🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.53 AU - 0.59 AU

Year: 154 Days

Day: 21.2 Hours

Environment

Temp: 177 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,598,304 km

• M1: 72,705 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.14 AU - 1.16 AU

Year: 453 Days

Day: 22.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 107,598,304 km

• M1: 269,575 km (0.084 R)
• M2: 729,140 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.41 AU - 4.01 AU

Year: 2623 Days

Day: 39.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,598,304 km

• M1: 33,061 km (0.08 R)

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.9

Radius: 14.6

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.51 AU - 7.03 AU

Year: 5088 Days

Day: 5.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 107,598,304 km

• M1: 186,848 km (0.076 R)
• M2: 1,190,799 km (0.107 R)
• M3: 1,773,782 km (0.079 R)
• M4: 2,665,385 km (0.044 R)
• M5: 3,477,253 km (0.085 R)
• M6: 3,982,295 km (0.098 R)
• M7: 8,282,187 km (0.084 R)
• M8: 9,862,389 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.6

Radius: 10.2

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.06 AU - 6.96 AU

Year: 5409 Days

Day: 8.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,598,304 km

• M1: 126,859 km (0.049 R)
• M2: 480,359 km (0.091 R)
• M3: 1,108,221 km (0.077 R)
• M4: 1,836,613 km (0.118 R)
• M5: 3,073,189 km (0.097 R)
• M6: 3,559,831 km (0.056 R)
• M7: 5,131,955 km (0.095 R)
• M8: 5,543,200 km (0.097 R)
• M9: 6,039,864 km (0.075 R)
• M10: 10,576,569 km (0.049 R)
• M11: 11,147,285 km (0.075 R)
• M12: 12,929,744 km (0.083 R)
• M13: 13,582,439 km (0.107 R)
• M14: 17,637,739 km (0.113 R)
• M15: 20,336,185 km (0.094 R)
• M16: 21,219,112 km (0.105 R)
• M17: 22,982,272 km (0.112 R)
• M18: 24,346,754 km (0.056 R)
• M19: 30,064,235 km (0.115 R)
• M20: 31,500,225 km (0.065 R)
• M21: 32,383,451 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.4

Radius: 10

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.58 AU - 6.94 AU

Year: 5750 Days

Day: 7.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,598,304 km

• M1: 124,316 km (0.093 R)
• M2: 497,263 km (0.108 R)
• M3: 999,314 km (0.032 R)
• M4: 1,540,858 km (0.067 R)
• M5: 2,475,246 km (0.05 R)
• M6: 2,827,250 km (0.086 R)
• M7: 4,015,955 km (0.102 R)
• M8: 4,722,805 km (0.104 R)
• M9: 5,418,734 km (0.084 R)
• M10: 5,855,261 km (0.116 R)
• M11: 6,588,889 km (0.098 R)
• M12: 7,609,894 km (0.064 R)
• M13: 8,944,606 km (0.108 R)
• M14: 9,645,173 km (0.12 R)
• M15: 11,355,226 km (0.105 R)
• M16: 11,864,009 km (0.074 R)
• M17: 12,763,990 km (0.07 R)
• M18: 14,879,303 km (0.082 R)
• M19: 18,371,067 km (0.057 R)
• M20: 18,719,780 km (0.117 R)
• M21: 19,358,563 km (0.066 R)
• M22: 21,056,798 km (0.115 R)
• M23: 21,747,790 km (0.074 R)
• M24: 22,059,552 km (0.051 R)
• M25: 22,374,456 km (0.086 R)
• M26: 23,582,010 km (0.086 R)
• M27: 24,160,206 km (0.1 R)
• M28: 25,173,282 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806

Radius: 10.5

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.38 AU - 10.54 AU

Year: 10681 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 115.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,598,304 km

• M1: 131,497 km (0.091 R)
• M2: 715,527 km (0.107 R)
• M3: 1,123,330 km (0.079 R)
• M4: 2,315,326 km (0.107 R)
• M5: 2,780,725 km (0.082 R)
• M6: 3,381,211 km (0.088 R)
• M7: 8,389,897 km (0.045 R)
• M8: 8,763,144 km (0.11 R)
• M9: 9,796,117 km (0.077 R)
• M10: 11,409,979 km (0.039 R)
• M11: 12,043,825 km (0.065 R)
• M12: 14,615,712 km (0.05 R)
• M13: 17,760,858 km (0.107 R)
• M14: 20,480,996 km (0.11 R)
• M15: 20,903,310 km (0.088 R)
• M16: 21,245,142 km (0.097 R)
• M17: 23,011,294 km (0.109 R)
• M18: 24,587,607 km (0.086 R)
• M19: 25,160,716 km (0.087 R)
• M20: 26,333,863 km (0.111 R)
• M21: 27,748,161 km (0.106 R)
• M22: 35,952,407 km (0.069 R)
• M23: 38,709,945 km (0.103 R)
• M24: 41,605,561 km (0.094 R)
• M25: 44,925,737 km (0.057 R)
• M26: 50,383,964 km (0.103 R)
• M27: 51,931,854 km (0.083 R)
• M28: 52,559,716 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.6

Radius: 3.1

Gravity: 94.65 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 17.07 AU - 19.91 AU

Year: 29186 Days

Day: 23.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 107,598,304 km

• M1: 38,596 km (0.085 R)
• M2: 159,471 km (0.108 R)
• M3: 340,036 km (0.049 R)
• M4: 730,636 km (0.093 R)
• M5: 1,280,109 km (0.079 R)
• M6: 2,689,022 km (0.114 R)
• M7: 3,150,681 km (0.051 R)
• M8: 3,336,781 km (0.103 R)
• M9: 4,010,270 km (0.091 R)
• M10: 4,379,029 km (0.119 R)
• M11: 4,532,666 km (0.036 R)
• M12: 5,531,082 km (0.099 R)
• M13: 7,131,031 km (0.066 R)
• M14: 9,516,818 km (0.076 R)
• M15: 9,709,799 km (0.099 R)
• M16: 11,785,769 km (0.092 R)
• M17: 14,988,510 km (0.079 R)
• M18: 24,213,163 km (0.092 R)
• M19: 25,057,793 km (0.081 R)
• M20: 25,797,255 km (0.12 R)
• M21: 26,172,447 km (0.097 R)
• M22: 27,061,806 km (0.119 R)
• M23: 28,367,047 km (0.055 R)
• M24: 31,243,515 km (0.102 R)
• M25: 32,971,371 km (0.101 R)
• M26: 37,567,616 km (0.087 R)
• M27: 40,520,528 km (0.115 R)
• M28: 43,447,859 km (0.09 R)
• M29: 49,719,301 km (0.054 R)
• M30: 50,300,040 km (0.108 R)
• M31: 59,560,747 km (0.102 R)
• M32: 60,875,413 km (0.088 R)
• M33: 66,795,599 km (0.106 R)
• M34: 71,602,178 km (0.081 R)
• M35: 72,342,538 km (0.083 R)
• M36: 77,408,820 km (0.072 R)
• M37: 77,668,073 km (0.081 R)
• M38: 85,720,477 km (0.096 R)
• M39: 89,947,365 km (0.112 R)
• M40: 105,673,841 km (0.101 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 13,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit