🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.06 AU - 1.6 AU

Year: 647 Days

Day: 35.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,597,828 km

• M1: 32,612 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.35 AU - 1.67 AU

Year: 783 Days

Day: 14.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.73 AU - 1.77 AU

Year: 976 Days

Day: 24.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,597,828 km

• M1: 784,641 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.81 AU - 2.49 AU

Year: 1330 Days

Day: 32.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.36 AU - 3.34 AU

Year: 2029 Days

Day: 41.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,597,828 km

• M1: 40,990 km (0.114 R)

Asteroid Belt

Center: 3.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.1

Radius: 9.5

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.09 AU - 4.69 AU

Year: 3236 Days

Day: 6.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,597,828 km

• M1: 118,482 km (0.1 R)
• M2: 668,104 km (0.101 R)
• M3: 1,096,852 km (0.087 R)
• M4: 1,403,527 km (0.082 R)
• M5: 1,796,222 km (0.056 R)
• M6: 3,362,960 km (0.103 R)
• M7: 4,040,938 km (0.089 R)
• M8: 4,624,968 km (0.051 R)
• M9: 6,421,937 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.9

Radius: 13.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.79 AU - 6.27 AU

Year: 5485 Days

Day: 9.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,597,828 km

• M1: 165,455 km (0.106 R)
• M2: 739,163 km (0.098 R)
• M3: 1,431,053 km (0.114 R)
• M4: 1,865,485 km (0.109 R)
• M5: 2,956,952 km (0.103 R)
• M6: 5,035,913 km (0.098 R)
• M7: 5,946,815 km (0.111 R)
• M8: 6,365,389 km (0.098 R)
• M9: 6,900,202 km (0.083 R)
• M10: 7,988,377 km (0.087 R)
• M11: 8,462,153 km (0.108 R)
• M12: 15,824,612 km (0.08 R)
• M13: 18,019,064 km (0.08 R)
• M14: 20,680,110 km (0.057 R)
• M15: 21,645,914 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.8

Radius: 12.3

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.74 AU - 9.94 AU

Year: 10158 Days

Day: 6.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,597,828 km

• M1: 153,338 km (0.118 R)
• M2: 810,372 km (0.028 R)
• M3: 2,219,135 km (0.088 R)
• M4: 4,523,241 km (0.07 R)
• M5: 5,356,950 km (0.111 R)
• M6: 7,398,063 km (0.114 R)
• M7: 9,418,383 km (0.091 R)
• M8: 10,999,782 km (0.077 R)
• M9: 11,783,076 km (0.105 R)
• M10: 12,652,539 km (0.119 R)
• M11: 13,306,880 km (0.068 R)
• M12: 19,446,078 km (0.113 R)
• M13: 20,182,099 km (0.109 R)
• M14: 22,721,074 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.9

Radius: 7.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 12.12 AU - 14.78 AU

Year: 20804 Days

Day: 15.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,597,828 km

• M1: 89,759 km (0.117 R)
• M2: 487,539 km (0.074 R)
• M3: 806,033 km (0.098 R)
• M4: 1,162,375 km (0.108 R)
• M5: 2,675,259 km (0.059 R)
• M6: 3,273,501 km (0.086 R)
• M7: 5,894,455 km (0.113 R)
• M8: 7,887,249 km (0.078 R)
• M9: 8,864,721 km (0.075 R)
• M10: 9,458,475 km (0.081 R)
• M11: 9,816,762 km (0.1 R)
• M12: 13,654,396 km (0.119 R)
• M13: 19,352,429 km (0.102 R)
• M14: 22,088,126 km (0.027 R)
• M15: 24,974,317 km (0.117 R)
• M16: 25,956,577 km (0.104 R)
• M17: 27,168,918 km (0.064 R)
• M18: 27,477,838 km (0.061 R)
• M19: 29,924,361 km (0.112 R)
• M20: 30,808,185 km (0.102 R)
• M21: 35,613,419 km (0.116 R)
• M22: 37,235,359 km (0.06 R)
• M23: 46,971,338 km (0.103 R)
• M24: 52,499,578 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 12,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit