🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.04 AU - 1.48 AU

Year: 497 Days

Day: 24.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 82,128,496 km

• M1: 325,076 km (0.05 R)
• M2: 709,842 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.83 AU - 1.85 AU

Year: 877 Days

Day: 17.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.7

Radius: 15

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.5 AU - 6.66 AU

Year: 4633 Days

Day: 8.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,128,496 km

• M1: 193,131 km (0.104 R)
• M2: 829,819 km (0.092 R)
• M3: 1,687,614 km (0.074 R)
• M4: 2,290,044 km (0.056 R)
• M5: 2,874,074 km (0.044 R)
• M6: 3,516,597 km (0.108 R)
• M7: 5,067,179 km (0.037 R)
• M8: 6,746,116 km (0.099 R)
• M9: 7,268,811 km (0.101 R)
• M10: 8,104,016 km (0.11 R)
• M11: 11,724,434 km (0.11 R)
• M12: 13,940,726 km (0.107 R)
• M13: 14,576,368 km (0.102 R)
• M14: 15,231,158 km (0.1 R)
• M15: 16,192,324 km (0.098 R)
• M16: 26,024,345 km (0.109 R)
• M17: 26,664,923 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.3

Radius: 11.3

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.72 AU - 7.12 AU

Year: 5062 Days

Day: 6.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,128,496 km

• M1: 140,772 km (0.061 R)
• M2: 497,563 km (0.113 R)
• M3: 1,016,966 km (0.079 R)
• M4: 1,467,555 km (0.074 R)
• M5: 2,906,986 km (0.112 R)
• M6: 3,318,380 km (0.112 R)
• M7: 4,236,761 km (0.072 R)
• M8: 4,668,501 km (0.105 R)
• M9: 5,878,000 km (0.088 R)
• M10: 7,978,952 km (0.092 R)
• M11: 8,677,873 km (0.12 R)
• M12: 9,905,174 km (0.12 R)
• M13: 12,506,831 km (0.087 R)
• M14: 13,197,375 km (0.11 R)
• M15: 16,101,219 km (0.058 R)
• M16: 17,458,520 km (0.104 R)
• M17: 19,537,033 km (0.072 R)
• M18: 20,265,276 km (0.109 R)
• M19: 21,426,005 km (0.056 R)
• M20: 23,656,061 km (0.051 R)
• M21: 25,563,883 km (0.117 R)
• M22: 26,837,409 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.1

Radius: 12.9

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.54 AU - 7.46 AU

Year: 5824 Days

Day: 9.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,128,496 km

• M1: 160,369 km (0.111 R)
• M2: 593,904 km (0.076 R)
• M3: 1,016,667 km (0.085 R)
• M4: 1,541,456 km (0.088 R)
• M5: 2,135,360 km (0.098 R)
• M6: 2,845,352 km (0.114 R)
• M7: 3,247,471 km (0.096 R)
• M8: 3,850,200 km (0.07 R)
• M9: 5,281,553 km (0.046 R)
• M10: 5,784,501 km (0.077 R)
• M11: 7,586,706 km (0.102 R)
• M12: 8,438,965 km (0.097 R)
• M13: 9,091,212 km (0.094 R)
• M14: 10,132,563 km (0.117 R)
• M15: 10,703,129 km (0.116 R)
• M16: 14,283,305 km (0.073 R)
• M17: 16,509,471 km (0.119 R)
• M18: 17,185,803 km (0.055 R)
• M19: 18,714,843 km (0.088 R)
• M20: 19,888,439 km (0.101 R)
• M21: 21,110,354 km (0.104 R)
• M22: 23,491,354 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.3

Radius: 11.3

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 10.35 AU - 12.57 AU

Year: 13635 Days

Day: 5.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,128,496 km

• M1: 147,204 km (0.093 R)
• M2: 574,905 km (0.081 R)
• M3: 1,500,018 km (0.098 R)
• M4: 1,943,276 km (0.089 R)
• M5: 3,122,706 km (0.057 R)
• M6: 3,991,870 km (0.057 R)
• M7: 4,364,368 km (0.092 R)
• M8: 4,823,035 km (0.094 R)
• M9: 7,533,300 km (0.093 R)
• M10: 7,970,575 km (0.112 R)
• M11: 8,378,678 km (0.091 R)
• M12: 8,992,777 km (0.077 R)
• M13: 9,385,322 km (0.049 R)
• M14: 10,205,118 km (0.046 R)
• M15: 10,850,782 km (0.098 R)
• M16: 11,638,415 km (0.084 R)
• M17: 12,164,401 km (0.096 R)
• M18: 13,453,935 km (0.11 R)
• M19: 14,495,884 km (0.114 R)
• M20: 15,520,929 km (0.069 R)
• M21: 17,036,206 km (0.03 R)
• M22: 18,333,369 km (0.081 R)
• M23: 21,995,375 km (0.069 R)
• M24: 26,217,625 km (0.111 R)
• M25: 26,818,560 km (0.088 R)
• M26: 30,180,323 km (0.074 R)
• M27: 33,227,183 km (0.026 R)
• M28: 38,237,365 km (0.076 R)
• M29: 38,622,580 km (0.106 R)
• M30: 52,681,040 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.1

Radius: 7.6

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 13.83 AU - 18.57 AU

Year: 22917 Days

Day: 16.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,128,496 km

• M1: 94,546 km (0.12 R)
• M2: 980,016 km (0.096 R)
• M3: 1,345,782 km (0.071 R)
• M4: 1,621,192 km (0.107 R)
• M5: 1,953,898 km (0.103 R)
• M6: 2,658,504 km (0.072 R)
• M7: 3,672,329 km (0.082 R)
• M8: 4,116,485 km (0.116 R)
• M9: 4,960,665 km (0.068 R)
• M10: 5,873,362 km (0.084 R)
• M11: 7,034,989 km (0.095 R)
• M12: 9,053,813 km (0.111 R)
• M13: 9,453,239 km (0.116 R)
• M14: 9,864,334 km (0.082 R)
• M15: 22,936,495 km (0.09 R)
• M16: 26,231,538 km (0.058 R)
• M17: 29,704,153 km (0.089 R)
• M18: 34,702,667 km (0.067 R)
• M19: 34,980,171 km (0.098 R)
• M20: 35,399,344 km (0.051 R)
• M21: 37,691,782 km (0.064 R)
• M22: 40,081,458 km (0.076 R)
• M23: 46,831,165 km (0.095 R)
• M24: 47,340,396 km (0.042 R)
• M25: 49,414,271 km (0.099 R)
• M26: 52,272,787 km (0.115 R)
• M27: 52,637,656 km (0.084 R)
• M28: 55,428,554 km (0.12 R)
• M29: 55,808,084 km (0.081 R)
• M30: 58,709,236 km (0.073 R)
• M31: 60,296,918 km (0.08 R)
• M32: 65,442,636 km (0.119 R)
• M33: 66,719,753 km (0.08 R)
• M34: 79,933,433 km (0.059 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 13,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit