🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.43 AU - 0.69 AU

Year: 271 Days

Day: 38.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.52 AU - 0.78 AU

Year: 338 Days

Day: 39.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.54 AU - 0.78 AU

Year: 346 Days

Day: 37.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.1

Radius: 12.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.95 AU - 1.45 AU

Year: 849 Days

Day: 14.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,222,015 km

• M1: 154,983 km (0.099 R)
• M2: 609,013 km (0.067 R)
• M3: 1,215,782 km (0.086 R)
• M4: 1,682,527 km (0.117 R)
• M5: 2,474,798 km (0.12 R)
• M6: 3,473,513 km (0.061 R)
• M7: 4,465,796 km (0.089 R)
• M8: 5,920,336 km (0.111 R)
• M9: 6,513,042 km (0.114 R)
• M10: 9,372,606 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.4

Radius: 13.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.77 AU - 2.13 AU

Year: 1758 Days

Day: 8.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,222,015 km

• M1: 170,392 km (0.118 R)
• M2: 722,109 km (0.051 R)
• M3: 1,374,954 km (0.081 R)
• M4: 1,847,683 km (0.104 R)
• M5: 2,499,631 km (0.095 R)
• M6: 3,052,545 km (0.085 R)
• M7: 4,495,266 km (0.111 R)
• M8: 6,286,402 km (0.073 R)
• M9: 7,467,178 km (0.105 R)
• M10: 9,333,112 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 8.7

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.18 AU - 3.56 AU

Year: 3139 Days

Day: 6 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 20,222,015 km

• M1: 111,301 km (0.089 R)
• M2: 396,734 km (0.101 R)
• M3: 742,903 km (0.044 R)
• M4: 1,118,842 km (0.109 R)
• M5: 1,434,494 km (0.105 R)
• M6: 2,332,680 km (0.112 R)
• M7: 2,607,341 km (0.118 R)
• M8: 3,240,290 km (0.091 R)
• M9: 4,073,400 km (0.045 R)
• M10: 4,345,070 km (0.065 R)
• M11: 4,878,686 km (0.116 R)
• M12: 6,432,559 km (0.1 R)
• M13: 7,522,230 km (0.087 R)
• M14: 7,836,684 km (0.108 R)
• M15: 9,507,094 km (0.102 R)
• M16: 9,875,255 km (0.106 R)
• M17: 10,916,755 km (0.119 R)
• M18: 12,901,769 km (0.053 R)
• M19: 15,365,496 km (0.088 R)
• M20: 15,719,595 km (0.111 R)
• M21: 16,027,317 km (0.038 R)
• M22: 20,041,477 km (0.078 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 17,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit