🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.59 AU - 0.81 AU

Year: 252 Days

Day: 22.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 176.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.79 AU - 1.05 AU

Year: 380 Days

Day: 36 Hours

Environment

Temp: -52 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,311,693 km

• M1: 123,717 km (0.035 R)
• M2: 331,808 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.32 AU - 1.54 AU

Year: 736 Days

Day: 47.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.35 AU - 2.01 AU

Year: 937 Days

Day: 47.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.96 AU - 3.1 AU

Year: 1732 Days

Day: 24.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.5

Radius: 10.3

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.3 AU - 3.8 AU

Year: 2293 Days

Day: 7.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,311,693 km

• M1: 128,056 km (0.076 R)
• M2: 748,887 km (0.098 R)
• M3: 1,081,293 km (0.087 R)
• M4: 1,498,671 km (0.079 R)
• M5: 2,267,455 km (0.067 R)
• M6: 2,856,721 km (0.057 R)
• M7: 3,545,470 km (0.041 R)
• M8: 3,888,946 km (0.115 R)
• M9: 4,481,803 km (0.059 R)
• M10: 5,331,369 km (0.078 R)
• M11: 6,352,374 km (0.064 R)
• M12: 7,029,604 km (0.086 R)
• M13: 8,148,147 km (0.119 R)
• M14: 9,798,661 km (0.05 R)
• M15: 10,767,157 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357

Radius: 8.2

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.29 AU - 8.35 AU

Year: 7667 Days

Day: 11.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,311,693 km

• M1: 102,026 km (0.073 R)
• M2: 459,116 km (0.11 R)
• M3: 1,177,335 km (0.106 R)
• M4: 1,786,947 km (0.095 R)
• M5: 2,194,451 km (0.119 R)
• M6: 3,553,997 km (0.106 R)
• M7: 3,891,489 km (0.114 R)
• M8: 4,225,541 km (0.108 R)
• M9: 5,034,268 km (0.112 R)
• M10: 6,004,410 km (0.076 R)
• M11: 7,341,366 km (0.109 R)
• M12: 9,029,428 km (0.109 R)
• M13: 13,313,463 km (0.057 R)
• M14: 14,692,456 km (0.096 R)
• M15: 14,979,384 km (0.108 R)
• M16: 16,593,396 km (0.1 R)
• M17: 21,902,624 km (0.095 R)
• M18: 27,805,008 km (0.102 R)
• M19: 28,688,234 km (0.119 R)
• M20: 30,139,932 km (0.085 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 11,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit