🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.48 AU - 0.66 AU

Year: 161 Days

Day: 30.1 Hours

Environment

Temp: 198 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,215,419 km

• M1: 119,529 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.92 AU - 1.06 AU

Year: 369 Days

Day: 17.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.37 AU - 1.69 AU

Year: 709 Days

Day: 18.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.6

Radius: 11.1

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.92 AU - 5.98 AU

Year: 4768 Days

Day: 7.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,215,419 km

• M1: 143,165 km (0.103 R)
• M2: 582,085 km (0.054 R)
• M3: 1,235,678 km (0.098 R)
• M4: 2,163,484 km (0.054 R)
• M5: 3,652,881 km (0.044 R)
• M6: 4,058,889 km (0.092 R)
• M7: 4,494,967 km (0.076 R)
• M8: 5,291,426 km (0.117 R)
• M9: 7,617,224 km (0.056 R)
• M10: 8,121,369 km (0.111 R)
• M11: 8,580,485 km (0.091 R)
• M12: 10,325,843 km (0.106 R)
• M13: 14,890,822 km (0.032 R)
• M14: 15,380,905 km (0.116 R)
• M15: 15,730,366 km (0.071 R)
• M16: 18,327,086 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.8

Radius: 8.6

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.01 AU - 12.51 AU

Year: 15113 Days

Day: 8.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,215,419 km

• M1: 107,411 km (0.044 R)
• M2: 504,594 km (0.026 R)
• M3: 818,300 km (0.118 R)
• M4: 2,666,582 km (0.074 R)
• M5: 3,588,404 km (0.096 R)
• M6: 3,860,822 km (0.059 R)
• M7: 4,925,211 km (0.11 R)
• M8: 7,222,735 km (0.059 R)
• M9: 10,936,203 km (0.092 R)
• M10: 11,366,147 km (0.105 R)
• M11: 11,708,277 km (0.091 R)
• M12: 12,933,783 km (0.118 R)
• M13: 15,222,032 km (0.108 R)
• M14: 17,122,075 km (0.099 R)
• M15: 18,833,474 km (0.051 R)
• M16: 19,521,026 km (0.082 R)
• M17: 24,892,338 km (0.063 R)
• M18: 25,636,737 km (0.107 R)
• M19: 26,481,067 km (0.075 R)
• M20: 27,343,798 km (0.103 R)
• M21: 30,324,087 km (0.108 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: 537 - 18,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit