🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.58 AU - 0.66 AU

Year: 176 Days

Day: 13.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.14 AU - 1.32 AU

Year: 491 Days

Day: 17.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,068,890 km

• M1: 405,111 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.16 AU - 1.36 AU

Year: 509 Days

Day: 36.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,068,890 km

• M1: 942,317 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.17 AU - 2.19 AU

Year: 1158 Days

Day: 30.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,068,890 km

• M1: 1,276,967 km (0.049 R)
• M2: 1,561,652 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.94 AU - 3.4 AU

Year: 2031 Days

Day: 31.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.2 AU - 5 AU

Year: 2988 Days

Day: 46.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.3

Radius: 5.3

Gravity: 25.04 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 12.03 AU - 18.73 AU

Year: 21707 Days

Day: 21.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,068,890 km

• M1: 80,932 km (0.097 R)
• M2: 269,725 km (0.092 R)
• M3: 492,626 km (0.065 R)
• M4: 905,067 km (0.056 R)
• M5: 1,144,274 km (0.08 R)
• M6: 1,573,321 km (0.076 R)
• M7: 1,787,545 km (0.104 R)
• M8: 2,252,944 km (0.086 R)
• M9: 5,447,008 km (0.063 R)
• M10: 5,813,672 km (0.105 R)
• M11: 6,372,420 km (0.051 R)
• M12: 7,204,035 km (0.09 R)
• M13: 7,645,947 km (0.101 R)
• M14: 7,848,054 km (0.071 R)
• M15: 10,685,178 km (0.11 R)
• M16: 11,065,904 km (0.072 R)
• M17: 16,449,782 km (0.087 R)
• M18: 19,558,575 km (0.108 R)
• M19: 22,620,844 km (0.083 R)
• M20: 25,311,810 km (0.068 R)
• M21: 29,180,411 km (0.101 R)
• M22: 41,695,171 km (0.071 R)
• M23: 49,286,963 km (0.078 R)
• M24: 57,363,154 km (0.099 R)
• M25: 60,705,769 km (0.084 R)
• M26: 61,915,866 km (0.115 R)
• M27: 64,801,758 km (0.085 R)
• M28: 69,735,347 km (0.098 R)
• M29: 71,062,429 km (0.075 R)
• M30: 77,950,663 km (0.078 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 17,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit