🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.6 AU - 0.8 AU

Year: 254 Days

Day: 20.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 89.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.7 AU - 1.02 AU

Year: 346 Days

Day: 21.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.39 AU - 1.73 AU

Year: 845 Days

Day: 39 Hours

Environment

Temp: -96 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,111,469 km

• M1: 40,541 km (0.12 R)
• M2: 1,412,952 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.75 AU - 2.77 AU

Year: 1473 Days

Day: 26.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.3

Radius: 14.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.74 AU - 4.22 AU

Year: 2814 Days

Day: 5.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,111,469 km

• M1: 184,005 km (0.11 R)
• M2: 831,615 km (0.116 R)
• M3: 1,387,819 km (0.105 R)
• M4: 1,934,899 km (0.115 R)
• M5: 2,611,829 km (0.073 R)
• M6: 4,113,343 km (0.062 R)
• M7: 4,665,808 km (0.11 R)
• M8: 5,537,964 km (0.085 R)
• M9: 6,053,179 km (0.118 R)
• M10: 8,511,371 km (0.047 R)
• M11: 9,059,497 km (0.063 R)
• M12: 10,886,686 km (0.109 R)
• M13: 12,771,320 km (0.117 R)
• M14: 13,263,497 km (0.097 R)
• M15: 14,381,292 km (0.111 R)
• M16: 15,360,111 km (0.1 R)
• M17: 17,669,603 km (0.111 R)
• M18: 19,022,716 km (0.092 R)
• M19: 19,902,800 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.3

Radius: 6.3

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 11.57 AU - 12.87 AU

Year: 18517 Days

Day: 17.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,111,469 km

• M1: 118,781 km (0.057 R)
• M2: 414,984 km (0.071 R)
• M3: 755,020 km (0.065 R)
• M4: 954,584 km (0.116 R)
• M5: 2,718,941 km (0.09 R)
• M6: 2,915,214 km (0.088 R)
• M7: 3,840,925 km (0.1 R)
• M8: 4,158,073 km (0.065 R)
• M9: 4,591,308 km (0.035 R)
• M10: 5,983,316 km (0.087 R)
• M11: 7,392,678 km (0.083 R)
• M12: 11,209,368 km (0.108 R)
• M13: 11,484,180 km (0.091 R)
• M14: 24,189,228 km (0.119 R)
• M15: 24,418,112 km (0.082 R)
• M16: 26,705,913 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 15,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit