🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.64 AU - 0.74 AU

Year: 209 Days

Day: 13.7 Hours

Environment

Temp: 199 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.74 AU - 1 AU

Year: 296 Days

Day: 27.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.48 AU - 3.26 AU

Year: 1776 Days

Day: 40.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,919,475 km

• M1: 122,521 km (0.056 R)
• M2: 962,662 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.39 AU - 3.59 AU

Year: 1888 Days

Day: 17.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,919,475 km

• M1: 40,242 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.23 AU - 4.45 AU

Year: 3302 Days

Day: 18.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.83 AU - 4.95 AU

Year: 3360 Days

Day: 47.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,919,475 km

• M1: 2,549,297 km (0.118 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.06 AU - 5.42 AU

Year: 3769 Days

Day: 28.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.5

Radius: 12.4

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.56 AU - 10.02 AU

Year: 10342 Days

Day: 11.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,919,475 km

• M1: 154,385 km (0.036 R)
• M2: 549,024 km (0.071 R)
• M3: 1,049,279 km (0.111 R)
• M4: 1,499,719 km (0.077 R)
• M5: 2,807,802 km (0.079 R)
• M6: 3,220,393 km (0.075 R)
• M7: 3,774,354 km (0.085 R)
• M8: 5,137,640 km (0.059 R)
• M9: 6,071,878 km (0.04 R)
• M10: 6,806,254 km (0.107 R)
• M11: 8,320,185 km (0.115 R)
• M12: 9,273,871 km (0.063 R)
• M13: 10,708,664 km (0.086 R)
• M14: 11,290,002 km (0.05 R)
• M15: 11,781,281 km (0.074 R)
• M16: 15,297,280 km (0.105 R)
• M17: 16,796,849 km (0.113 R)
• M18: 18,021,158 km (0.107 R)
• M19: 18,768,698 km (0.076 R)
• M20: 21,382,772 km (0.115 R)
• M21: 22,820,108 km (0.112 R)
• M22: 23,695,106 km (0.117 R)
• M23: 24,140,908 km (0.116 R)
• M24: 26,454,738 km (0.119 R)
• M25: 27,128,227 km (0.087 R)
• M26: 29,627,409 km (0.114 R)
• M27: 31,412,112 km (0.088 R)
• M28: 32,276,339 km (0.094 R)
• M29: 34,964,314 km (0.105 R)
• M30: 36,480,937 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.8

Radius: 4.2

Gravity: 36.78 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.51 AU - 20.51 AU

Year: 29087 Days

Day: 20.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,919,475 km

• M1: 52,210 km (0.086 R)
• M2: 382,372 km (0.081 R)
• M3: 531,521 km (0.071 R)
• M4: 689,197 km (0.07 R)
• M5: 1,086,978 km (0.089 R)
• M6: 1,604,736 km (0.044 R)
• M7: 2,202,081 km (0.049 R)
• M8: 5,354,257 km (0.105 R)
• M9: 8,218,608 km (0.109 R)
• M10: 12,694,427 km (0.077 R)
• M11: 12,994,819 km (0.105 R)
• M12: 15,064,206 km (0.032 R)
• M13: 24,367,698 km (0.1 R)
• M14: 30,596,654 km (0.116 R)
• M15: 36,736,450 km (0.11 R)
• M16: 39,852,574 km (0.1 R)
• M17: 53,103,953 km (0.101 R)
• M18: 55,664,171 km (0.114 R)
• M19: 56,468,259 km (0.099 R)
• M20: 64,717,236 km (0.057 R)
• M21: 71,346,516 km (0.119 R)
• M22: 81,470,252 km (0.109 R)
• M23: 83,551,009 km (0.049 R)
• M24: 87,277,343 km (0.034 R)
• M25: 88,634,494 km (0.086 R)
• M26: 95,345,455 km (0.04 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: 500 - 18,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit