🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.38 AU - 1.8 AU

Year: 701 Days

Day: 40.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.61 AU - 2.77 AU

Year: 1543 Days

Day: 27.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.2

Radius: 10.1

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.19 AU - 8.67 AU

Year: 7085 Days

Day: 10 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 101,215,324 km

• M1: 125,662 km (0.066 R)
• M2: 500,405 km (0.037 R)
• M3: 969,544 km (0.086 R)
• M4: 1,415,345 km (0.074 R)
• M5: 1,781,262 km (0.063 R)
• M6: 2,176,499 km (0.104 R)
• M7: 3,059,127 km (0.12 R)
• M8: 3,440,302 km (0.043 R)
• M9: 4,298,994 km (0.107 R)
• M10: 5,680,381 km (0.115 R)
• M11: 6,839,615 km (0.062 R)
• M12: 7,776,995 km (0.079 R)
• M13: 8,753,570 km (0.108 R)
• M14: 9,857,602 km (0.112 R)
• M15: 15,732,161 km (0.117 R)
• M16: 18,651,563 km (0.073 R)
• M17: 19,021,519 km (0.042 R)
• M18: 24,113,681 km (0.066 R)
• M19: 25,994,874 km (0.092 R)
• M20: 26,456,832 km (0.106 R)
• M21: 28,849,201 km (0.057 R)
• M22: 30,453,938 km (0.046 R)
• M23: 31,695,899 km (0.072 R)
• M24: 34,613,207 km (0.117 R)
• M25: 38,178,274 km (0.043 R)
• M26: 39,378,498 km (0.118 R)
• M27: 41,602,270 km (0.114 R)
• M28: 42,234,471 km (0.102 R)
• M29: 43,001,609 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.5

Radius: 14.5

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.28 AU - 11.3 AU

Year: 13271 Days

Day: 9.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,215,324 km

• M1: 180,415 km (0.067 R)
• M2: 635,193 km (0.119 R)
• M3: 1,250,339 km (0.074 R)
• M4: 2,039,917 km (0.069 R)
• M5: 3,470,820 km (0.117 R)
• M6: 4,371,549 km (0.105 R)
• M7: 5,010,332 km (0.11 R)
• M8: 6,556,575 km (0.094 R)
• M9: 8,545,928 km (0.101 R)
• M10: 10,628,630 km (0.112 R)
• M11: 16,899,323 km (0.114 R)
• M12: 19,136,260 km (0.12 R)
• M13: 19,725,078 km (0.081 R)
• M14: 24,980,002 km (0.096 R)
• M15: 25,785,287 km (0.078 R)
• M16: 37,366,556 km (0.116 R)
• M17: 45,310,652 km (0.049 R)
• M18: 58,435,172 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.1

Radius: 8.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.13 AU - 14.57 AU

Year: 15184 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,215,324 km

• M1: 101,876 km (0.078 R)
• M2: 403,017 km (0.077 R)
• M3: 814,411 km (0.092 R)
• M4: 1,151,305 km (0.097 R)
• M5: 1,632,711 km (0.073 R)
• M6: 3,016,043 km (0.085 R)
• M7: 3,509,267 km (0.098 R)
• M8: 4,130,547 km (0.103 R)
• M9: 5,874,409 km (0.102 R)
• M10: 8,464,397 km (0.112 R)
• M11: 8,966,896 km (0.082 R)
• M12: 11,030,300 km (0.12 R)
• M13: 14,898,901 km (0.093 R)
• M14: 18,944,626 km (0.086 R)
• M15: 22,381,188 km (0.112 R)
• M16: 28,559,729 km (0.092 R)
• M17: 32,439,849 km (0.111 R)
• M18: 32,744,281 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.7

Radius: 14.9

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.37 AU - 14.79 AU

Year: 15610 Days

Day: 8.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 101,215,324 km

• M1: 185,352 km (0.098 R)
• M2: 931,396 km (0.09 R)
• M3: 1,445,415 km (0.109 R)
• M4: 1,964,968 km (0.106 R)
• M5: 2,651,622 km (0.055 R)
• M6: 3,886,104 km (0.096 R)
• M7: 5,140,632 km (0.052 R)
• M8: 5,614,408 km (0.054 R)
• M9: 6,380,200 km (0.1 R)
• M10: 7,256,394 km (0.095 R)
• M11: 7,987,330 km (0.104 R)
• M12: 8,672,637 km (0.051 R)
• M13: 12,107,105 km (0.081 R)
• M14: 14,356,608 km (0.081 R)
• M15: 16,146,098 km (0.099 R)
• M16: 20,081,719 km (0.073 R)
• M17: 21,093,150 km (0.119 R)
• M18: 24,237,847 km (0.092 R)
• M19: 25,676,829 km (0.093 R)
• M20: 32,233,404 km (0.103 R)
• M21: 32,806,364 km (0.093 R)
• M22: 35,045,994 km (0.09 R)
• M23: 38,658,035 km (0.084 R)
• M24: 44,037,873 km (0.057 R)
• M25: 44,743,676 km (0.104 R)
• M26: 46,322,831 km (0.106 R)
• M27: 51,751,439 km (0.087 R)
• M28: 52,854,125 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.9

Radius: 9.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.18 AU - 14.54 AU

Year: 16134 Days

Day: 6.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 101,215,324 km

• M1: 114,891 km (0.071 R)
• M2: 470,037 km (0.033 R)
• M3: 1,329,027 km (0.054 R)
• M4: 2,887,089 km (0.067 R)
• M5: 3,176,711 km (0.057 R)
• M6: 5,254,476 km (0.065 R)
• M7: 7,670,032 km (0.113 R)
• M8: 10,072,425 km (0.101 R)
• M9: 13,962,119 km (0.061 R)
• M10: 15,288,005 km (0.118 R)
• M11: 15,981,391 km (0.102 R)
• M12: 16,368,401 km (0.104 R)
• M13: 17,295,758 km (0.07 R)
• M14: 19,767,115 km (0.073 R)
• M15: 20,590,053 km (0.098 R)
• M16: 23,776,038 km (0.052 R)
• M17: 26,460,572 km (0.074 R)
• M18: 28,862,815 km (0.073 R)
• M19: 33,044,374 km (0.034 R)
• M20: 36,712,215 km (0.089 R)
• M21: 38,413,442 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.3

Radius: 3.2

Gravity: 67.41 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 15.89 AU - 23.49 AU

Year: 30566 Days

Day: 19.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 101,215,324 km

• M1: 41,588 km (0.069 R)
• M2: 147,204 km (0.115 R)
• M3: 257,009 km (0.092 R)
• M4: 416,630 km (0.097 R)
• M5: 767,138 km (0.085 R)
• M6: 873,652 km (0.097 R)
• M7: 1,601,744 km (0.06 R)
• M8: 1,838,707 km (0.09 R)
• M9: 3,449,278 km (0.11 R)
• M10: 4,194,425 km (0.089 R)
• M11: 5,248,192 km (0.097 R)
• M12: 6,466,518 km (0.081 R)
• M13: 6,661,892 km (0.092 R)
• M14: 7,167,084 km (0.106 R)
• M15: 10,611,276 km (0.102 R)
• M16: 17,712,837 km (0.106 R)
• M17: 19,173,959 km (0.087 R)
• M18: 20,295,345 km (0.077 R)
• M19: 21,675,834 km (0.114 R)
• M20: 24,740,795 km (0.055 R)
• M21: 26,191,146 km (0.119 R)
• M22: 27,697,148 km (0.044 R)
• M23: 41,204,938 km (0.096 R)
• M24: 44,453,456 km (0.103 R)
• M25: 49,169,379 km (0.07 R)
• M26: 54,207,836 km (0.116 R)
• M27: 60,651,764 km (0.104 R)
• M28: 61,736,648 km (0.11 R)
• M29: 66,434,769 km (0.074 R)
• M30: 74,042,868 km (0.101 R)
• M31: 82,211,211 km (0.095 R)
• M32: 88,162,064 km (0.109 R)
• M33: 90,114,017 km (0.105 R)
• M34: 94,683,634 km (0.092 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 11,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit