🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.59 AU - 0.77 AU

Year: 212 Days

Day: 25.9 Hours

Environment

Temp: 116 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.82 AU - 1.02 AU

Year: 334 Days

Day: 36.9 Hours

Environment

Temp: 37 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.49 AU - 2.12 AU

Year: 915 Days

Day: 44.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,396,809 km

• M1: 31,116 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.61 AU - 3.41 AU

Year: 1978 Days

Day: 38.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,396,809 km

• M1: 36,053 km (0.093 R)
• M2: 803,789 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.4 AU - 4.5 AU

Year: 2973 Days

Day: 14.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.2

Radius: 11.2

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.08 AU - 5.3 AU

Year: 3847 Days

Day: 10.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,396,809 km

• M1: 141,968 km (0.037 R)
• M2: 493,523 km (0.091 R)
• M3: 907,760 km (0.091 R)
• M4: 1,560,904 km (0.094 R)
• M5: 1,947,764 km (0.108 R)
• M6: 2,324,153 km (0.07 R)
• M7: 4,488,385 km (0.105 R)
• M8: 5,000,010 km (0.044 R)
• M9: 6,198,887 km (0.114 R)
• M10: 6,928,925 km (0.081 R)
• M11: 7,347,799 km (0.092 R)
• M12: 8,060,184 km (0.083 R)
• M13: 8,892,696 km (0.064 R)
• M14: 9,622,883 km (0.08 R)
• M15: 10,023,057 km (0.074 R)
• M16: 12,949,042 km (0.091 R)
• M17: 14,554,826 km (0.105 R)
• M18: 15,029,500 km (0.047 R)
• M19: 15,514,346 km (0.066 R)
• M20: 16,233,314 km (0.076 R)
• M21: 17,916,888 km (0.12 R)
• M22: 19,018,826 km (0.117 R)
• M23: 19,650,129 km (0.114 R)
• M24: 24,616,180 km (0.084 R)
• M25: 24,989,277 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.8

Radius: 13.3

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.57 AU - 7.51 AU

Year: 5622 Days

Day: 5.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,396,809 km

• M1: 166,802 km (0.052 R)
• M2: 668,403 km (0.093 R)
• M3: 1,394,551 km (0.118 R)
• M4: 1,814,921 km (0.089 R)
• M5: 2,735,696 km (0.055 R)
• M6: 3,282,028 km (0.114 R)
• M7: 4,810,020 km (0.031 R)
• M8: 5,373,556 km (0.118 R)
• M9: 6,107,782 km (0.064 R)
• M10: 6,599,959 km (0.046 R)
• M11: 8,475,617 km (0.106 R)
• M12: 9,173,491 km (0.1 R)
• M13: 13,525,443 km (0.092 R)
• M14: 15,120,306 km (0.089 R)
• M15: 15,719,146 km (0.055 R)
• M16: 20,292,802 km (0.075 R)
• M17: 20,728,281 km (0.089 R)
• M18: 21,244,244 km (0.069 R)
• M19: 23,953,461 km (0.097 R)
• M20: 26,280,756 km (0.088 R)
• M21: 30,615,055 km (0.119 R)
• M22: 31,188,314 km (0.098 R)
• M23: 33,051,256 km (0.12 R)
• M24: 33,959,016 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.1

Radius: 10.1

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 7.35 AU - 10.57 AU

Year: 10158 Days

Day: 9.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,396,809 km

• M1: 134,937 km (0.074 R)
• M2: 539,151 km (0.033 R)
• M3: 893,847 km (0.118 R)
• M4: 1,284,298 km (0.118 R)
• M5: 1,728,304 km (0.065 R)
• M6: 2,201,482 km (0.089 R)
• M7: 2,718,343 km (0.06 R)
• M8: 3,338,276 km (0.084 R)
• M9: 3,784,826 km (0.077 R)
• M10: 4,104,367 km (0.078 R)
• M11: 4,529,225 km (0.101 R)
• M12: 6,234,940 km (0.069 R)
• M13: 8,421,313 km (0.11 R)
• M14: 12,072,099 km (0.096 R)
• M15: 13,248,238 km (0.054 R)
• M16: 15,153,367 km (0.11 R)
• M17: 15,895,671 km (0.066 R)
• M18: 17,379,832 km (0.062 R)
• M19: 18,495,084 km (0.117 R)
• M20: 20,867,706 km (0.038 R)
• M21: 23,704,231 km (0.104 R)
• M22: 24,337,330 km (0.116 R)
• M23: 25,167,897 km (0.116 R)
• M24: 33,853,699 km (0.08 R)
• M25: 37,142,010 km (0.102 R)
• M26: 37,873,394 km (0.041 R)
• M27: 39,490,996 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.2

Radius: 3.7

Gravity: 70.58 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 11.54 AU - 14.2 AU

Year: 17487 Days

Day: 20.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 39,396,809 km

• M1: 46,076 km (0.107 R)
• M2: 371,452 km (0.093 R)
• M3: 493,224 km (0.084 R)
• M4: 876,344 km (0.1 R)
• M5: 1,192,744 km (0.085 R)
• M6: 1,369,718 km (0.101 R)
• M7: 2,236,787 km (0.103 R)
• M8: 2,483,325 km (0.074 R)
• M9: 2,848,343 km (0.048 R)
• M10: 3,220,393 km (0.08 R)
• M11: 3,776,000 km (0.076 R)
• M12: 4,925,211 km (0.05 R)
• M13: 5,074,210 km (0.104 R)
• M14: 5,659,886 km (0.089 R)
• M15: 7,010,755 km (0.086 R)
• M16: 13,667,261 km (0.108 R)
• M17: 14,639,797 km (0.093 R)
• M18: 16,973,973 km (0.039 R)
• M19: 17,833,113 km (0.104 R)
• M20: 18,273,380 km (0.084 R)
• M21: 20,873,540 km (0.105 R)
• M22: 22,771,937 km (0.118 R)
• M23: 31,773,391 km (0.105 R)
• M24: 35,094,314 km (0.095 R)
• M25: 35,231,795 km (0.107 R)
• M26: 35,646,181 km (0.11 R)
• M27: 40,271,747 km (0.078 R)
• M28: 45,444,392 km (0.102 R)
• M29: 49,818,634 km (0.111 R)
• M30: 50,166,150 km (0.054 R)
• M31: 54,097,881 km (0.063 R)
• M32: 56,893,117 km (0.119 R)
• M33: 63,378,335 km (0.096 R)
• M34: 63,786,438 km (0.037 R)
• M35: 64,814,474 km (0.108 R)
• M36: 66,062,719 km (0.07 R)
• M37: 68,606,930 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.6

Radius: 6.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 11.73 AU - 14.57 AU

Year: 18061 Days

Day: 19.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,396,809 km

• M1: 79,736 km (0.114 R)
• M2: 443,707 km (0.092 R)
• M3: 1,206,058 km (0.102 R)
• M4: 4,592,804 km (0.079 R)
• M5: 5,512,831 km (0.071 R)
• M6: 9,047,829 km (0.071 R)
• M7: 12,171,432 km (0.115 R)
• M8: 12,995,717 km (0.105 R)
• M9: 14,938,843 km (0.084 R)
• M10: 28,078,174 km (0.083 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 18,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit