🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.53 AU - 0.85 AU

Year: 207 Days

Day: 21.7 Hours

Environment

Temp: 175 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,043,626 km

• M1: 45,627 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.68 AU - 0.72 AU

Year: 212 Days

Day: 35 Hours

Environment

Temp: 135 °C

Axial Tilt: 48.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.08 AU - 1.22 AU

Year: 446 Days

Day: 30.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,043,626 km

• M1: 72,106 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.07 AU - 1.35 AU

Year: 481 Days

Day: 34.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.74 AU - 2.64 AU

Year: 1172 Days

Day: 44.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.76 AU - 2.9 AU

Year: 1722 Days

Day: 46.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,043,626 km

• M1: 777,011 km (0.072 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.79 AU - 5.87 AU

Year: 3839 Days

Day: 28.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.6

Radius: 7.7

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 11.51 AU - 16.81 AU

Year: 19270 Days

Day: 18.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,043,626 km

• M1: 108,907 km (0.051 R)
• M2: 359,783 km (0.103 R)
• M3: 727,494 km (0.118 R)
• M4: 1,003,503 km (0.075 R)
• M5: 1,295,966 km (0.098 R)
• M6: 1,552,377 km (0.099 R)
• M7: 1,983,668 km (0.074 R)
• M8: 3,548,611 km (0.104 R)
• M9: 4,146,554 km (0.038 R)
• M10: 4,517,407 km (0.12 R)
• M11: 5,115,200 km (0.067 R)
• M12: 5,505,650 km (0.059 R)
• M13: 6,589,786 km (0.101 R)
• M14: 8,042,830 km (0.074 R)
• M15: 8,473,523 km (0.082 R)
• M16: 10,408,122 km (0.106 R)
• M17: 11,329,346 km (0.077 R)
• M18: 12,429,489 km (0.11 R)
• M19: 13,267,237 km (0.08 R)
• M20: 13,801,152 km (0.028 R)
• M21: 14,628,727 km (0.113 R)
• M22: 19,016,881 km (0.111 R)
• M23: 20,302,675 km (0.064 R)
• M24: 21,191,436 km (0.095 R)
• M25: 21,645,316 km (0.083 R)
• M26: 24,506,674 km (0.105 R)
• M27: 27,718,391 km (0.081 R)
• M28: 28,043,318 km (0.065 R)
• M29: 29,033,506 km (0.063 R)
• M30: 33,228,081 km (0.08 R)
• M31: 34,461,216 km (0.1 R)
• M32: 37,149,490 km (0.062 R)
• M33: 42,795,014 km (0.097 R)
• M34: 44,697,899 km (0.093 R)
• M35: 46,962,811 km (0.046 R)
• M36: 50,421,514 km (0.112 R)
• M37: 53,709,675 km (0.113 R)
• M38: 54,723,350 km (0.111 R)
• M39: 56,788,997 km (0.031 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503

Radius: 5.5

Gravity: 16.63 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 16.76 AU - 21.32 AU

Year: 30046 Days

Day: 20.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,043,626 km

• M1: 68,366 km (0.103 R)
• M2: 244,144 km (0.108 R)
• M3: 1,026,391 km (0.036 R)
• M4: 1,375,403 km (0.082 R)
• M5: 1,613,563 km (0.103 R)
• M6: 2,308,594 km (0.067 R)
• M7: 2,722,980 km (0.091 R)
• M8: 3,420,855 km (0.113 R)
• M9: 3,860,373 km (0.039 R)
• M10: 5,698,183 km (0.113 R)
• M11: 5,913,604 km (0.111 R)
• M12: 6,592,629 km (0.116 R)
• M13: 6,878,360 km (0.118 R)
• M14: 7,943,797 km (0.088 R)
• M15: 10,206,614 km (0.095 R)
• M16: 11,587,402 km (0.08 R)
• M17: 12,358,131 km (0.098 R)
• M18: 14,236,332 km (0.029 R)
• M19: 14,956,496 km (0.061 R)
• M20: 15,954,314 km (0.074 R)
• M21: 16,469,529 km (0.12 R)
• M22: 20,091,892 km (0.086 R)
• M23: 20,793,805 km (0.115 R)
• M24: 21,615,995 km (0.092 R)
• M25: 23,765,567 km (0.062 R)
• M26: 33,094,789 km (0.059 R)
• M27: 38,944,963 km (0.044 R)
• M28: 40,508,261 km (0.103 R)
• M29: 52,450,509 km (0.099 R)
• M30: 59,932,348 km (0.065 R)
• M31: 62,223,888 km (0.104 R)
• M32: 71,974,677 km (0.092 R)
• M33: 73,378,504 km (0.102 R)
• M34: 76,724,709 km (0.055 R)
• M35: 80,171,294 km (0.088 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit