🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.27 AU - 1.39 AU

Year: 549 Days

Day: 47 Hours

Environment

Temp: 14 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.11 AU - 3.25 AU

Year: 1571 Days

Day: 18.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.4 AU - 4.18 AU

Year: 2643 Days

Day: 32.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 12.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.8 AU - 5.9 AU

Year: 5068 Days

Day: 8.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,953,288 km

• M1: 159,172 km (0.041 R)
• M2: 690,993 km (0.102 R)
• M3: 1,251,985 km (0.089 R)
• M4: 1,718,132 km (0.105 R)
• M5: 2,271,195 km (0.103 R)
• M6: 2,995,548 km (0.111 R)
• M7: 3,635,827 km (0.1 R)
• M8: 4,389,650 km (0.066 R)
• M9: 5,628,470 km (0.117 R)
• M10: 6,544,907 km (0.08 R)
• M11: 7,220,491 km (0.03 R)
• M12: 7,977,606 km (0.08 R)
• M13: 9,650,559 km (0.068 R)
• M14: 10,144,980 km (0.079 R)
• M15: 12,631,147 km (0.039 R)
• M16: 13,223,405 km (0.112 R)
• M17: 15,499,237 km (0.084 R)
• M18: 16,642,015 km (0.114 R)
• M19: 19,031,243 km (0.094 R)
• M20: 21,501,552 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.7

Radius: 10.9

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.37 AU - 12.55 AU

Year: 15753 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,953,288 km

• M1: 135,685 km (0.109 R)
• M2: 536,757 km (0.117 R)
• M3: 1,500,915 km (0.086 R)
• M4: 2,293,485 km (0.112 R)
• M5: 3,345,457 km (0.062 R)
• M6: 3,847,059 km (0.12 R)
• M7: 5,832,522 km (0.12 R)
• M8: 7,080,617 km (0.058 R)
• M9: 7,626,948 km (0.111 R)
• M10: 8,127,802 km (0.116 R)
• M11: 10,098,006 km (0.091 R)
• M12: 10,790,794 km (0.101 R)
• M13: 12,909,997 km (0.118 R)
• M14: 15,348,891 km (0.091 R)
• M15: 16,148,492 km (0.067 R)
• M16: 17,706,703 km (0.086 R)
• M17: 23,276,980 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.1

Radius: 6.5

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.84 AU - 16.52 AU

Year: 19124 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,953,288 km

• M1: 97,239 km (0.095 R)
• M2: 428,149 km (0.084 R)
• M3: 676,332 km (0.11 R)
• M4: 1,535,024 km (0.07 R)
• M5: 2,341,506 km (0.089 R)
• M6: 3,040,876 km (0.06 R)
• M7: 5,371,012 km (0.106 R)
• M8: 6,268,899 km (0.113 R)
• M9: 6,615,517 km (0.08 R)
• M10: 7,431,424 km (0.054 R)
• M11: 7,996,605 km (0.063 R)
• M12: 9,212,536 km (0.077 R)
• M13: 10,123,288 km (0.079 R)
• M14: 10,708,664 km (0.101 R)
• M15: 11,485,975 km (0.099 R)
• M16: 11,946,736 km (0.109 R)
• M17: 12,240,995 km (0.096 R)
• M18: 14,437,541 km (0.085 R)
• M19: 16,446,042 km (0.096 R)
• M20: 18,398,893 km (0.095 R)
• M21: 22,312,223 km (0.119 R)
• M22: 28,694,517 km (0.058 R)
• M23: 29,010,468 km (0.118 R)
• M24: 29,222,448 km (0.104 R)
• M25: 31,287,647 km (0.106 R)
• M26: 50,040,787 km (0.109 R)
• M27: 51,422,772 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.8

Radius: 3.1

Gravity: 44.93 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 14.34 AU - 23.26 AU

Year: 29195 Days

Day: 15.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,953,288 km

• M1: 38,895 km (0.061 R)
• M2: 172,935 km (0.11 R)
• M3: 333,304 km (0.108 R)
• M4: 614,099 km (0.062 R)
• M5: 2,259,227 km (0.053 R)
• M6: 3,278,886 km (0.061 R)
• M7: 3,667,392 km (0.065 R)
• M8: 4,052,307 km (0.036 R)
• M9: 5,490,092 km (0.099 R)
• M10: 7,333,886 km (0.106 R)
• M11: 7,634,428 km (0.073 R)
• M12: 8,918,726 km (0.044 R)
• M13: 11,039,425 km (0.043 R)
• M14: 17,272,869 km (0.117 R)
• M15: 17,625,771 km (0.064 R)
• M16: 19,179,494 km (0.058 R)
• M17: 20,134,677 km (0.09 R)
• M18: 21,121,275 km (0.115 R)
• M19: 21,221,655 km (0.074 R)
• M20: 22,660,786 km (0.085 R)
• M21: 28,087,449 km (0.1 R)
• M22: 28,698,108 km (0.12 R)
• M23: 33,358,231 km (0.106 R)
• M24: 39,402,733 km (0.096 R)
• M25: 41,884,861 km (0.048 R)
• M26: 47,673,849 km (0.065 R)
• M27: 51,029,030 km (0.105 R)
• M28: 51,937,389 km (0.065 R)
• M29: 53,041,571 km (0.095 R)
• M30: 61,212,457 km (0.101 R)
• M31: 67,318,443 km (0.095 R)
• M32: 77,815,726 km (0.096 R)
• M33: 78,776,892 km (0.111 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 12,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit