🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.95 AU - 1.07 AU

Year: 391 Days

Day: 36.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.17 AU - 1.37 AU

Year: 551 Days

Day: 36.9 Hours

Environment

Temp: -28 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,236,760 km

• M1: 146,307 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.74 AU - 1.94 AU

Year: 961 Days

Day: 38.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,236,760 km

• M1: 28,274 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.85 AU - 2.75 AU

Year: 1343 Days

Day: 35.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.23 AU - 3.39 AU

Year: 2319 Days

Day: 29.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.97 AU - 4.09 AU

Year: 2553 Days

Day: 24.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,236,760 km

• M1: 452,085 km (0.038 R)

Asteroid Belt

Center: 3.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.4

Radius: 11.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.94 AU - 4.46 AU

Year: 3314 Days

Day: 11.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,236,760 km

• M1: 147,504 km (0.102 R)
• M2: 538,253 km (0.088 R)
• M3: 1,002,755 km (0.049 R)
• M4: 1,388,268 km (0.044 R)
• M5: 2,208,065 km (0.064 R)
• M6: 2,878,562 km (0.111 R)
• M7: 3,543,076 km (0.097 R)
• M8: 4,667,304 km (0.076 R)
• M9: 6,544,308 km (0.082 R)
• M10: 7,353,184 km (0.071 R)
• M11: 8,227,584 km (0.117 R)
• M12: 8,784,686 km (0.119 R)
• M13: 9,974,438 km (0.1 R)
• M14: 11,306,457 km (0.118 R)
• M15: 11,801,477 km (0.085 R)
• M16: 12,311,007 km (0.054 R)
• M17: 12,876,038 km (0.105 R)
• M18: 14,855,368 km (0.061 R)
• M19: 15,449,720 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.1

Radius: 13.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.09 AU - 6.69 AU

Year: 5504 Days

Day: 6.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,236,760 km

• M1: 167,699 km (0.12 R)
• M2: 659,278 km (0.046 R)
• M3: 1,734,288 km (0.082 R)
• M4: 2,151,816 km (0.112 R)
• M5: 4,743,898 km (0.061 R)
• M6: 5,958,184 km (0.054 R)
• M7: 7,083,908 km (0.079 R)
• M8: 7,631,586 km (0.06 R)
• M9: 8,276,801 km (0.083 R)
• M10: 8,848,265 km (0.097 R)
• M11: 9,638,292 km (0.111 R)
• M12: 10,805,753 km (0.117 R)
• M13: 11,315,733 km (0.082 R)
• M14: 12,895,486 km (0.063 R)
• M15: 15,137,061 km (0.058 R)
• M16: 15,561,171 km (0.072 R)
• M17: 16,544,627 km (0.12 R)
• M18: 17,337,944 km (0.089 R)
• M19: 19,061,761 km (0.081 R)
• M20: 19,933,767 km (0.105 R)
• M21: 21,423,761 km (0.049 R)
• M22: 23,126,335 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.2

Radius: 7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.56 AU - 13.46 AU

Year: 16024 Days

Day: 22.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,236,760 km

• M1: 88,861 km (0.092 R)
• M2: 1,303,446 km (0.094 R)
• M3: 1,534,126 km (0.092 R)
• M4: 2,455,350 km (0.082 R)
• M5: 3,182,545 km (0.09 R)
• M6: 4,342,976 km (0.094 R)
• M7: 6,944,632 km (0.118 R)
• M8: 9,592,963 km (0.059 R)
• M9: 11,326,803 km (0.074 R)
• M10: 14,598,508 km (0.112 R)
• M11: 16,609,852 km (0.098 R)
• M12: 17,935,438 km (0.109 R)
• M13: 18,335,014 km (0.047 R)
• M14: 19,810,797 km (0.075 R)
• M15: 20,921,113 km (0.052 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 18,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit