🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.74 AU - 1.02 AU

Year: 308 Days

Day: 40.6 Hours

Environment

Temp: 83 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,620,060 km

• M1: 37,998 km (0.067 R)
• M2: 66,272 km (0.04 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.66 AU - 1.1 AU

Year: 308 Days

Day: 17 Hours

Environment

Temp: 83 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.02 AU - 1.24 AU

Year: 448 Days

Day: 31 Hours

Environment

Temp: 7 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.53 AU - 4.39 AU

Year: 2938 Days

Day: 25.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105

Radius: 14.8

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.35 AU - 11.19 AU

Year: 10521 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,620,060 km

• M1: 184,155 km (0.107 R)
• M2: 1,676,244 km (0.054 R)
• M3: 4,019,246 km (0.098 R)
• M4: 4,664,910 km (0.111 R)
• M5: 6,048,691 km (0.084 R)
• M6: 7,760,390 km (0.08 R)
• M7: 8,654,386 km (0.105 R)
• M8: 9,736,129 km (0.114 R)
• M9: 11,935,965 km (0.025 R)
• M10: 13,078,594 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.1

Radius: 9.8

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.3 AU - 11.48 AU

Year: 14330 Days

Day: 10.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,620,060 km

• M1: 121,922 km (0.086 R)
• M2: 463,454 km (0.119 R)
• M3: 980,315 km (0.061 R)
• M4: 1,806,693 km (0.096 R)
• M5: 2,144,037 km (0.064 R)
• M6: 2,481,529 km (0.118 R)
• M7: 2,831,588 km (0.06 R)
• M8: 3,551,453 km (0.115 R)
• M9: 4,205,346 km (0.091 R)
• M10: 4,804,336 km (0.099 R)
• M11: 5,940,681 km (0.049 R)
• M12: 6,450,361 km (0.083 R)
• M13: 8,062,128 km (0.089 R)
• M14: 8,443,154 km (0.099 R)
• M15: 9,139,084 km (0.081 R)
• M16: 10,198,835 km (0.09 R)
• M17: 11,397,712 km (0.06 R)
• M18: 11,756,897 km (0.101 R)
• M19: 12,815,900 km (0.093 R)
• M20: 13,467,848 km (0.093 R)
• M21: 17,455,828 km (0.084 R)
• M22: 19,334,777 km (0.101 R)
• M23: 19,932,570 km (0.096 R)
• M24: 25,981,709 km (0.025 R)
• M25: 29,420,665 km (0.08 R)
• M26: 29,984,200 km (0.056 R)
• M27: 31,132,514 km (0.033 R)
• M28: 32,190,919 km (0.114 R)
• M29: 35,130,666 km (0.119 R)
• M30: 37,056,141 km (0.066 R)
• M31: 47,131,557 km (0.08 R)
• M32: 52,709,912 km (0.056 R)
• M33: 56,953,405 km (0.084 R)
• M34: 59,069,018 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.3

Radius: 7.3

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 13.85 AU - 16.59 AU

Year: 22135 Days

Day: 23.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,620,060 km

• M1: 90,806 km (0.111 R)
• M2: 326,572 km (0.085 R)
• M3: 560,842 km (0.098 R)
• M4: 914,043 km (0.039 R)
• M5: 1,791,285 km (0.093 R)
• M6: 2,345,395 km (0.083 R)
• M7: 2,615,719 km (0.084 R)
• M8: 4,100,328 km (0.116 R)
• M9: 8,249,575 km (0.064 R)
• M10: 10,054,622 km (0.034 R)
• M11: 11,018,332 km (0.118 R)
• M12: 13,694,787 km (0.08 R)
• M13: 13,984,110 km (0.079 R)
• M14: 15,886,546 km (0.064 R)
• M15: 16,125,902 km (0.11 R)
• M16: 23,951,965 km (0.043 R)
• M17: 25,120,026 km (0.09 R)
• M18: 25,993,079 km (0.105 R)
• M19: 32,936,963 km (0.06 R)
• M20: 34,780,757 km (0.055 R)
• M21: 36,139,255 km (0.079 R)
• M22: 39,836,267 km (0.082 R)
• M23: 40,574,982 km (0.057 R)
• M24: 40,872,981 km (0.091 R)
• M25: 42,385,266 km (0.106 R)
• M26: 44,248,657 km (0.05 R)
• M27: 46,328,217 km (0.047 R)
• M28: 46,817,102 km (0.092 R)
• M29: 48,471,954 km (0.093 R)
• M30: 70,390,585 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.1

Radius: 4

Gravity: 17.26 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 13.32 AU - 21.92 AU

Year: 27572 Days

Day: 20 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,620,060 km

• M1: 49,816 km (0.112 R)
• M2: 209,736 km (0.085 R)
• M3: 368,011 km (0.11 R)
• M4: 519,404 km (0.105 R)
• M5: 885,171 km (0.076 R)
• M6: 1,449,753 km (0.068 R)
• M7: 1,909,467 km (0.113 R)
• M8: 3,268,713 km (0.096 R)
• M9: 3,573,744 km (0.077 R)
• M10: 4,019,844 km (0.084 R)
• M11: 4,304,828 km (0.094 R)
• M12: 4,809,572 km (0.115 R)
• M13: 5,315,362 km (0.113 R)
• M14: 6,347,138 km (0.095 R)
• M15: 8,385,858 km (0.12 R)
• M16: 13,764,650 km (0.101 R)
• M17: 15,152,170 km (0.077 R)
• M18: 19,689,473 km (0.049 R)
• M19: 23,810,296 km (0.044 R)
• M20: 31,441,134 km (0.091 R)
• M21: 32,433,566 km (0.103 R)
• M22: 33,832,157 km (0.117 R)
• M23: 34,874,256 km (0.082 R)
• M24: 35,006,051 km (0.114 R)
• M25: 35,937,597 km (0.117 R)
• M26: 39,399,292 km (0.089 R)
• M27: 43,380,690 km (0.112 R)
• M28: 50,093,296 km (0.069 R)
• M29: 50,766,486 km (0.073 R)
• M30: 53,695,014 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 19,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit