🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.79 AU - 1.31 AU

Year: 414 Days

Day: 41.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,037,753 km

• M1: 62,682 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.34 AU - 1.74 AU

Year: 736 Days

Day: 16.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.68 AU - 4.28 AU

Year: 3057 Days

Day: 47.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.2

Radius: 11.8

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.88 AU - 4.7 AU

Year: 3421 Days

Day: 9.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,037,753 km

• M1: 148,102 km (0.037 R)
• M2: 741,706 km (0.119 R)
• M3: 1,185,713 km (0.11 R)
• M4: 1,923,829 km (0.1 R)
• M5: 2,420,194 km (0.095 R)
• M6: 2,843,407 km (0.094 R)
• M7: 3,491,913 km (0.1 R)
• M8: 3,970,028 km (0.116 R)
• M9: 4,611,205 km (0.051 R)
• M10: 5,373,556 km (0.058 R)
• M11: 5,870,071 km (0.113 R)
• M12: 7,614,232 km (0.065 R)
• M13: 8,386,157 km (0.118 R)
• M14: 11,639,014 km (0.111 R)
• M15: 12,190,581 km (0.064 R)
• M16: 12,615,588 km (0.052 R)
• M17: 16,725,491 km (0.097 R)
• M18: 17,250,729 km (0.091 R)
• M19: 18,893,164 km (0.107 R)
• M20: 21,514,567 km (0.083 R)
• M21: 22,206,009 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.6

Radius: 12.4

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.6 AU - 5.2 AU

Year: 3553 Days

Day: 6 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,037,753 km

• M1: 154,235 km (0.062 R)
• M2: 855,999 km (0.118 R)
• M3: 1,298,510 km (0.098 R)
• M4: 1,779,167 km (0.1 R)
• M5: 2,308,744 km (0.075 R)
• M6: 2,765,915 km (0.028 R)
• M7: 3,500,889 km (0.071 R)
• M8: 4,171,088 km (0.106 R)
• M9: 5,285,891 km (0.117 R)
• M10: 5,794,524 km (0.096 R)
• M11: 6,252,293 km (0.09 R)
• M12: 7,089,293 km (0.055 R)
• M13: 7,934,372 km (0.051 R)
• M14: 9,787,590 km (0.117 R)
• M15: 10,755,489 km (0.093 R)
• M16: 12,881,274 km (0.117 R)
• M17: 14,380,843 km (0.077 R)
• M18: 14,972,204 km (0.108 R)
• M19: 15,528,409 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.9

Radius: 5.9

Gravity: 23.12 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 11.2 AU - 18.48 AU

Year: 22010 Days

Day: 23.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,037,753 km

• M1: 74,500 km (0.083 R)
• M2: 298,149 km (0.067 R)
• M3: 688,150 km (0.075 R)
• M4: 1,047,335 km (0.111 R)
• M5: 1,628,971 km (0.04 R)
• M6: 1,950,457 km (0.07 R)
• M7: 2,823,211 km (0.116 R)
• M8: 3,404,698 km (0.109 R)
• M9: 3,866,806 km (0.08 R)
• M10: 4,953,185 km (0.116 R)
• M11: 5,303,544 km (0.104 R)
• M12: 7,507,569 km (0.061 R)
• M13: 8,234,914 km (0.119 R)
• M14: 11,685,538 km (0.04 R)
• M15: 11,890,039 km (0.059 R)
• M16: 14,770,995 km (0.092 R)
• M17: 16,160,908 km (0.11 R)
• M18: 17,635,644 km (0.073 R)
• M19: 19,770,705 km (0.088 R)
• M20: 23,774,393 km (0.084 R)
• M21: 27,558,471 km (0.118 R)
• M22: 28,656,071 km (0.038 R)
• M23: 31,857,615 km (0.101 R)
• M24: 32,930,381 km (0.119 R)
• M25: 35,147,870 km (0.118 R)
• M26: 36,148,530 km (0.111 R)
• M27: 37,168,040 km (0.112 R)
• M28: 38,057,100 km (0.054 R)
• M29: 41,914,481 km (0.073 R)
• M30: 43,201,771 km (0.089 R)
• M31: 43,527,744 km (0.118 R)
• M32: 51,119,238 km (0.097 R)
• M33: 54,843,776 km (0.12 R)
• M34: 58,745,289 km (0.116 R)
• M35: 69,077,266 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.3

Radius: 6.6

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 17.83 AU - 19.63 AU

Year: 31209 Days

Day: 22.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 91.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,037,753 km

• M1: 85,720 km (0.059 R)
• M2: 435,031 km (0.1 R)
• M3: 792,719 km (0.034 R)
• M4: 1,273,078 km (0.101 R)
• M5: 1,605,335 km (0.095 R)
• M6: 1,994,289 km (0.064 R)
• M7: 2,256,684 km (0.077 R)
• M8: 2,617,065 km (0.114 R)
• M9: 3,576,735 km (0.074 R)
• M10: 3,999,649 km (0.082 R)
• M11: 5,596,157 km (0.047 R)
• M12: 5,854,513 km (0.104 R)
• M13: 7,067,901 km (0.076 R)
• M14: 9,012,524 km (0.114 R)
• M15: 12,412,734 km (0.101 R)
• M16: 14,557,219 km (0.063 R)
• M17: 15,295,933 km (0.068 R)
• M18: 15,632,080 km (0.117 R)
• M19: 17,753,827 km (0.085 R)
• M20: 19,076,272 km (0.114 R)
• M21: 21,704,407 km (0.066 R)
• M22: 25,141,568 km (0.078 R)
• M23: 26,685,119 km (0.07 R)
• M24: 27,050,137 km (0.044 R)
• M25: 27,665,882 km (0.11 R)
• M26: 33,071,601 km (0.11 R)
• M27: 36,094,974 km (0.101 R)
• M28: 36,541,374 km (0.079 R)
• M29: 37,597,386 km (0.075 R)
• M30: 47,497,174 km (0.116 R)
• M31: 58,795,554 km (0.056 R)
• M32: 59,207,097 km (0.115 R)
• M33: 79,528,472 km (0.04 R)
• M34: 80,537,360 km (0.04 R)
• M35: 88,107,910 km (0.084 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 10,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit