🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.45 AU - 0.57 AU

Year: 138 Days

Day: 16.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.5 AU - 0.72 AU

Year: 180 Days

Day: 20.6 Hours

Environment

Temp: 194 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.76 AU - 1.24 AU

Year: 379 Days

Day: 18.8 Hours

Environment

Temp: 11 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.44 AU - 1.6 AU

Year: 710 Days

Day: 36.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.5

Radius: 13.6

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.63 AU - 5.75 AU

Year: 3847 Days

Day: 9.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,501,296 km

• M1: 169,345 km (0.076 R)
• M2: 821,592 km (0.111 R)
• M3: 1,308,383 km (0.103 R)
• M4: 1,781,860 km (0.09 R)
• M5: 2,546,006 km (0.112 R)
• M6: 2,977,746 km (0.066 R)
• M7: 4,173,930 km (0.099 R)
• M8: 4,830,665 km (0.066 R)
• M9: 8,026,973 km (0.107 R)
• M10: 8,928,599 km (0.041 R)
• M11: 10,362,944 km (0.073 R)
• M12: 11,898,715 km (0.06 R)
• M13: 14,588,186 km (0.116 R)
• M14: 15,026,807 km (0.117 R)
• M15: 20,863,069 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.4

Radius: 11

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.84 AU - 7.28 AU

Year: 5650 Days

Day: 11.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,501,296 km

• M1: 138,228 km (0.106 R)
• M2: 609,911 km (0.093 R)
• M3: 1,480,121 km (0.056 R)
• M4: 1,942,828 km (0.114 R)
• M5: 2,359,158 km (0.095 R)
• M6: 3,250,762 km (0.074 R)
• M7: 4,205,944 km (0.08 R)
• M8: 7,043,068 km (0.117 R)
• M9: 8,805,031 km (0.066 R)
• M10: 10,803,958 km (0.046 R)
• M11: 12,909,249 km (0.098 R)
• M12: 16,612,844 km (0.081 R)
• M13: 18,764,211 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.7

Radius: 10.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.45 AU - 7.47 AU

Year: 6954 Days

Day: 14.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,501,296 km

• M1: 125,662 km (0.095 R)
• M2: 708,196 km (0.093 R)
• M3: 1,192,295 km (0.099 R)
• M4: 1,517,521 km (0.071 R)
• M5: 2,461,184 km (0.118 R)
• M6: 9,266,391 km (0.03 R)
• M7: 25,253,766 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.3

Radius: 11.1

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.45 AU - 11.71 AU

Year: 13969 Days

Day: 7 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,501,296 km

• M1: 138,378 km (0.043 R)
• M2: 595,848 km (0.076 R)
• M3: 1,203,515 km (0.088 R)
• M4: 2,325,948 km (0.066 R)
• M5: 3,011,256 km (0.094 R)
• M6: 3,616,529 km (0.073 R)
• M7: 4,017,600 km (0.113 R)
• M8: 4,568,270 km (0.076 R)
• M9: 4,941,517 km (0.086 R)
• M10: 5,539,908 km (0.051 R)
• M11: 6,762,273 km (0.084 R)
• M12: 8,383,315 km (0.079 R)
• M13: 9,784,449 km (0.094 R)
• M14: 12,377,728 km (0.091 R)
• M15: 12,983,450 km (0.078 R)
• M16: 13,356,397 km (0.069 R)
• M17: 13,929,207 km (0.097 R)
• M18: 19,682,592 km (0.114 R)
• M19: 21,356,891 km (0.107 R)
• M20: 21,964,707 km (0.067 R)
• M21: 22,853,169 km (0.064 R)
• M22: 23,397,556 km (0.038 R)
• M23: 27,048,641 km (0.101 R)
• M24: 29,755,166 km (0.101 R)
• M25: 32,981,394 km (0.071 R)
• M26: 33,443,950 km (0.069 R)
• M27: 34,738,421 km (0.091 R)
• M28: 35,700,634 km (0.065 R)
• M29: 38,565,882 km (0.066 R)
• M30: 51,409,308 km (0.119 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 17,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit