🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.89 AU - 0.93 AU

Year: 322 Days

Day: 38.4 Hours

Environment

Temp: 41 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.5 AU - 1.8 AU

Year: 786 Days

Day: 18.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,686,226 km

• M1: 306,676 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.55 AU - 2.55 AU

Year: 1510 Days

Day: 16.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 145.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,686,226 km

• M1: 42,635 km (0.112 R)
• M2: 116,387 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.7

Radius: 8.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.02 AU - 9.34 AU

Year: 9484 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,686,226 km

• M1: 203,154 km (0.052 R)
• M2: 3,313,443 km (0.059 R)
• M3: 4,116,036 km (0.109 R)
• M4: 4,435,876 km (0.065 R)
• M5: 5,265,995 km (0.055 R)
• M6: 5,613,959 km (0.111 R)
• M7: 9,429,902 km (0.063 R)
• M8: 10,658,100 km (0.085 R)
• M9: 17,081,982 km (0.027 R)
• M10: 18,698,836 km (0.08 R)
• M11: 18,966,616 km (0.094 R)
• M12: 26,024,644 km (0.119 R)
• M13: 29,225,290 km (0.071 R)
• M14: 31,814,979 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.6

Radius: 8.6

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.49 AU - 9.59 AU

Year: 10080 Days

Day: 5.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,686,226 km

• M1: 109,954 km (0.067 R)
• M2: 421,417 km (0.051 R)
• M3: 1,465,012 km (0.119 R)
• M4: 2,019,122 km (0.097 R)
• M5: 2,422,438 km (0.041 R)
• M6: 4,538,500 km (0.1 R)
• M7: 5,469,149 km (0.092 R)
• M8: 5,961,625 km (0.112 R)
• M9: 7,406,441 km (0.088 R)
• M10: 12,219,902 km (0.111 R)
• M11: 13,941,923 km (0.079 R)
• M12: 16,314,695 km (0.071 R)
• M13: 16,819,737 km (0.11 R)
• M14: 29,344,819 km (0.1 R)
• M15: 30,199,472 km (0.083 R)
• M16: 31,512,492 km (0.099 R)
• M17: 33,091,797 km (0.09 R)
• M18: 37,768,825 km (0.067 R)
• M19: 44,525,113 km (0.086 R)
• M20: 45,511,113 km (0.03 R)
• M21: 47,526,795 km (0.084 R)
• M22: 48,113,368 km (0.12 R)
• M23: 49,002,279 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160

Radius: 4.8

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.14 AU - 21.76 AU

Year: 27033 Days

Day: 23.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,686,226 km

• M1: 60,886 km (0.031 R)
• M2: 345,870 km (0.095 R)
• M3: 497,263 km (0.07 R)
• M4: 720,314 km (0.037 R)
• M5: 1,211,294 km (0.089 R)
• M6: 1,651,560 km (0.088 R)
• M7: 2,060,561 km (0.1 R)
• M8: 2,534,338 km (0.049 R)
• M9: 3,861,121 km (0.056 R)
• M10: 6,833,481 km (0.06 R)
• M11: 8,531,118 km (0.109 R)
• M12: 9,789,834 km (0.12 R)
• M13: 11,693,467 km (0.092 R)
• M14: 12,113,987 km (0.041 R)
• M15: 13,370,758 km (0.094 R)
• M16: 16,288,366 km (0.102 R)
• M17: 18,940,586 km (0.1 R)
• M18: 22,689,359 km (0.104 R)
• M19: 27,530,646 km (0.106 R)
• M20: 28,273,998 km (0.116 R)
• M21: 33,375,285 km (0.099 R)
• M22: 35,952,707 km (0.115 R)
• M23: 41,499,497 km (0.089 R)
• M24: 46,835,802 km (0.092 R)
• M25: 54,748,333 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.2

Radius: 7.3

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 16.56 AU - 18.98 AU

Year: 27780 Days

Day: 24.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,686,226 km

• M1: 90,806 km (0.097 R)
• M2: 951,293 km (0.07 R)
• M3: 1,279,511 km (0.094 R)
• M4: 1,700,629 km (0.052 R)
• M5: 2,016,579 km (0.028 R)
• M6: 3,503,582 km (0.116 R)
• M7: 3,917,819 km (0.119 R)
• M8: 4,154,183 km (0.108 R)
• M9: 5,037,858 km (0.087 R)
• M10: 5,566,088 km (0.092 R)
• M11: 7,424,243 km (0.105 R)
• M12: 7,787,317 km (0.12 R)
• M13: 10,031,734 km (0.057 R)
• M14: 11,887,196 km (0.069 R)
• M15: 13,804,592 km (0.118 R)
• M16: 14,513,836 km (0.092 R)
• M17: 15,664,842 km (0.077 R)
• M18: 20,374,183 km (0.118 R)
• M19: 22,132,407 km (0.047 R)
• M20: 23,322,757 km (0.077 R)
• M21: 25,129,301 km (0.059 R)
• M22: 36,016,585 km (0.067 R)
• M23: 37,812,657 km (0.118 R)
• M24: 56,540,665 km (0.08 R)
• M25: 57,541,475 km (0.081 R)
• M26: 58,962,505 km (0.086 R)
• M27: 64,445,267 km (0.116 R)
• M28: 75,201,354 km (0.098 R)
• M29: 77,388,923 km (0.07 R)
• M30: 81,128,571 km (0.113 R)
• M31: 90,047,446 km (0.086 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: 302 - 20,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit