🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.82 AU - 0.88 AU

Year: 291 Days

Day: 22.6 Hours

Environment

Temp: 107 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.18 AU - 1.2 AU

Year: 481 Days

Day: 19.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 73.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.26 AU - 1.62 AU

Year: 641 Days

Day: 38.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,761,680 km

• M1: 49,816 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.59 AU - 3.69 AU

Year: 2063 Days

Day: 25.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.16 AU - 3.7 AU

Year: 2356 Days

Day: 13.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,761,680 km

• M1: 49,666 km (0.094 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.15 AU - 3.99 AU

Year: 2502 Days

Day: 30.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.95 AU - 4.59 AU

Year: 3272 Days

Day: 12.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,761,680 km

• M1: 36,502 km (0.049 R)

Asteroid Belt

Center: 9.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.3

Radius: 6.5

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 14.74 AU - 16.3 AU

Year: 22675 Days

Day: 18.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,761,680 km

• M1: 81,381 km (0.092 R)
• M2: 344,673 km (0.098 R)
• M3: 668,702 km (0.067 R)
• M4: 1,925,923 km (0.095 R)
• M5: 2,589,689 km (0.037 R)
• M6: 2,913,419 km (0.105 R)
• M7: 3,531,407 km (0.091 R)
• M8: 4,617,338 km (0.114 R)
• M9: 5,603,936 km (0.062 R)
• M10: 8,227,434 km (0.073 R)
• M11: 8,774,813 km (0.085 R)
• M12: 10,562,956 km (0.104 R)
• M13: 11,511,706 km (0.068 R)
• M14: 13,441,668 km (0.032 R)
• M15: 17,121,028 km (0.116 R)
• M16: 17,603,181 km (0.118 R)
• M17: 18,343,541 km (0.046 R)
• M18: 19,710,567 km (0.12 R)
• M19: 25,755,368 km (0.111 R)
• M20: 29,480,355 km (0.073 R)
• M21: 32,315,982 km (0.079 R)
• M22: 34,051,467 km (0.056 R)
• M23: 36,240,982 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.5

Radius: 3.7

Gravity: 25.16 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 18.13 AU - 19.03 AU

Year: 29701 Days

Day: 16.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,761,680 km

• M1: 46,375 km (0.056 R)
• M2: 227,090 km (0.062 R)
• M3: 374,443 km (0.068 R)
• M4: 520,601 km (0.083 R)
• M5: 806,632 km (0.097 R)
• M6: 1,335,909 km (0.06 R)
• M7: 1,510,938 km (0.046 R)
• M8: 1,737,280 km (0.079 R)
• M9: 2,087,489 km (0.111 R)
• M10: 3,450,026 km (0.118 R)
• M11: 3,627,449 km (0.081 R)
• M12: 4,130,996 km (0.087 R)
• M13: 4,399,524 km (0.109 R)
• M14: 5,392,106 km (0.046 R)
• M15: 6,570,189 km (0.078 R)
• M16: 8,011,564 km (0.1 R)
• M17: 8,375,985 km (0.084 R)
• M18: 9,420,627 km (0.051 R)
• M19: 10,063,598 km (0.074 R)
• M20: 10,986,916 km (0.075 R)
• M21: 11,831,396 km (0.113 R)
• M22: 11,965,137 km (0.116 R)
• M23: 15,483,978 km (0.115 R)
• M24: 15,967,179 km (0.119 R)
• M25: 18,988,308 km (0.087 R)
• M26: 20,972,425 km (0.117 R)
• M27: 22,573,720 km (0.039 R)
• M28: 25,346,666 km (0.077 R)
• M29: 34,328,223 km (0.105 R)
• M30: 34,736,925 km (0.079 R)
• M31: 39,003,456 km (0.094 R)
• M32: 41,878,727 km (0.058 R)
• M33: 42,501,503 km (0.104 R)
• M34: 56,857,812 km (0.115 R)
• M35: 73,229,055 km (0.054 R)
• M36: 78,525,718 km (0.11 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: 371 - 13,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit