🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.67 AU - 1.09 AU

Year: 318 Days

Day: 32.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.43 AU - 1.51 AU

Year: 686 Days

Day: 13.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,921,423 km

• M1: 884,423 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.59 AU - 3.75 AU

Year: 2707 Days

Day: 37.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,921,423 km

• M1: 286,480 km (0.106 R)
• M2: 541,843 km (0.111 R)

Asteroid Belt

Center: 3.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.4

Radius: 13.1

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.84 AU - 4.72 AU

Year: 3409 Days

Day: 14 Hours

Environment

Temp: -141 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 105,921,423 km

• M1: 205,847 km (0.11 R)
• M2: 895,343 km (0.079 R)
• M3: 2,158,697 km (0.108 R)
• M4: 4,426,900 km (0.115 R)
• M5: 5,438,032 km (0.111 R)
• M6: 8,606,366 km (0.102 R)
• M7: 9,207,001 km (0.119 R)
• M8: 9,937,188 km (0.107 R)
• M9: 10,527,651 km (0.1 R)
• M10: 13,168,502 km (0.098 R)
• M11: 13,967,056 km (0.114 R)
• M12: 14,487,955 km (0.055 R)
• M13: 15,066,750 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.7

Radius: 14

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.8 AU - 5.36 AU

Year: 3774 Days

Day: 12.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,921,423 km

• M1: 174,132 km (0.049 R)
• M2: 620,831 km (0.042 R)
• M3: 1,248,245 km (0.092 R)
• M4: 1,828,834 km (0.087 R)
• M5: 2,541,668 km (0.115 R)
• M6: 3,193,167 km (0.11 R)
• M7: 3,748,474 km (0.095 R)
• M8: 4,980,712 km (0.114 R)
• M9: 6,438,393 km (0.091 R)
• M10: 7,045,162 km (0.069 R)
• M11: 8,164,453 km (0.067 R)
• M12: 8,839,888 km (0.08 R)
• M13: 10,755,040 km (0.108 R)
• M14: 13,557,606 km (0.097 R)
• M15: 14,201,924 km (0.071 R)
• M16: 16,591,152 km (0.071 R)
• M17: 18,930,414 km (0.116 R)
• M18: 20,954,174 km (0.103 R)
• M19: 23,188,568 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.6

Radius: 14.8

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.54 AU - 6.58 AU

Year: 5048 Days

Day: 13.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 105,921,423 km

• M1: 185,202 km (0.083 R)
• M2: 740,061 km (0.075 R)
• M3: 1,239,718 km (0.051 R)
• M4: 2,046,050 km (0.079 R)
• M5: 2,657,008 km (0.089 R)
• M6: 3,124,352 km (0.107 R)
• M7: 3,669,037 km (0.096 R)
• M8: 5,344,982 km (0.065 R)
• M9: 7,271,354 km (0.043 R)
• M10: 7,930,782 km (0.099 R)
• M11: 9,755,576 km (0.093 R)
• M12: 10,604,993 km (0.106 R)
• M13: 12,866,015 km (0.056 R)
• M14: 13,832,866 km (0.117 R)
• M15: 14,617,956 km (0.118 R)
• M16: 15,373,425 km (0.083 R)
• M17: 16,277,296 km (0.096 R)
• M18: 18,591,425 km (0.115 R)
• M19: 19,617,666 km (0.12 R)
• M20: 20,825,968 km (0.114 R)
• M21: 23,078,763 km (0.089 R)
• M22: 24,831,003 km (0.117 R)
• M23: 27,100,851 km (0.099 R)
• M24: 29,873,947 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.8

Radius: 10.6

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.82 AU - 7.8 AU

Year: 6842 Days

Day: 5.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 105,921,423 km

• M1: 131,796 km (0.052 R)
• M2: 669,151 km (0.057 R)
• M3: 1,834,369 km (0.089 R)
• M4: 2,467,318 km (0.109 R)
• M5: 3,542,627 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.2

Radius: 4

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 11.89 AU - 14.91 AU

Year: 18885 Days

Day: 20.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 105,921,423 km

• M1: 55,950 km (0.112 R)
• M2: 232,475 km (0.105 R)
• M3: 358,586 km (0.075 R)
• M4: 787,633 km (0.08 R)
• M5: 928,554 km (0.087 R)
• M6: 1,225,356 km (0.089 R)
• M7: 1,350,420 km (0.116 R)
• M8: 1,856,958 km (0.103 R)
• M9: 2,126,833 km (0.057 R)
• M10: 2,422,289 km (0.075 R)
• M11: 3,256,746 km (0.112 R)
• M12: 3,623,709 km (0.101 R)
• M13: 3,909,890 km (0.086 R)
• M14: 4,210,881 km (0.067 R)
• M15: 6,313,479 km (0.081 R)
• M16: 7,485,279 km (0.075 R)
• M17: 10,454,647 km (0.077 R)
• M18: 11,033,591 km (0.055 R)
• M19: 11,633,478 km (0.089 R)
• M20: 11,800,878 km (0.109 R)
• M21: 13,441,069 km (0.093 R)
• M22: 20,291,156 km (0.114 R)
• M23: 27,147,226 km (0.1 R)
• M24: 27,738,437 km (0.099 R)
• M25: 28,539,983 km (0.093 R)
• M26: 36,819,477 km (0.091 R)
• M27: 37,787,076 km (0.09 R)
• M28: 40,791,300 km (0.072 R)
• M29: 41,827,116 km (0.068 R)
• M30: 43,279,711 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.7

Radius: 7.3

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 14.77 AU - 20.69 AU

Year: 28743 Days

Day: 17.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 105,921,423 km

• M1: 91,703 km (0.039 R)
• M2: 328,667 km (0.076 R)
• M3: 1,499,569 km (0.06 R)
• M4: 3,430,279 km (0.069 R)
• M5: 3,723,790 km (0.091 R)
• M6: 4,324,126 km (0.085 R)
• M7: 4,745,992 km (0.083 R)
• M8: 5,322,094 km (0.058 R)
• M9: 5,990,048 km (0.088 R)
• M10: 6,465,620 km (0.049 R)
• M11: 7,173,367 km (0.103 R)
• M12: 9,734,633 km (0.085 R)
• M13: 10,663,037 km (0.059 R)
• M14: 13,559,102 km (0.109 R)
• M15: 13,964,812 km (0.077 R)
• M16: 15,492,505 km (0.115 R)
• M17: 21,605,822 km (0.064 R)
• M18: 25,191,384 km (0.086 R)
• M19: 26,427,661 km (0.118 R)
• M20: 28,887,050 km (0.101 R)
• M21: 34,555,612 km (0.087 R)
• M22: 36,080,463 km (0.117 R)
• M23: 46,182,059 km (0.108 R)
• M24: 49,927,541 km (0.097 R)
• M25: 53,668,835 km (0.067 R)
• M26: 54,479,505 km (0.042 R)
• M27: 59,516,316 km (0.055 R)
• M28: 66,005,872 km (0.094 R)
• M29: 72,951,551 km (0.105 R)
• M30: 74,698,106 km (0.091 R)
• M31: 76,728,149 km (0.114 R)
• M32: 83,038,487 km (0.114 R)
• M33: 86,042,861 km (0.107 R)
• M34: 91,689,582 km (0.107 R)
• M35: 99,089,142 km (0.088 R)
• M36: 100,922,464 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 16,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit