🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.67 AU - 0.71 AU

Year: 217 Days

Day: 22.3 Hours

Environment

Temp: 93 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.95 AU - 1.05 AU

Year: 379 Days

Day: 25 Hours

Environment

Temp: -2 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,732,575 km

• M1: 108,608 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.95 AU - 1.05 AU

Year: 379 Days

Day: 19.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 94.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.51 AU - 2.79 AU

Year: 1634 Days

Day: 13.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 53.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,732,575 km

• M1: 527,781 km (0.072 R)

Asteroid Belt

Center: 6.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.1

Radius: 8.5

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.37 AU - 11.43 AU

Year: 10915 Days

Day: 12.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,732,575 km

• M1: 106,514 km (0.101 R)
• M2: 460,163 km (0.11 R)
• M3: 997,219 km (0.027 R)
• M4: 1,313,769 km (0.079 R)
• M5: 1,771,239 km (0.062 R)
• M6: 2,037,822 km (0.113 R)
• M7: 3,578,979 km (0.069 R)
• M8: 3,853,641 km (0.099 R)
• M9: 4,559,743 km (0.093 R)
• M10: 4,913,542 km (0.099 R)
• M11: 5,190,897 km (0.12 R)
• M12: 5,810,980 km (0.079 R)
• M13: 6,192,005 km (0.106 R)
• M14: 7,004,023 km (0.082 R)
• M15: 7,927,191 km (0.101 R)
• M16: 8,974,526 km (0.091 R)
• M17: 10,921,093 km (0.109 R)
• M18: 13,310,471 km (0.091 R)
• M19: 20,172,674 km (0.069 R)
• M20: 21,290,320 km (0.099 R)
• M21: 23,998,790 km (0.11 R)
• M22: 30,500,911 km (0.097 R)
• M23: 31,020,764 km (0.116 R)
• M24: 32,832,544 km (0.09 R)
• M25: 41,291,555 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.6

Radius: 8.2

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.77 AU - 11.53 AU

Year: 12248 Days

Day: 13.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,732,575 km

• M1: 102,026 km (0.093 R)
• M2: 366,664 km (0.09 R)
• M3: 750,832 km (0.107 R)
• M4: 2,184,279 km (0.069 R)
• M5: 3,408,438 km (0.086 R)
• M6: 3,705,090 km (0.076 R)
• M7: 4,100,328 km (0.044 R)
• M8: 7,996,754 km (0.074 R)
• M9: 9,212,686 km (0.112 R)
• M10: 10,703,578 km (0.114 R)
• M11: 11,019,978 km (0.113 R)
• M12: 11,671,626 km (0.111 R)
• M13: 18,211,746 km (0.079 R)
• M14: 19,045,155 km (0.03 R)
• M15: 19,432,315 km (0.101 R)
• M16: 19,824,560 km (0.075 R)
• M17: 20,544,126 km (0.098 R)
• M18: 25,417,875 km (0.12 R)
• M19: 28,321,270 km (0.108 R)
• M20: 30,270,381 km (0.083 R)
• M21: 33,415,078 km (0.104 R)
• M22: 43,206,109 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.9

Radius: 11.8

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.09 AU - 13.97 AU

Year: 14828 Days

Day: 8.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,732,575 km

• M1: 146,756 km (0.101 R)
• M2: 563,834 km (0.078 R)
• M3: 1,362,986 km (0.117 R)
• M4: 3,459,451 km (0.1 R)
• M5: 3,867,703 km (0.103 R)
• M6: 5,258,365 km (0.102 R)
• M7: 7,612,886 km (0.113 R)
• M8: 8,671,740 km (0.115 R)
• M9: 9,926,866 km (0.088 R)
• M10: 12,321,329 km (0.118 R)
• M11: 13,715,582 km (0.039 R)
• M12: 20,600,973 km (0.116 R)
• M13: 30,555,814 km (0.053 R)
• M14: 39,358,901 km (0.109 R)
• M15: 39,742,470 km (0.087 R)
• M16: 49,269,760 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.9

Radius: 5.3

Gravity: 33.21 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.39 AU - 16.89 AU

Year: 19080 Days

Day: 16.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,732,575 km

• M1: 66,272 km (0.11 R)
• M2: 241,152 km (0.033 R)
• M3: 574,605 km (0.119 R)
• M4: 1,877,902 km (0.085 R)
• M5: 2,337,766 km (0.042 R)
• M6: 2,817,975 km (0.073 R)
• M7: 3,304,168 km (0.05 R)
• M8: 4,618,236 km (0.114 R)
• M9: 8,929,347 km (0.049 R)
• M10: 12,783,138 km (0.119 R)
• M11: 13,285,936 km (0.094 R)
• M12: 13,951,797 km (0.072 R)
• M13: 15,430,123 km (0.028 R)
• M14: 17,882,929 km (0.057 R)
• M15: 18,602,645 km (0.092 R)
• M16: 23,758,835 km (0.11 R)
• M17: 28,077,576 km (0.095 R)
• M18: 28,804,023 km (0.078 R)
• M19: 29,667,352 km (0.075 R)
• M20: 30,675,043 km (0.047 R)
• M21: 31,058,762 km (0.062 R)
• M22: 35,915,606 km (0.053 R)
• M23: 37,933,532 km (0.119 R)
• M24: 38,672,097 km (0.056 R)
• M25: 51,648,964 km (0.084 R)
• M26: 60,198,183 km (0.038 R)
• M27: 63,451,638 km (0.09 R)
• M28: 65,332,232 km (0.086 R)
• M29: 75,294,553 km (0.095 R)
• M30: 76,929,957 km (0.107 R)
• M31: 79,547,321 km (0.083 R)
• M32: 80,513,724 km (0.044 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 16,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit