🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.58 AU - 0.62 AU

Year: 178 Days

Day: 36.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.83 AU - 1.33 AU

Year: 430 Days

Day: 27.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.04 AU - 1.24 AU

Year: 466 Days

Day: 27.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,004,625 km

• M1: 484,099 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.32 AU - 4.12 AU

Year: 2747 Days

Day: 35.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,004,625 km

• M1: 437,873 km (0.079 R)
• M2: 772,224 km (0.034 R)

Asteroid Belt

Center: 6.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.8

Radius: 13.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.33 AU - 11.29 AU

Year: 11764 Days

Day: 11.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,004,625 km

• M1: 166,652 km (0.104 R)
• M2: 1,816,118 km (0.105 R)
• M3: 3,127,942 km (0.078 R)
• M4: 7,159,604 km (0.105 R)
• M5: 8,161,162 km (0.099 R)
• M6: 8,650,497 km (0.055 R)
• M7: 10,035,324 km (0.112 R)
• M8: 14,944,528 km (0.057 R)
• M9: 17,437,277 km (0.118 R)
• M10: 17,878,292 km (0.08 R)
• M11: 22,533,628 km (0.074 R)
• M12: 24,037,984 km (0.092 R)
• M13: 25,420,119 km (0.118 R)
• M14: 26,952,151 km (0.116 R)
• M15: 31,590,582 km (0.104 R)
• M16: 35,079,055 km (0.104 R)
• M17: 38,320,093 km (0.112 R)
• M18: 40,204,428 km (0.114 R)
• M19: 40,846,053 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.5

Radius: 4.2

Gravity: 22.48 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.29 AU - 15.21 AU

Year: 16416 Days

Day: 23.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,004,625 km

• M1: 52,359 km (0.084 R)
• M2: 392,545 km (0.026 R)
• M3: 627,563 km (0.113 R)
• M4: 1,627,924 km (0.072 R)
• M5: 1,855,163 km (0.091 R)
• M6: 2,981,037 km (0.106 R)
• M7: 4,345,818 km (0.108 R)
• M8: 5,493,383 km (0.078 R)
• M9: 9,191,892 km (0.026 R)
• M10: 12,782,689 km (0.025 R)
• M11: 14,611,224 km (0.114 R)
• M12: 17,669,752 km (0.099 R)
• M13: 20,868,305 km (0.088 R)
• M14: 27,227,261 km (0.12 R)
• M15: 31,465,219 km (0.08 R)
• M16: 32,038,329 km (0.103 R)
• M17: 32,269,607 km (0.039 R)
• M18: 32,501,933 km (0.085 R)
• M19: 36,498,290 km (0.063 R)
• M20: 36,750,512 km (0.092 R)
• M21: 40,002,171 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.6

Radius: 7.7

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 15.34 AU - 18.78 AU

Year: 26980 Days

Day: 20.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,004,625 km

• M1: 96,191 km (0.086 R)
• M2: 525,388 km (0.103 R)
• M3: 1,074,262 km (0.105 R)
• M4: 1,454,241 km (0.08 R)
• M5: 1,862,942 km (0.105 R)
• M6: 2,278,824 km (0.058 R)
• M7: 2,679,896 km (0.074 R)
• M8: 3,044,915 km (0.117 R)
• M9: 3,685,194 km (0.094 R)
• M10: 6,060,060 km (0.088 R)
• M11: 6,415,205 km (0.11 R)
• M12: 6,690,615 km (0.099 R)
• M13: 8,403,361 km (0.087 R)
• M14: 9,836,060 km (0.083 R)
• M15: 10,389,572 km (0.067 R)
• M16: 11,094,178 km (0.081 R)
• M17: 13,399,032 km (0.106 R)
• M18: 13,774,224 km (0.087 R)
• M19: 14,782,214 km (0.087 R)
• M20: 18,467,109 km (0.12 R)
• M21: 19,884,549 km (0.068 R)
• M22: 20,372,687 km (0.08 R)
• M23: 21,782,198 km (0.057 R)
• M24: 22,934,401 km (0.043 R)
• M25: 28,440,500 km (0.064 R)
• M26: 29,562,484 km (0.1 R)
• M27: 32,027,707 km (0.037 R)
• M28: 40,085,049 km (0.117 R)
• M29: 42,291,468 km (0.051 R)
• M30: 43,261,460 km (0.054 R)
• M31: 49,039,977 km (0.065 R)
• M32: 56,667,075 km (0.088 R)
• M33: 58,242,041 km (0.116 R)
• M34: 73,056,270 km (0.118 R)
• M35: 76,340,242 km (0.072 R)
• M36: 77,536,427 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 12,277 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit