🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.65 AU

Year: 144 Days

Day: 38.5 Hours

Environment

Temp: 202 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 99,525,895 km

• M1: 85,121 km (0.111 R)
• M2: 111,899 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.72 AU - 0.84 AU

Year: 250 Days

Day: 26.1 Hours

Environment

Temp: 170 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.75 AU - 0.89 AU

Year: 270 Days

Day: 45.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.06 AU - 1.36 AU

Year: 484 Days

Day: 46.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.34 AU - 1.4 AU

Year: 583 Days

Day: 46 Hours

Environment

Temp: -8 °C

Axial Tilt: 106.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.93 AU - 4.33 AU

Year: 2514 Days

Day: 23.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.02 AU - 5.5 AU

Year: 3774 Days

Day: 30 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 18.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.2

Radius: 3.8

Gravity: 47.24 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 18.7 AU - 19.2 AU

Year: 29981 Days

Day: 21.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 99,525,895 km

• M1: 87,515 km (0.103 R)
• M2: 227,838 km (0.112 R)
• M3: 1,150,408 km (0.1 R)
• M4: 1,735,934 km (0.1 R)
• M5: 1,919,490 km (0.086 R)
• M6: 5,680,082 km (0.093 R)
• M7: 12,259,546 km (0.047 R)
• M8: 14,857,313 km (0.098 R)
• M9: 15,195,254 km (0.092 R)
• M10: 17,145,562 km (0.027 R)
• M11: 18,762,415 km (0.104 R)
• M12: 21,642,324 km (0.084 R)
• M13: 26,865,384 km (0.027 R)
• M14: 27,240,725 km (0.076 R)
• M15: 27,366,537 km (0.096 R)
• M16: 33,876,737 km (0.044 R)
• M17: 36,104,997 km (0.045 R)
• M18: 39,225,160 km (0.109 R)
• M19: 63,763,699 km (0.119 R)
• M20: 72,084,781 km (0.093 R)
• M21: 79,035,547 km (0.116 R)
• M22: 83,998,157 km (0.092 R)
• M23: 90,278,276 km (0.078 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 20,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit