🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.46 AU - 0.62 AU

Year: 141 Days

Day: 28.5 Hours

Environment

Temp: 247 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.63 AU - 1.01 AU

Year: 263 Days

Day: 20.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 154.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.32 AU - 1.64 AU

Year: 639 Days

Day: 36.4 Hours

Environment

Temp: -21 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.44 AU - 1.72 AU

Year: 705 Days

Day: 40.3 Hours

Environment

Temp: -25 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.58 AU - 5.78 AU

Year: 4182 Days

Day: 22.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602

Radius: 8

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.87 AU - 12.99 AU

Year: 11950 Days

Day: 13.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,582,044 km

• M1: 99,483 km (0.108 R)
• M2: 357,539 km (0.066 R)
• M3: 1,081,742 km (0.026 R)
• M4: 1,535,024 km (0.118 R)
• M5: 1,838,408 km (0.08 R)
• M6: 4,088,809 km (0.062 R)
• M7: 5,057,156 km (0.092 R)
• M8: 8,591,555 km (0.077 R)
• M9: 9,960,974 km (0.048 R)
• M10: 17,348,117 km (0.096 R)
• M11: 30,575,710 km (0.111 R)
• M12: 35,626,284 km (0.083 R)
• M13: 42,415,335 km (0.103 R)
• M14: 44,203,029 km (0.113 R)
• M15: 45,469,824 km (0.108 R)
• M16: 49,565,365 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.1

Radius: 3.3

Gravity: 43.81 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 15.49 AU - 20.95 AU

Year: 27591 Days

Day: 17.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,582,044 km

• M1: 41,887 km (0.116 R)
• M2: 311,912 km (0.032 R)
• M3: 729,589 km (0.119 R)
• M4: 2,185,774 km (0.115 R)
• M5: 2,727,468 km (0.053 R)
• M6: 3,016,043 km (0.06 R)
• M7: 3,181,797 km (0.06 R)
• M8: 4,553,161 km (0.033 R)
• M9: 7,452,517 km (0.099 R)
• M10: 7,653,726 km (0.051 R)
• M11: 9,164,964 km (0.049 R)
• M12: 12,198,958 km (0.072 R)
• M13: 13,342,484 km (0.06 R)
• M14: 13,789,034 km (0.113 R)
• M15: 17,111,453 km (0.109 R)
• M16: 23,302,561 km (0.092 R)
• M17: 30,194,685 km (0.076 R)
• M18: 39,078,853 km (0.058 R)
• M19: 40,144,738 km (0.109 R)
• M20: 42,017,105 km (0.089 R)
• M21: 43,458,780 km (0.077 R)
• M22: 45,599,226 km (0.078 R)
• M23: 68,108,619 km (0.094 R)
• M24: 73,032,783 km (0.113 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 16,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit