🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.71 AU - 0.87 AU

Year: 263 Days

Day: 12.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.79 AU - 1.11 AU

Year: 347 Days

Day: 37 Hours

Environment

Temp: 29 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,225,033 km

• M1: 569,070 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.12 AU - 1.28 AU

Year: 493 Days

Day: 12 Hours

Environment

Temp: 10 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.15 AU - 1.45 AU

Year: 555 Days

Day: 31.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.71 AU - 2.03 AU

Year: 958 Days

Day: 20.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.81 AU - 2.55 AU

Year: 1206 Days

Day: 42.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.2

Radius: 5.7

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 15.24 AU - 18.32 AU

Year: 25758 Days

Day: 18.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,225,033 km

• M1: 71,807 km (0.072 R)
• M2: 256,411 km (0.116 R)
• M3: 665,561 km (0.104 R)
• M4: 903,721 km (0.059 R)
• M5: 1,295,667 km (0.095 R)
• M6: 1,555,219 km (0.094 R)
• M7: 1,885,831 km (0.083 R)
• M8: 2,199,687 km (0.091 R)
• M9: 3,033,845 km (0.082 R)
• M10: 3,217,850 km (0.107 R)
• M11: 3,493,709 km (0.074 R)
• M12: 5,265,396 km (0.111 R)
• M13: 5,847,781 km (0.095 R)
• M14: 7,610,044 km (0.044 R)
• M15: 9,036,160 km (0.094 R)
• M16: 11,559,278 km (0.103 R)
• M17: 12,878,581 km (0.083 R)
• M18: 14,295,124 km (0.072 R)
• M19: 14,590,430 km (0.115 R)
• M20: 17,101,430 km (0.104 R)
• M21: 18,371,815 km (0.111 R)
• M22: 19,163,487 km (0.101 R)
• M23: 24,397,917 km (0.045 R)
• M24: 28,371,386 km (0.093 R)
• M25: 30,267,988 km (0.111 R)
• M26: 30,510,935 km (0.059 R)
• M27: 33,140,117 km (0.063 R)
• M28: 33,657,576 km (0.087 R)
• M29: 34,575,808 km (0.029 R)
• M30: 35,645,732 km (0.073 R)
• M31: 38,701,268 km (0.119 R)
• M32: 42,228,936 km (0.092 R)
• M33: 45,486,280 km (0.094 R)
• M34: 50,254,562 km (0.097 R)
• M35: 57,362,855 km (0.093 R)
• M36: 57,734,905 km (0.03 R)
• M37: 57,921,603 km (0.099 R)
• M38: 63,311,614 km (0.11 R)
• M39: 64,709,606 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 17,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit