🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.68 AU - 0.86 AU

Year: 256 Days

Day: 27.3 Hours

Environment

Temp: 169 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.93 AU - 1.47 AU

Year: 498 Days

Day: 27.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,832,046 km

• M1: 723,455 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.37 AU - 1.53 AU

Year: 661 Days

Day: 20 Hours

Environment

Temp: -40 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,832,046 km

• M1: 1,088,175 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.58 AU - 2.18 AU

Year: 976 Days

Day: 37.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.24 AU - 2.24 AU

Year: 1270 Days

Day: 23.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,832,046 km

• M1: 48,619 km (0.107 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.21 AU - 4.99 AU

Year: 3144 Days

Day: 21.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.2

Radius: 10

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.54 AU - 5.34 AU

Year: 4159 Days

Day: 11.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,832,046 km

• M1: 127,158 km (0.094 R)
• M2: 763,248 km (0.107 R)
• M3: 3,842,571 km (0.07 R)
• M4: 4,168,694 km (0.117 R)
• M5: 11,279,530 km (0.099 R)
• M6: 12,037,991 km (0.072 R)
• M7: 13,423,267 km (0.098 R)
• M8: 13,797,412 km (0.117 R)
• M9: 15,061,813 km (0.044 R)
• M10: 17,264,941 km (0.043 R)
• M11: 19,614,974 km (0.084 R)
• M12: 20,097,128 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.6

Radius: 9.9

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 11.62 AU - 11.86 AU

Year: 15235 Days

Day: 10.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,832,046 km

• M1: 137,480 km (0.08 R)
• M2: 1,037,760 km (0.112 R)
• M3: 1,492,239 km (0.095 R)
• M4: 1,813,874 km (0.108 R)
• M5: 2,328,341 km (0.087 R)
• M6: 2,641,001 km (0.109 R)
• M7: 4,444,702 km (0.081 R)
• M8: 5,284,096 km (0.089 R)
• M9: 5,971,349 km (0.034 R)
• M10: 6,487,012 km (0.074 R)
• M11: 7,481,838 km (0.106 R)
• M12: 9,573,217 km (0.081 R)
• M13: 10,436,396 km (0.083 R)
• M14: 13,092,955 km (0.107 R)
• M15: 15,073,781 km (0.118 R)
• M16: 15,410,974 km (0.046 R)
• M17: 17,615,448 km (0.028 R)
• M18: 19,860,763 km (0.103 R)
• M19: 22,377,597 km (0.065 R)
• M20: 23,172,411 km (0.086 R)
• M21: 39,083,790 km (0.104 R)
• M22: 39,465,414 km (0.087 R)
• M23: 40,106,890 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 13,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit