🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.17 AU - 1.59 AU

Year: 614 Days

Day: 17.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 153.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.72 AU - 1.96 AU

Year: 945 Days

Day: 14.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.13 AU - 3.17 AU

Year: 1634 Days

Day: 47.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.9 AU - 4.14 AU

Year: 2501 Days

Day: 44.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.29 AU - 4.05 AU

Year: 2663 Days

Day: 12.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.9 AU - 4.46 AU

Year: 3237 Days

Day: 23.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.8

Radius: 14

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.36 AU - 7.16 AU

Year: 5932 Days

Day: 5.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,231,053 km

• M1: 216,618 km (0.11 R)
• M2: 663,167 km (0.082 R)
• M3: 2,400,597 km (0.103 R)
• M4: 3,173,270 km (0.05 R)
• M5: 4,147,451 km (0.069 R)
• M6: 5,144,072 km (0.069 R)
• M7: 5,841,198 km (0.1 R)
• M8: 6,516,334 km (0.032 R)
• M9: 7,579,526 km (0.062 R)
• M10: 8,517,504 km (0.102 R)
• M11: 13,933,396 km (0.107 R)
• M12: 16,312,750 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.3

Radius: 10.6

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10 AU - 10 AU

Year: 11977 Days

Day: 6 Hours

Environment

Temp: -171 °C

Axial Tilt: 128.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,231,053 km

• M1: 131,945 km (0.069 R)
• M2: 640,279 km (0.115 R)
• M3: 1,039,256 km (0.116 R)
• M4: 2,835,328 km (0.033 R)
• M5: 3,923,503 km (0.112 R)
• M6: 4,518,304 km (0.106 R)
• M7: 5,816,964 km (0.09 R)
• M8: 7,267,165 km (0.085 R)
• M9: 8,992,478 km (0.118 R)
• M10: 9,328,923 km (0.062 R)
• M11: 10,129,721 km (0.099 R)
• M12: 11,640,510 km (0.094 R)
• M13: 12,273,309 km (0.081 R)
• M14: 12,628,005 km (0.097 R)
• M15: 16,996,562 km (0.119 R)
• M16: 19,518,483 km (0.083 R)
• M17: 21,502,600 km (0.05 R)
• M18: 24,259,838 km (0.046 R)
• M19: 29,823,383 km (0.081 R)
• M20: 31,008,048 km (0.096 R)
• M21: 32,448,227 km (0.096 R)
• M22: 33,586,068 km (0.107 R)
• M23: 36,913,275 km (0.033 R)
• M24: 47,910,663 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.2

Radius: 4.6

Gravity: 34.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 14.5 AU - 18.98 AU

Year: 25941 Days

Day: 22.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,231,053 km

• M1: 57,296 km (0.079 R)
• M2: 321,187 km (0.068 R)
• M3: 551,268 km (0.12 R)
• M4: 730,187 km (0.066 R)
• M5: 1,331,421 km (0.095 R)
• M6: 1,811,630 km (0.075 R)
• M7: 2,496,489 km (0.068 R)
• M8: 2,938,252 km (0.05 R)
• M9: 5,114,901 km (0.09 R)
• M10: 6,886,140 km (0.06 R)
• M11: 8,345,018 km (0.096 R)
• M12: 9,505,299 km (0.035 R)
• M13: 10,507,904 km (0.034 R)
• M14: 17,398,083 km (0.112 R)
• M15: 18,041,503 km (0.101 R)
• M16: 19,180,990 km (0.049 R)
• M17: 21,081,930 km (0.1 R)
• M18: 24,106,949 km (0.095 R)
• M19: 29,813,509 km (0.105 R)
• M20: 31,672,861 km (0.114 R)
• M21: 33,326,815 km (0.06 R)
• M22: 36,358,266 km (0.064 R)
• M23: 36,656,265 km (0.03 R)
• M24: 43,462,819 km (0.115 R)
• M25: 45,675,371 km (0.12 R)
• M26: 52,191,556 km (0.094 R)
• M27: 54,105,810 km (0.099 R)
• M28: 55,473,134 km (0.095 R)
• M29: 55,670,454 km (0.114 R)
• M30: 61,594,978 km (0.074 R)
• M31: 62,018,490 km (0.056 R)
• M32: 64,381,987 km (0.069 R)
• M33: 70,205,982 km (0.082 R)
• M34: 73,720,634 km (0.033 R)
• M35: 75,642,069 km (0.116 R)
• M36: 80,591,664 km (0.085 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 14,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit