🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.58 AU - 0.62 AU

Year: 162 Days

Day: 28.7 Hours

Environment

Temp: 259 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.64 AU - 0.9 AU

Year: 235 Days

Day: 20.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,985,688 km

• M1: 33,809 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.19 AU - 1.27 AU

Year: 475 Days

Day: 25.4 Hours

Environment

Temp: 38 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.49 AU - 1.55 AU

Year: 653 Days

Day: 40.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.87 AU - 2.85 AU

Year: 1263 Days

Day: 42.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,985,688 km

• M1: 344,374 km (0.08 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.49 AU - 2.73 AU

Year: 1468 Days

Day: 27.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,985,688 km

• M1: 436,676 km (0.114 R)
• M2: 562,937 km (0.085 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.94 AU - 3.84 AU

Year: 2174 Days

Day: 35.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.59 AU - 4.55 AU

Year: 2859 Days

Day: 23.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 20.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.3

Radius: 4.8

Gravity: 13.16 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 20.04 AU - 21.02 AU

Year: 32395 Days

Day: 19.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,985,688 km

• M1: 59,839 km (0.044 R)
• M2: 438,621 km (0.096 R)
• M3: 876,344 km (0.093 R)
• M4: 1,110,315 km (0.086 R)
• M5: 1,432,250 km (0.119 R)
• M6: 1,632,861 km (0.11 R)
• M7: 1,814,173 km (0.12 R)
• M8: 2,174,854 km (0.114 R)
• M9: 3,635,527 km (0.109 R)
• M10: 5,408,561 km (0.077 R)
• M11: 5,568,332 km (0.057 R)
• M12: 5,939,035 km (0.075 R)
• M13: 6,458,738 km (0.098 R)
• M14: 9,520,558 km (0.061 R)
• M15: 10,475,890 km (0.111 R)
• M16: 11,428,081 km (0.09 R)
• M17: 11,958,854 km (0.116 R)
• M18: 15,573,737 km (0.075 R)
• M19: 20,621,468 km (0.051 R)
• M20: 22,519,865 km (0.08 R)
• M21: 23,038,072 km (0.099 R)
• M22: 23,352,826 km (0.109 R)
• M23: 26,088,373 km (0.116 R)
• M24: 28,545,368 km (0.09 R)
• M25: 33,913,538 km (0.116 R)
• M26: 34,457,326 km (0.033 R)
• M27: 36,264,917 km (0.081 R)
• M28: 39,019,164 km (0.109 R)
• M29: 39,466,312 km (0.108 R)
• M30: 42,535,611 km (0.109 R)
• M31: 54,341,576 km (0.073 R)
• M32: 58,520,144 km (0.055 R)
• M33: 59,893,303 km (0.099 R)
• M34: 67,082,528 km (0.112 R)
• M35: 69,892,873 km (0.081 R)
• M36: 72,331,318 km (0.095 R)
• M37: 78,555,637 km (0.118 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 17,097 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit