🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.46 AU - 0.72 AU

Year: 171 Days

Day: 21.3 Hours

Environment

Temp: 199 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 48,266,305 km

• M1: 68,965 km (0.054 R)
• M2: 130,749 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.81 AU - 1.17 AU

Year: 371 Days

Day: 47.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.13 AU - 4.25 AU

Year: 2670 Days

Day: 40.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,266,305 km

• M1: 757,564 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.81 AU - 4.23 AU

Year: 3036 Days

Day: 17.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,266,305 km

• M1: 184,305 km (0.089 R)
• M2: 2,548,400 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.87 AU - 4.35 AU

Year: 3139 Days

Day: 46.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,266,305 km

• M1: 1,657,096 km (0.08 R)

Asteroid Belt

Center: 4.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.5

Radius: 11.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.61 AU - 6.29 AU

Year: 4793 Days

Day: 12 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,266,305 km

• M1: 140,472 km (0.098 R)
• M2: 523,892 km (0.087 R)
• M3: 1,409,960 km (0.047 R)
• M4: 2,165,130 km (0.045 R)
• M5: 2,712,060 km (0.116 R)
• M6: 3,704,492 km (0.108 R)
• M7: 4,446,797 km (0.105 R)
• M8: 5,848,230 km (0.045 R)
• M9: 6,254,537 km (0.066 R)
• M10: 7,154,219 km (0.079 R)
• M11: 7,908,491 km (0.101 R)
• M12: 9,138,336 km (0.091 R)
• M13: 11,590,993 km (0.081 R)
• M14: 12,586,716 km (0.032 R)
• M15: 13,451,541 km (0.06 R)
• M16: 14,113,811 km (0.08 R)
• M17: 15,709,422 km (0.115 R)
• M18: 16,711,877 km (0.028 R)
• M19: 17,756,370 km (0.095 R)
• M20: 20,036,241 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.3

Radius: 13.1

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.9 AU - 11.56 AU

Year: 12326 Days

Day: 13.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,266,305 km

• M1: 162,912 km (0.079 R)
• M2: 599,588 km (0.064 R)
• M3: 1,076,805 km (0.115 R)
• M4: 2,079,560 km (0.053 R)
• M5: 5,428,608 km (0.103 R)
• M6: 6,235,688 km (0.066 R)
• M7: 7,198,799 km (0.082 R)
• M8: 8,131,243 km (0.097 R)
• M9: 9,188,451 km (0.119 R)
• M10: 9,798,212 km (0.089 R)
• M11: 11,629,140 km (0.116 R)
• M12: 12,512,067 km (0.06 R)
• M13: 13,262,150 km (0.058 R)
• M14: 15,236,244 km (0.076 R)
• M15: 17,826,681 km (0.076 R)
• M16: 21,178,271 km (0.09 R)
• M17: 22,663,030 km (0.098 R)
• M18: 24,570,852 km (0.087 R)
• M19: 25,472,478 km (0.071 R)
• M20: 26,866,282 km (0.065 R)
• M21: 29,201,056 km (0.101 R)
• M22: 30,934,745 km (0.107 R)
• M23: 33,717,714 km (0.111 R)
• M24: 34,382,827 km (0.093 R)
• M25: 41,145,548 km (0.119 R)
• M26: 43,192,047 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.1

Radius: 4.7

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 10.91 AU - 16.91 AU

Year: 19544 Days

Day: 18.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,266,305 km

• M1: 59,241 km (0.059 R)
• M2: 811,718 km (0.067 R)
• M3: 986,448 km (0.039 R)
• M4: 1,412,802 km (0.06 R)
• M5: 1,713,344 km (0.058 R)
• M6: 2,055,325 km (0.034 R)
• M7: 2,326,396 km (0.042 R)
• M8: 2,662,094 km (0.055 R)
• M9: 3,529,014 km (0.102 R)
• M10: 4,364,069 km (0.086 R)
• M11: 5,290,529 km (0.092 R)
• M12: 6,994,448 km (0.088 R)
• M13: 7,565,464 km (0.069 R)
• M14: 9,033,318 km (0.079 R)
• M15: 9,319,199 km (0.081 R)
• M16: 11,827,956 km (0.048 R)
• M17: 12,170,236 km (0.112 R)
• M18: 15,757,892 km (0.082 R)
• M19: 16,102,565 km (0.11 R)
• M20: 17,458,820 km (0.12 R)
• M21: 20,396,174 km (0.068 R)
• M22: 22,935,598 km (0.057 R)
• M23: 23,111,973 km (0.109 R)
• M24: 23,289,397 km (0.055 R)
• M25: 25,773,020 km (0.088 R)
• M26: 33,473,870 km (0.084 R)
• M27: 35,790,991 km (0.112 R)
• M28: 37,109,846 km (0.103 R)
• M29: 40,612,531 km (0.09 R)
• M30: 47,977,683 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 19,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit