🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.5 AU - 0.6 AU

Year: 188 Days

Day: 16 Hours

Environment

Temp: 3 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.84 AU - 0.96 AU

Year: 393 Days

Day: 43.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,449,118 km

• M1: 191,036 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.96 AU - 1.54 AU

Year: 643 Days

Day: 38.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.65 AU - 2.35 AU

Year: 1302 Days

Day: 45.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,449,118 km

• M1: 226,192 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750

Radius: 10.7

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.08 AU - 3.2 AU

Year: 1974 Days

Day: 12.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,449,118 km

• M1: 133,441 km (0.097 R)
• M2: 546,780 km (0.045 R)
• M3: 1,096,104 km (0.095 R)
• M4: 1,913,806 km (0.099 R)
• M5: 2,337,168 km (0.106 R)
• M6: 2,897,412 km (0.118 R)
• M7: 3,275,296 km (0.118 R)
• M8: 3,632,984 km (0.095 R)
• M9: 4,327,418 km (0.094 R)
• M10: 4,696,027 km (0.101 R)
• M11: 5,544,097 km (0.103 R)
• M12: 5,979,876 km (0.084 R)
• M13: 8,139,919 km (0.072 R)
• M14: 9,361,386 km (0.065 R)
• M15: 10,336,914 km (0.042 R)
• M16: 11,187,976 km (0.042 R)
• M17: 11,689,129 km (0.081 R)
• M18: 12,286,024 km (0.081 R)
• M19: 13,454,683 km (0.053 R)
• M20: 15,438,650 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.6

Radius: 13.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.58 AU - 6.4 AU

Year: 6746 Days

Day: 10.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,449,118 km

• M1: 162,912 km (0.083 R)
• M2: 604,375 km (0.078 R)
• M3: 1,053,169 km (0.077 R)
• M4: 1,890,767 km (0.086 R)
• M5: 3,911,835 km (0.106 R)
• M6: 4,671,792 km (0.062 R)
• M7: 5,102,335 km (0.049 R)
• M8: 6,697,945 km (0.118 R)
• M9: 7,708,479 km (0.094 R)
• M10: 11,200,841 km (0.108 R)
• M11: 12,350,800 km (0.102 R)
• M12: 12,898,927 km (0.049 R)
• M13: 13,349,067 km (0.088 R)
• M14: 13,985,157 km (0.118 R)
• M15: 14,823,803 km (0.092 R)
• M16: 20,501,042 km (0.047 R)
• M17: 22,460,325 km (0.092 R)
• M18: 24,455,961 km (0.037 R)
• M19: 32,269,906 km (0.043 R)
• M20: 32,787,665 km (0.071 R)
• M21: 33,840,086 km (0.088 R)
• M22: 35,460,530 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.7

Radius: 14.5

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.38 AU - 7.7 AU

Year: 7696 Days

Day: 9.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,449,118 km

• M1: 180,265 km (0.086 R)
• M2: 866,920 km (0.079 R)
• M3: 1,386,174 km (0.107 R)
• M4: 1,944,024 km (0.12 R)
• M5: 4,164,805 km (0.083 R)
• M6: 5,554,120 km (0.089 R)
• M7: 8,700,313 km (0.059 R)
• M8: 10,001,366 km (0.051 R)
• M9: 10,493,094 km (0.101 R)
• M10: 15,204,380 km (0.081 R)
• M11: 18,582,748 km (0.092 R)
• M12: 27,129,275 km (0.094 R)
• M13: 29,160,664 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.3

Radius: 13

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.56 AU - 9.26 AU

Year: 10237 Days

Day: 13.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,449,118 km

• M1: 161,715 km (0.085 R)
• M2: 683,812 km (0.101 R)
• M3: 1,294,022 km (0.094 R)
• M4: 1,811,929 km (0.043 R)
• M5: 2,635,914 km (0.092 R)
• M6: 3,124,052 km (0.086 R)
• M7: 4,073,400 km (0.097 R)
• M8: 4,964,405 km (0.101 R)
• M9: 5,813,822 km (0.089 R)
• M10: 7,170,974 km (0.056 R)
• M11: 7,720,896 km (0.088 R)
• M12: 9,542,100 km (0.109 R)
• M13: 13,189,296 km (0.11 R)
• M14: 17,326,874 km (0.104 R)
• M15: 18,247,649 km (0.11 R)
• M16: 19,575,779 km (0.114 R)
• M17: 20,109,395 km (0.088 R)
• M18: 22,756,978 km (0.119 R)
• M19: 24,034,095 km (0.098 R)
• M20: 26,544,945 km (0.109 R)
• M21: 27,387,929 km (0.095 R)
• M22: 30,632,109 km (0.101 R)
• M23: 31,663,885 km (0.117 R)
• M24: 32,082,909 km (0.098 R)
• M25: 34,675,739 km (0.094 R)
• M26: 35,683,131 km (0.057 R)
• M27: 39,062,098 km (0.097 R)
• M28: 40,890,932 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.5

Radius: 14.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.89 AU - 9.35 AU

Year: 11646 Days

Day: 15 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,449,118 km

• M1: 180,415 km (0.037 R)
• M2: 853,007 km (0.112 R)
• M3: 1,335,161 km (0.086 R)
• M4: 2,828,447 km (0.103 R)
• M5: 4,661,470 km (0.068 R)
• M6: 6,263,064 km (0.051 R)
• M7: 6,898,706 km (0.1 R)
• M8: 7,403,449 km (0.097 R)
• M9: 7,887,847 km (0.102 R)
• M10: 9,883,183 km (0.083 R)
• M11: 11,254,397 km (0.118 R)
• M12: 11,777,990 km (0.07 R)
• M13: 12,439,961 km (0.103 R)
• M14: 16,497,803 km (0.102 R)
• M15: 17,481,110 km (0.113 R)
• M16: 20,926,648 km (0.069 R)
• M17: 22,993,791 km (0.083 R)
• M18: 23,838,570 km (0.038 R)
• M19: 27,011,092 km (0.08 R)
• M20: 31,132,214 km (0.101 R)
• M21: 38,073,107 km (0.099 R)
• M22: 40,462,783 km (0.097 R)
• M23: 50,082,375 km (0.107 R)
• M24: 51,343,036 km (0.07 R)
• M25: 55,251,879 km (0.116 R)
• M26: 56,937,698 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.7

Radius: 7.1

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.98 AU - 15.48 AU

Year: 24702 Days

Day: 22.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,449,118 km

• M1: 89,160 km (0.109 R)
• M2: 618,886 km (0.077 R)
• M3: 858,243 km (0.115 R)
• M4: 1,171,800 km (0.079 R)
• M5: 1,413,700 km (0.068 R)
• M6: 2,187,121 km (0.069 R)
• M7: 3,035,191 km (0.095 R)
• M8: 4,474,772 km (0.114 R)
• M9: 5,425,017 km (0.095 R)
• M10: 6,879,707 km (0.117 R)
• M11: 7,230,963 km (0.083 R)
• M12: 8,183,153 km (0.102 R)
• M13: 21,284,935 km (0.068 R)
• M14: 29,041,135 km (0.094 R)
• M15: 30,372,407 km (0.06 R)
• M16: 30,895,102 km (0.078 R)
• M17: 34,951,448 km (0.106 R)
• M18: 36,339,716 km (0.117 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: 156 - 20,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit