🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.18 AU - 1.64 AU

Year: 586 Days

Day: 47.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 42.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.64 AU - 2.44 AU

Year: 1019 Days

Day: 27.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.93 AU - 2.91 AU

Year: 1317 Days

Day: 45.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.95 AU - 4.51 AU

Year: 2520 Days

Day: 24.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,081,190 km

• M1: 185,202 km (0.081 R)

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221

Radius: 13.9

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.05 AU - 9.37 AU

Year: 7490 Days

Day: 10.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,081,190 km

• M1: 173,085 km (0.119 R)
• M2: 836,701 km (0.1 R)
• M3: 1,770,940 km (0.069 R)
• M4: 2,483,325 km (0.12 R)
• M5: 3,078,275 km (0.091 R)
• M6: 3,917,220 km (0.091 R)
• M7: 4,704,105 km (0.091 R)
• M8: 5,733,937 km (0.081 R)
• M9: 7,708,629 km (0.047 R)
• M10: 9,294,965 km (0.077 R)
• M11: 10,652,864 km (0.108 R)
• M12: 12,281,088 km (0.097 R)
• M13: 13,862,935 km (0.047 R)
• M14: 15,465,577 km (0.115 R)
• M15: 17,851,664 km (0.12 R)
• M16: 18,973,199 km (0.077 R)
• M17: 19,746,620 km (0.063 R)
• M18: 24,156,765 km (0.099 R)
• M19: 25,918,579 km (0.059 R)
• M20: 26,471,343 km (0.09 R)

Asteroid Belt

Center: 9.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 14.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.44 AU - 13.8 AU

Year: 12973 Days

Day: 13.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,081,190 km

• M1: 177,872 km (0.053 R)
• M2: 728,242 km (0.102 R)
• M3: 1,697,038 km (0.109 R)
• M4: 2,305,303 km (0.111 R)
• M5: 5,704,017 km (0.116 R)
• M6: 10,132,264 km (0.042 R)
• M7: 18,431,355 km (0.112 R)
• M8: 19,805,860 km (0.113 R)
• M9: 24,435,017 km (0.113 R)
• M10: 26,392,954 km (0.085 R)
• M11: 29,523,140 km (0.099 R)
• M12: 33,833,354 km (0.102 R)
• M13: 36,511,604 km (0.117 R)
• M14: 42,840,342 km (0.099 R)
• M15: 49,404,398 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 13.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 9.35 AU - 13.83 AU

Year: 13804 Days

Day: 5.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 103,081,190 km

• M1: 176,226 km (0.053 R)
• M2: 707,149 km (0.117 R)
• M3: 1,248,245 km (0.111 R)
• M4: 2,600,609 km (0.105 R)
• M5: 3,150,382 km (0.084 R)
• M6: 3,777,496 km (0.118 R)
• M7: 4,240,950 km (0.051 R)
• M8: 4,775,314 km (0.091 R)
• M9: 6,018,322 km (0.082 R)
• M10: 6,988,764 km (0.071 R)
• M11: 7,422,747 km (0.118 R)
• M12: 8,538,897 km (0.053 R)
• M13: 9,035,861 km (0.103 R)
• M14: 12,000,592 km (0.096 R)
• M15: 13,536,214 km (0.055 R)
• M16: 14,490,349 km (0.103 R)
• M17: 17,623,527 km (0.044 R)
• M18: 18,267,845 km (0.074 R)
• M19: 22,004,052 km (0.116 R)
• M20: 23,515,738 km (0.101 R)
• M21: 26,535,222 km (0.107 R)
• M22: 31,067,738 km (0.096 R)
• M23: 39,818,764 km (0.06 R)
• M24: 44,680,097 km (0.026 R)
• M25: 46,639,081 km (0.113 R)
• M26: 56,253,437 km (0.105 R)
• M27: 58,714,322 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.9

Radius: 4.2

Gravity: 20.35 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 12.58 AU - 15.46 AU

Year: 18365 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 103,081,190 km

• M1: 52,509 km (0.095 R)
• M2: 331,658 km (0.079 R)
• M3: 488,138 km (0.091 R)
• M4: 1,508,545 km (0.063 R)
• M5: 1,793,828 km (0.116 R)
• M6: 2,513,394 km (0.047 R)
• M7: 3,279,634 km (0.119 R)
• M8: 4,917,282 km (0.071 R)
• M9: 5,085,879 km (0.094 R)
• M10: 5,398,838 km (0.107 R)
• M11: 7,823,221 km (0.033 R)
• M12: 8,146,352 km (0.1 R)
• M13: 8,720,957 km (0.029 R)
• M14: 9,580,397 km (0.1 R)
• M15: 10,057,614 km (0.084 R)
• M16: 10,329,434 km (0.1 R)
• M17: 10,774,637 km (0.074 R)
• M18: 12,125,655 km (0.025 R)
• M19: 13,985,157 km (0.118 R)
• M20: 14,807,197 km (0.098 R)
• M21: 15,806,361 km (0.095 R)
• M22: 18,825,396 km (0.078 R)
• M23: 19,911,477 km (0.039 R)
• M24: 22,761,466 km (0.095 R)
• M25: 23,230,006 km (0.107 R)
• M26: 24,969,979 km (0.086 R)
• M27: 25,669,499 km (0.088 R)
• M28: 26,484,957 km (0.08 R)
• M29: 27,634,018 km (0.042 R)
• M30: 27,953,110 km (0.084 R)
• M31: 30,143,223 km (0.112 R)
• M32: 30,481,314 km (0.097 R)
• M33: 37,136,624 km (0.104 R)
• M34: 41,283,178 km (0.112 R)
• M35: 42,967,800 km (0.064 R)
• M36: 44,843,907 km (0.101 R)
• M37: 49,380,312 km (0.104 R)
• M38: 52,568,692 km (0.094 R)
• M39: 53,222,285 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882

Radius: 6.2

Gravity: 22.94 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 16.85 AU - 20.11 AU

Year: 27793 Days

Day: 21.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 103,081,190 km

• M1: 90,806 km (0.089 R)
• M2: 424,708 km (0.106 R)
• M3: 1,396,945 km (0.061 R)
• M4: 1,591,871 km (0.112 R)
• M5: 1,785,002 km (0.111 R)
• M6: 2,290,194 km (0.057 R)
• M7: 6,001,119 km (0.101 R)
• M8: 14,064,743 km (0.096 R)
• M9: 15,498,938 km (0.119 R)
• M10: 19,152,716 km (0.119 R)
• M11: 29,825,178 km (0.032 R)
• M12: 37,727,835 km (0.073 R)
• M13: 42,326,474 km (0.09 R)
• M14: 43,706,065 km (0.09 R)
• M15: 44,055,526 km (0.109 R)
• M16: 45,651,286 km (0.038 R)
• M17: 46,191,783 km (0.082 R)
• M18: 49,524,076 km (0.114 R)
• M19: 54,817,746 km (0.078 R)
• M20: 56,249,248 km (0.094 R)
• M21: 73,922,591 km (0.076 R)
• M22: 84,543,142 km (0.105 R)
• M23: 95,253,901 km (0.076 R)
• M24: 102,772,540 km (0.099 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 20,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit