🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.49 AU - 0.61 AU

Year: 150 Days

Day: 14.8 Hours

Environment

Temp: 216 °C

Axial Tilt: 43.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.58 AU - 0.66 AU

Year: 179 Days

Day: 29.3 Hours

Environment

Temp: 199 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.58 AU - 0.82 AU

Year: 215 Days

Day: 43.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.32 AU - 1.46 AU

Year: 602 Days

Day: 36.8 Hours

Environment

Temp: -31 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,800,685 km

• M1: 42,635 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.26 AU - 2.48 AU

Year: 1339 Days

Day: 40.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.6

Radius: 13.1

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.09 AU - 7.95 AU

Year: 6111 Days

Day: 6.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,800,685 km

• M1: 163,062 km (0.047 R)
• M2: 705,504 km (0.116 R)
• M3: 1,432,100 km (0.12 R)
• M4: 1,899,893 km (0.069 R)
• M5: 2,515,339 km (0.082 R)
• M6: 3,464,836 km (0.056 R)
• M7: 4,107,359 km (0.051 R)
• M8: 5,169,654 km (0.104 R)
• M9: 6,407,277 km (0.104 R)
• M10: 8,764,341 km (0.11 R)
• M11: 9,387,266 km (0.113 R)
• M12: 11,221,935 km (0.109 R)
• M13: 12,179,211 km (0.036 R)
• M14: 14,607,634 km (0.102 R)
• M15: 15,431,918 km (0.074 R)
• M16: 20,026,069 km (0.1 R)
• M17: 21,108,110 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.9

Radius: 6.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 12.5 AU - 14.64 AU

Year: 18350 Days

Day: 16.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,800,685 km

• M1: 91,404 km (0.104 R)
• M2: 361,428 km (0.085 R)
• M3: 763,099 km (0.036 R)
• M4: 1,061,397 km (0.118 R)
• M5: 1,820,008 km (0.047 R)
• M6: 2,154,509 km (0.117 R)
• M7: 2,775,041 km (0.1 R)
• M8: 3,608,749 km (0.081 R)
• M9: 4,841,585 km (0.094 R)
• M10: 7,231,411 km (0.113 R)
• M11: 9,279,406 km (0.068 R)
• M12: 11,113,327 km (0.074 R)
• M13: 11,596,079 km (0.119 R)
• M14: 20,350,397 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.6

Radius: 3.4

Gravity: 16.14 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 14.68 AU - 18.42 AU

Year: 24716 Days

Day: 24.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 56,800,685 km

• M1: 48,919 km (0.109 R)
• M2: 161,267 km (0.077 R)
• M3: 321,187 km (0.055 R)
• M4: 476,170 km (0.112 R)
• M5: 769,531 km (0.078 R)
• M6: 1,016,966 km (0.116 R)
• M7: 1,605,634 km (0.091 R)
• M8: 1,867,430 km (0.107 R)
• M9: 2,987,769 km (0.112 R)
• M10: 3,868,900 km (0.043 R)
• M11: 4,368,707 km (0.101 R)
• M12: 4,492,274 km (0.087 R)
• M13: 4,682,114 km (0.115 R)
• M14: 7,052,343 km (0.113 R)
• M15: 9,029,428 km (0.057 R)
• M16: 9,179,774 km (0.111 R)
• M17: 9,588,924 km (0.116 R)
• M18: 10,609,032 km (0.111 R)
• M19: 11,002,325 km (0.11 R)
• M20: 13,966,008 km (0.113 R)
• M21: 14,099,749 km (0.091 R)
• M22: 15,131,376 km (0.054 R)
• M23: 20,270,960 km (0.104 R)
• M24: 20,701,952 km (0.087 R)
• M25: 21,404,314 km (0.08 R)
• M26: 23,323,056 km (0.104 R)
• M27: 25,853,504 km (0.076 R)
• M28: 26,873,612 km (0.086 R)
• M29: 28,668,786 km (0.114 R)
• M30: 29,430,688 km (0.111 R)
• M31: 30,094,454 km (0.109 R)
• M32: 32,613,383 km (0.1 R)
• M33: 33,086,112 km (0.056 R)
• M34: 34,287,533 km (0.036 R)
• M35: 37,032,504 km (0.114 R)
• M36: 39,251,340 km (0.119 R)
• M37: 41,281,383 km (0.105 R)
• M38: 53,626,498 km (0.095 R)
• M39: 53,790,607 km (0.079 R)
• M40: 54,450,035 km (0.064 R)
• M41: 55,114,848 km (0.075 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: 501 - 14,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit