🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.52 AU - 0.58 AU

Year: 149 Days

Day: 14.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.67 AU - 1.11 AU

Year: 307 Days

Day: 40.1 Hours

Environment

Temp: 145 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.45 AU - 1.81 AU

Year: 760 Days

Day: 45.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,873,533 km

• M1: 41,289 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.68 AU - 3.96 AU

Year: 2210 Days

Day: 34.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.5

Radius: 10.4

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.5 AU - 7.94 AU

Year: 7835 Days

Day: 14 Hours

Environment

Temp: -163 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,873,533 km

• M1: 132,095 km (0.119 R)
• M2: 468,391 km (0.115 R)
• M3: 1,053,917 km (0.105 R)
• M4: 1,404,275 km (0.09 R)
• M5: 2,560,068 km (0.105 R)
• M6: 3,000,484 km (0.12 R)
• M7: 4,498,558 km (0.115 R)
• M8: 5,172,496 km (0.109 R)
• M9: 6,581,708 km (0.11 R)
• M10: 7,450,572 km (0.089 R)
• M11: 8,435,226 km (0.098 R)
• M12: 9,152,847 km (0.112 R)
• M13: 10,952,659 km (0.095 R)
• M14: 11,703,939 km (0.077 R)
• M15: 12,867,661 km (0.108 R)
• M16: 14,935,851 km (0.083 R)
• M17: 18,232,091 km (0.098 R)
• M18: 18,649,319 km (0.094 R)
• M19: 19,072,831 km (0.111 R)
• M20: 19,720,141 km (0.076 R)
• M21: 25,094,295 km (0.088 R)
• M22: 26,222,412 km (0.104 R)
• M23: 28,579,327 km (0.085 R)
• M24: 29,427,098 km (0.094 R)
• M25: 30,485,952 km (0.097 R)
• M26: 31,470,455 km (0.118 R)
• M27: 33,192,476 km (0.086 R)
• M28: 35,190,506 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.7

Radius: 11.5

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.29 AU - 10.41 AU

Year: 10443 Days

Day: 9.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,873,533 km

• M1: 144,063 km (0.085 R)
• M2: 839,543 km (0.12 R)
• M3: 1,293,872 km (0.1 R)
• M4: 1,897,051 km (0.117 R)
• M5: 3,368,046 km (0.048 R)
• M6: 4,195,023 km (0.107 R)
• M7: 5,523,602 km (0.084 R)
• M8: 7,002,527 km (0.118 R)
• M9: 7,734,210 km (0.104 R)
• M10: 8,558,644 km (0.094 R)
• M11: 9,036,459 km (0.088 R)
• M12: 10,479,929 km (0.104 R)
• M13: 11,437,356 km (0.105 R)
• M14: 12,397,325 km (0.12 R)
• M15: 12,896,982 km (0.08 R)
• M16: 13,759,863 km (0.037 R)
• M17: 14,295,722 km (0.117 R)
• M18: 14,783,710 km (0.082 R)
• M19: 15,987,375 km (0.113 R)
• M20: 17,738,717 km (0.099 R)
• M21: 22,020,358 km (0.083 R)
• M22: 23,927,731 km (0.025 R)
• M23: 26,761,264 km (0.118 R)
• M24: 28,834,541 km (0.084 R)
• M25: 35,250,494 km (0.104 R)
• M26: 35,917,701 km (0.088 R)
• M27: 38,202,958 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.1

Radius: 13.2

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.88 AU - 12.18 AU

Year: 11602 Days

Day: 10.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,873,533 km

• M1: 164,558 km (0.098 R)
• M2: 583,581 km (0.076 R)
• M3: 1,154,447 km (0.109 R)
• M4: 1,770,940 km (0.111 R)
• M5: 2,222,725 km (0.111 R)
• M6: 2,863,303 km (0.086 R)
• M7: 3,493,260 km (0.117 R)
• M8: 4,548,224 km (0.107 R)
• M9: 5,304,890 km (0.102 R)
• M10: 6,337,564 km (0.057 R)
• M11: 7,677,213 km (0.106 R)
• M12: 9,452,491 km (0.09 R)
• M13: 14,338,208 km (0.084 R)
• M14: 15,600,515 km (0.114 R)
• M15: 17,474,976 km (0.119 R)
• M16: 17,946,359 km (0.092 R)
• M17: 20,692,527 km (0.083 R)
• M18: 22,764,906 km (0.038 R)
• M19: 25,570,764 km (0.07 R)
• M20: 29,255,210 km (0.106 R)
• M21: 30,595,906 km (0.116 R)
• M22: 37,011,112 km (0.111 R)
• M23: 41,706,839 km (0.079 R)
• M24: 48,772,347 km (0.118 R)
• M25: 55,745,103 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.6

Radius: 11.9

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.58 AU - 11.32 AU

Year: 12339 Days

Day: 7.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,873,533 km

• M1: 147,952 km (0.082 R)
• M2: 546,631 km (0.108 R)
• M3: 997,668 km (0.101 R)
• M4: 1,481,617 km (0.1 R)
• M5: 2,919,702 km (0.094 R)
• M6: 3,378,518 km (0.049 R)
• M7: 3,770,914 km (0.031 R)
• M8: 5,778,816 km (0.087 R)
• M9: 6,842,008 km (0.043 R)
• M10: 8,146,053 km (0.093 R)
• M11: 8,938,622 km (0.1 R)
• M12: 9,523,550 km (0.104 R)
• M13: 10,312,978 km (0.095 R)
• M14: 12,375,633 km (0.085 R)
• M15: 15,995,154 km (0.107 R)
• M16: 20,623,862 km (0.046 R)
• M17: 21,572,013 km (0.094 R)
• M18: 22,396,896 km (0.056 R)
• M19: 23,634,070 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.9

Radius: 7.3

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 13.8 AU - 19.34 AU

Year: 24636 Days

Day: 18.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,873,533 km

• M1: 98,136 km (0.071 R)
• M2: 383,719 km (0.115 R)
• M3: 795,561 km (0.098 R)
• M4: 1,336,059 km (0.114 R)
• M5: 2,142,391 km (0.06 R)
• M6: 2,387,432 km (0.069 R)
• M7: 3,531,856 km (0.101 R)
• M8: 4,039,292 km (0.111 R)
• M9: 4,667,154 km (0.116 R)
• M10: 5,603,338 km (0.098 R)
• M11: 6,293,433 km (0.048 R)
• M12: 7,234,104 km (0.118 R)
• M13: 10,680,390 km (0.089 R)
• M14: 11,003,821 km (0.099 R)
• M15: 11,738,496 km (0.1 R)
• M16: 12,720,457 km (0.102 R)
• M17: 15,331,239 km (0.111 R)
• M18: 16,761,693 km (0.105 R)
• M19: 18,556,120 km (0.056 R)
• M20: 20,178,808 km (0.115 R)
• M21: 23,269,650 km (0.117 R)
• M22: 23,704,231 km (0.077 R)
• M23: 24,366,202 km (0.087 R)
• M24: 28,599,672 km (0.109 R)
• M25: 36,702,192 km (0.09 R)
• M26: 43,367,376 km (0.076 R)
• M27: 45,193,367 km (0.036 R)
• M28: 48,998,090 km (0.08 R)
• M29: 50,614,196 km (0.074 R)
• M30: 53,010,903 km (0.106 R)
• M31: 54,905,261 km (0.052 R)
• M32: 68,775,227 km (0.084 R)
• M33: 78,319,272 km (0.102 R)
• M34: 83,532,758 km (0.089 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 12,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit