🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.43 AU - 0.57 AU

Year: 129 Days

Day: 37.1 Hours

Environment

Temp: 261 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.57 AU - 0.57 AU

Year: 157 Days

Day: 12.9 Hours

Environment

Temp: 239 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.75 AU - 2.19 AU

Year: 1010 Days

Day: 41.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,132,426 km

• M1: 21,243 km (0.116 R)

Asteroid Belt

Center: 2.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.04 AU - 3 AU

Year: 1461 Days

Day: 26.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,132,426 km

• M1: 278,252 km (0.029 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.7 AU - 3.18 AU

Year: 1841 Days

Day: 14.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.51 AU - 4.73 AU

Year: 3054 Days

Day: 26.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.8

Radius: 11

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.19 AU - 6.93 AU

Year: 6137 Days

Day: 11.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,132,426 km

• M1: 137,630 km (0.105 R)
• M2: 766,091 km (0.047 R)
• M3: 1,172,847 km (0.11 R)
• M4: 1,712,447 km (0.084 R)
• M5: 2,315,925 km (0.11 R)
• M6: 2,998,689 km (0.115 R)
• M7: 4,184,552 km (0.108 R)
• M8: 6,796,830 km (0.088 R)
• M9: 7,855,833 km (0.107 R)
• M10: 8,581,383 km (0.053 R)
• M11: 9,731,491 km (0.067 R)
• M12: 10,343,795 km (0.119 R)
• M13: 10,705,074 km (0.097 R)
• M14: 11,693,617 km (0.115 R)
• M15: 12,690,836 km (0.065 R)
• M16: 13,582,290 km (0.103 R)
• M17: 15,083,205 km (0.086 R)
• M18: 16,568,862 km (0.098 R)
• M19: 17,126,862 km (0.054 R)
• M20: 21,536,409 km (0.047 R)
• M21: 25,815,207 km (0.103 R)
• M22: 27,588,391 km (0.074 R)
• M23: 28,022,374 km (0.092 R)
• M24: 29,803,636 km (0.118 R)
• M25: 30,907,967 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.1

Radius: 10.9

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.46 AU - 8.58 AU

Year: 6794 Days

Day: 5 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 109,132,426 km

• M1: 136,732 km (0.084 R)
• M2: 630,705 km (0.088 R)
• M3: 1,216,979 km (0.091 R)
• M4: 2,226,764 km (0.101 R)
• M5: 2,635,615 km (0.088 R)
• M6: 3,266,470 km (0.088 R)
• M7: 5,003,750 km (0.101 R)
• M8: 5,679,334 km (0.116 R)
• M9: 6,914,862 km (0.077 R)
• M10: 8,787,080 km (0.045 R)
• M11: 10,776,582 km (0.105 R)
• M12: 11,177,504 km (0.11 R)
• M13: 11,903,054 km (0.035 R)
• M14: 12,770,273 km (0.11 R)
• M15: 14,030,934 km (0.115 R)
• M16: 16,335,639 km (0.086 R)
• M17: 17,543,492 km (0.064 R)
• M18: 18,523,208 km (0.066 R)
• M19: 19,099,310 km (0.101 R)
• M20: 22,321,947 km (0.108 R)
• M21: 24,661,359 km (0.086 R)
• M22: 25,270,820 km (0.113 R)
• M23: 26,069,224 km (0.099 R)
• M24: 28,565,414 km (0.094 R)
• M25: 30,914,400 km (0.1 R)
• M26: 33,283,581 km (0.056 R)
• M27: 34,674,991 km (0.108 R)
• M28: 35,882,246 km (0.104 R)
• M29: 38,148,803 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.8

Radius: 7

Gravity: 19.47 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 12.01 AU - 18.55 AU

Year: 21816 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,132,426 km

• M1: 87,814 km (0.111 R)
• M2: 1,409,810 km (0.101 R)
• M3: 2,372,772 km (0.084 R)
• M4: 4,496,912 km (0.119 R)
• M5: 4,792,517 km (0.103 R)
• M6: 6,943,286 km (0.071 R)
• M7: 13,783,499 km (0.042 R)
• M8: 14,015,675 km (0.035 R)
• M9: 14,808,394 km (0.107 R)
• M10: 15,714,508 km (0.09 R)
• M11: 22,577,909 km (0.12 R)
• M12: 27,261,070 km (0.112 R)
• M13: 29,507,133 km (0.075 R)
• M14: 41,794,055 km (0.098 R)
• M15: 50,593,551 km (0.102 R)
• M16: 51,146,614 km (0.03 R)
• M17: 52,077,113 km (0.06 R)
• M18: 52,829,740 km (0.066 R)
• M19: 56,899,999 km (0.1 R)
• M20: 69,671,768 km (0.093 R)
• M21: 83,969,135 km (0.082 R)
• M22: 86,046,601 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.8

Radius: 4

Gravity: 48.43 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 17.69 AU - 22.01 AU

Year: 32302 Days

Day: 22.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 109,132,426 km

• M1: 51,312 km (0.075 R)
• M2: 224,397 km (0.096 R)
• M3: 382,223 km (0.03 R)
• M4: 585,676 km (0.028 R)
• M5: 2,368,134 km (0.087 R)
• M6: 3,657,818 km (0.065 R)
• M7: 5,054,762 km (0.098 R)
• M8: 5,575,064 km (0.075 R)
• M9: 6,421,339 km (0.112 R)
• M10: 6,620,454 km (0.118 R)
• M11: 8,189,287 km (0.077 R)
• M12: 12,038,141 km (0.115 R)
• M13: 12,648,949 km (0.089 R)
• M14: 15,565,359 km (0.057 R)
• M15: 16,015,499 km (0.073 R)
• M16: 20,464,540 km (0.068 R)
• M17: 21,665,063 km (0.119 R)
• M18: 27,455,697 km (0.12 R)
• M19: 29,320,584 km (0.106 R)
• M20: 32,419,055 km (0.108 R)
• M21: 33,300,486 km (0.064 R)
• M22: 34,957,731 km (0.095 R)
• M23: 36,511,156 km (0.088 R)
• M24: 38,110,207 km (0.056 R)
• M25: 40,257,834 km (0.097 R)
• M26: 51,220,217 km (0.075 R)
• M27: 55,066,527 km (0.103 R)
• M28: 55,900,087 km (0.12 R)
• M29: 57,379,011 km (0.072 R)
• M30: 59,100,883 km (0.099 R)
• M31: 63,555,758 km (0.114 R)
• M32: 66,803,976 km (0.065 R)
• M33: 70,405,096 km (0.098 R)
• M34: 70,649,689 km (0.112 R)
• M35: 91,813,599 km (0.111 R)
• M36: 94,463,276 km (0.106 R)
• M37: 98,992,053 km (0.108 R)
• M38: 103,663,246 km (0.046 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 14,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit