🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.62 AU - 0.66 AU

Year: 182 Days

Day: 29.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,200,235 km

• M1: 102,624 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.56 AU - 0.78 AU

Year: 195 Days

Day: 35.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.6 AU - 0.96 AU

Year: 244 Days

Day: 27.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.27 AU - 1.53 AU

Year: 588 Days

Day: 16.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,200,235 km

• M1: 172,935 km (0.068 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.8 AU - 2.34 AU

Year: 1057 Days

Day: 18.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,200,235 km

• M1: 1,593,816 km (0.036 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.3 AU - 2.76 AU

Year: 1428 Days

Day: 41.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.2

Radius: 7.7

Gravity: 12.48 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 13.12 AU - 19.72 AU

Year: 23605 Days

Day: 18.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,200,235 km

• M1: 95,743 km (0.117 R)
• M2: 562,638 km (0.074 R)
• M3: 1,489,696 km (0.099 R)
• M4: 1,829,283 km (0.037 R)
• M5: 2,424,084 km (0.045 R)
• M6: 5,796,768 km (0.099 R)
• M7: 9,430,949 km (0.084 R)
• M8: 9,728,798 km (0.106 R)
• M9: 10,788,998 km (0.115 R)
• M10: 11,313,788 km (0.042 R)
• M11: 15,639,859 km (0.075 R)
• M12: 17,090,958 km (0.087 R)
• M13: 18,816,420 km (0.091 R)
• M14: 19,480,485 km (0.095 R)
• M15: 20,159,959 km (0.088 R)
• M16: 21,158,076 km (0.111 R)
• M17: 27,484,121 km (0.07 R)
• M18: 30,100,887 km (0.082 R)
• M19: 33,426,896 km (0.078 R)
• M20: 37,137,671 km (0.118 R)
• M21: 43,204,912 km (0.107 R)
• M22: 43,862,245 km (0.051 R)
• M23: 55,499,015 km (0.073 R)
• M24: 61,295,035 km (0.111 R)
• M25: 62,542,531 km (0.116 R)
• M26: 64,232,090 km (0.095 R)
• M27: 66,604,562 km (0.081 R)
• M28: 69,707,821 km (0.103 R)
• M29: 78,858,274 km (0.112 R)
• M30: 79,593,697 km (0.11 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 17,105 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit