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,753,366 km

• M1: 574,456 km (0.092 R)

Asteroid Belt

Center: 7.5 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.4

Radius: 7.3

Gravity: 17.2 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.22 AU - 15.12 AU

Year: 16167 Days

Day: 18.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 149.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,753,366 km

• M1: 91,105 km (0.089 R)
• M2: 763,697 km (0.086 R)
• M3: 1,443,021 km (0.097 R)
• M4: 2,255,487 km (0.067 R)
• M5: 2,847,147 km (0.089 R)
• M6: 3,179,553 km (0.06 R)
• M7: 3,424,744 km (0.119 R)
• M8: 4,015,356 km (0.032 R)
• M9: 6,113,167 km (0.115 R)
• M10: 6,493,894 km (0.12 R)
• M11: 7,209,720 km (0.109 R)
• M12: 7,491,263 km (0.104 R)
• M13: 8,126,755 km (0.06 R)
• M14: 9,448,751 km (0.115 R)
• M15: 9,786,394 km (0.12 R)
• M16: 13,547,434 km (0.07 R)
• M17: 31,736,739 km (0.118 R)
• M18: 37,854,844 km (0.095 R)
• M19: 39,137,346 km (0.072 R)
• M20: 49,946,690 km (0.06 R)
• M21: 51,661,829 km (0.117 R)
• M22: 69,744,023 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 15,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit