🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.63 AU - 0.71 AU

Year: 196 Days

Day: 15.4 Hours

Environment

Temp: 150 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,217,029 km

• M1: 255,812 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.84 AU - 1.36 AU

Year: 413 Days

Day: 28.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 43,217,029 km

• M1: 206,595 km (0.056 R)
• M2: 664,663 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.17 AU - 1.23 AU

Year: 471 Days

Day: 41.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.35 AU - 1.53 AU

Year: 619 Days

Day: 38.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.07 AU - 2.43 AU

Year: 1209 Days

Day: 44.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,217,029 km

• M1: 797,656 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.99 AU - 2.75 AU

Year: 1307 Days

Day: 26.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.4 AU - 2.96 AU

Year: 1571 Days

Day: 24.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.1

Radius: 12.3

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.73 AU - 12.55 AU

Year: 15150 Days

Day: 8.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,217,029 km

• M1: 154,535 km (0.099 R)
• M2: 637,885 km (0.094 R)
• M3: 2,052,483 km (0.029 R)
• M4: 4,090,006 km (0.117 R)
• M5: 4,761,850 km (0.076 R)
• M6: 5,981,372 km (0.086 R)
• M7: 6,404,883 km (0.073 R)
• M8: 7,707,581 km (0.099 R)
• M9: 9,029,727 km (0.032 R)
• M10: 9,850,122 km (0.049 R)
• M11: 12,119,073 km (0.081 R)
• M12: 13,375,546 km (0.109 R)
• M13: 14,169,910 km (0.116 R)
• M14: 21,341,931 km (0.116 R)
• M15: 21,789,528 km (0.119 R)
• M16: 27,450,910 km (0.037 R)
• M17: 37,931,737 km (0.094 R)
• M18: 42,130,800 km (0.096 R)
• M19: 50,484,045 km (0.086 R)
• M20: 54,545,478 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.4

Radius: 3.5

Gravity: 13.83 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 10.29 AU - 16.15 AU

Year: 17216 Days

Day: 23.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,217,029 km

• M1: 46,974 km (0.068 R)
• M2: 175,179 km (0.109 R)
• M3: 299,495 km (0.097 R)
• M4: 1,042,996 km (0.088 R)
• M5: 1,232,686 km (0.043 R)
• M6: 1,444,966 km (0.106 R)
• M7: 2,091,528 km (0.108 R)
• M8: 3,219,346 km (0.112 R)
• M9: 3,357,724 km (0.101 R)
• M10: 3,500,141 km (0.062 R)
• M11: 4,164,206 km (0.111 R)
• M12: 5,838,207 km (0.102 R)
• M13: 6,079,059 km (0.082 R)
• M14: 6,219,681 km (0.083 R)
• M15: 9,322,491 km (0.078 R)
• M16: 9,747,049 km (0.116 R)
• M17: 9,988,351 km (0.113 R)
• M18: 14,537,023 km (0.108 R)
• M19: 14,979,384 km (0.1 R)
• M20: 16,360,173 km (0.086 R)
• M21: 18,403,380 km (0.088 R)
• M22: 18,920,989 km (0.103 R)
• M23: 27,217,986 km (0.066 R)
• M24: 34,435,485 km (0.059 R)
• M25: 36,593,734 km (0.064 R)
• M26: 37,293,702 km (0.103 R)
• M27: 39,813,529 km (0.116 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 11,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit