🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.64 AU - 0.8 AU

Year: 223 Days

Day: 45.9 Hours

Environment

Temp: 104 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.8 AU - 0.8 AU

Year: 261 Days

Day: 27.8 Hours

Environment

Temp: 99 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,683,127 km

• M1: 57,296 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1 AU - 1.46 AU

Year: 498 Days

Day: 40.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,683,127 km

• M1: 26,180 km (0.048 R)
• M2: 84,224 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.54 AU - 3.02 AU

Year: 1693 Days

Day: 26.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,683,127 km

• M1: 2,215,395 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.51 AU - 3.27 AU

Year: 1794 Days

Day: 41.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.62 AU - 5.26 AU

Year: 3417 Days

Day: 14.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.9

Radius: 3.8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 15.87 AU - 19.67 AU

Year: 27360 Days

Day: 22.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,683,127 km

• M1: 89,759 km (0.044 R)
• M2: 336,745 km (0.113 R)
• M3: 456,423 km (0.098 R)
• M4: 667,057 km (0.1 R)
• M5: 2,924,190 km (0.03 R)
• M6: 3,106,250 km (0.108 R)
• M7: 3,493,260 km (0.087 R)
• M8: 5,135,097 km (0.104 R)
• M9: 6,289,094 km (0.076 R)
• M10: 9,882,884 km (0.108 R)
• M11: 10,876,214 km (0.053 R)
• M12: 11,148,183 km (0.029 R)
• M13: 12,636,682 km (0.117 R)
• M14: 13,366,420 km (0.07 R)
• M15: 17,218,715 km (0.08 R)
• M16: 17,513,872 km (0.1 R)
• M17: 19,675,561 km (0.1 R)
• M18: 23,151,916 km (0.094 R)
• M19: 43,824,846 km (0.094 R)
• M20: 44,513,146 km (0.105 R)
• M21: 47,338,451 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 11,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit