🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.61 AU - 0.83 AU

Year: 256 Days

Day: 19.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.14 AU - 3.4 AU

Year: 1932 Days

Day: 20.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 10.2

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.87 AU - 3.17 AU

Year: 2199 Days

Day: 6.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,965,660 km

• M1: 127,158 km (0.092 R)
• M2: 578,645 km (0.086 R)
• M3: 898,186 km (0.068 R)
• M4: 1,313,769 km (0.035 R)
• M5: 1,743,862 km (0.083 R)
• M6: 2,459,090 km (0.12 R)
• M7: 2,798,827 km (0.076 R)
• M8: 3,519,589 km (0.103 R)
• M9: 5,231,886 km (0.046 R)
• M10: 6,031,337 km (0.111 R)
• M11: 6,351,327 km (0.089 R)
• M12: 6,739,085 km (0.101 R)
• M13: 7,290,652 km (0.117 R)
• M14: 8,254,960 km (0.052 R)
• M15: 8,717,517 km (0.04 R)
• M16: 11,495,998 km (0.115 R)
• M17: 12,887,557 km (0.103 R)
• M18: 13,967,804 km (0.101 R)
• M19: 14,816,921 km (0.095 R)
• M20: 15,951,621 km (0.1 R)
• M21: 16,462,498 km (0.116 R)
• M22: 17,463,457 km (0.079 R)
• M23: 18,282,057 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.2

Radius: 12.4

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.89 AU - 4.23 AU

Year: 2814 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,965,660 km

• M1: 154,235 km (0.077 R)
• M2: 553,961 km (0.035 R)
• M3: 983,606 km (0.076 R)
• M4: 1,549,684 km (0.114 R)
• M5: 3,003,476 km (0.104 R)
• M6: 3,461,844 km (0.038 R)
• M7: 4,588,167 km (0.113 R)
• M8: 5,373,107 km (0.105 R)
• M9: 6,329,486 km (0.097 R)
• M10: 7,118,764 km (0.085 R)
• M11: 8,204,845 km (0.056 R)
• M12: 8,752,822 km (0.117 R)
• M13: 9,509,039 km (0.065 R)
• M14: 11,824,964 km (0.082 R)
• M15: 13,768,838 km (0.088 R)
• M16: 14,642,789 km (0.095 R)
• M17: 15,450,318 km (0.073 R)
• M18: 17,768,038 km (0.112 R)
• M19: 20,001,684 km (0.12 R)
• M20: 20,432,676 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658

Radius: 14.4

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.74 AU - 5 AU

Year: 3827 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,965,660 km

• M1: 181,462 km (0.076 R)
• M2: 867,668 km (0.083 R)
• M3: 1,443,021 km (0.061 R)
• M4: 2,119,802 km (0.107 R)
• M5: 2,667,779 km (0.116 R)
• M6: 4,163,907 km (0.117 R)
• M7: 5,288,584 km (0.04 R)
• M8: 9,188,900 km (0.115 R)
• M9: 10,579,861 km (0.118 R)
• M10: 11,347,896 km (0.064 R)
• M11: 14,077,908 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.3

Radius: 6

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.21 AU - 12.15 AU

Year: 13608 Days

Day: 24.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,965,660 km

• M1: 149,897 km (0.104 R)
• M2: 406,757 km (0.07 R)
• M3: 622,926 km (0.078 R)
• M4: 947,104 km (0.111 R)
• M5: 1,446,312 km (0.059 R)
• M6: 2,405,534 km (0.1 R)
• M7: 2,647,882 km (0.096 R)
• M8: 3,919,614 km (0.1 R)
• M9: 5,622,935 km (0.061 R)
• M10: 5,870,220 km (0.051 R)
• M11: 7,897,571 km (0.086 R)
• M12: 8,389,149 km (0.116 R)
• M13: 9,986,555 km (0.086 R)
• M14: 13,706,456 km (0.067 R)
• M15: 14,155,100 km (0.108 R)
• M16: 18,256,924 km (0.098 R)
• M17: 19,433,811 km (0.11 R)
• M18: 20,246,127 km (0.111 R)
• M19: 22,024,846 km (0.117 R)
• M20: 22,640,291 km (0.109 R)
• M21: 25,312,409 km (0.111 R)
• M22: 25,890,305 km (0.109 R)
• M23: 27,778,529 km (0.105 R)
• M24: 31,053,227 km (0.102 R)
• M25: 31,826,797 km (0.066 R)
• M26: 33,758,704 km (0.04 R)
• M27: 35,407,273 km (0.054 R)
• M28: 37,356,234 km (0.067 R)
• M29: 42,404,115 km (0.113 R)
• M30: 44,460,936 km (0.089 R)
• M31: 49,516,596 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.6

Radius: 6.4

Gravity: 21.89 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.17 AU - 11.27 AU

Year: 13689 Days

Day: 16.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,965,660 km

• M1: 79,586 km (0.067 R)
• M2: 310,864 km (0.082 R)
• M3: 865,124 km (0.087 R)
• M4: 1,162,824 km (0.119 R)
• M5: 1,422,227 km (0.114 R)
• M6: 1,875,509 km (0.061 R)
• M7: 2,337,018 km (0.095 R)
• M8: 2,617,065 km (0.112 R)
• M9: 3,763,882 km (0.083 R)
• M10: 4,242,596 km (0.068 R)
• M11: 5,845,836 km (0.085 R)
• M12: 6,121,096 km (0.111 R)
• M13: 6,655,011 km (0.118 R)
• M14: 12,741,550 km (0.119 R)
• M15: 15,690,872 km (0.12 R)
• M16: 20,290,408 km (0.092 R)
• M17: 21,380,976 km (0.105 R)
• M18: 22,798,566 km (0.074 R)
• M19: 24,989,277 km (0.106 R)
• M20: 28,308,854 km (0.083 R)
• M21: 32,641,807 km (0.117 R)
• M22: 33,758,854 km (0.078 R)
• M23: 40,290,895 km (0.074 R)
• M24: 40,574,084 km (0.109 R)
• M25: 42,593,655 km (0.041 R)
• M26: 43,330,874 km (0.096 R)
• M27: 46,831,913 km (0.12 R)
• M28: 47,302,099 km (0.108 R)
• M29: 48,092,574 km (0.12 R)
• M30: 58,458,210 km (0.109 R)
• M31: 60,288,091 km (0.073 R)
• M32: 60,844,446 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.4

Radius: 6.8

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.44 AU - 15.38 AU

Year: 19434 Days

Day: 17.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,965,660 km

• M1: 84,523 km (0.093 R)
• M2: 324,029 km (0.111 R)
• M3: 591,360 km (0.075 R)
• M4: 829,071 km (0.076 R)
• M5: 1,093,112 km (0.07 R)
• M6: 2,139,848 km (0.118 R)
• M7: 2,482,876 km (0.12 R)
• M8: 2,715,501 km (0.119 R)
• M9: 3,334,387 km (0.072 R)
• M10: 3,589,302 km (0.113 R)
• M11: 4,672,540 km (0.072 R)
• M12: 5,102,335 km (0.118 R)
• M13: 5,558,309 km (0.098 R)
• M14: 5,836,561 km (0.049 R)
• M15: 6,861,905 km (0.102 R)
• M16: 7,609,146 km (0.056 R)
• M17: 8,052,704 km (0.088 R)
• M18: 11,208,770 km (0.065 R)
• M19: 11,978,601 km (0.108 R)
• M20: 15,027,854 km (0.098 R)
• M21: 15,490,860 km (0.104 R)
• M22: 16,771,866 km (0.093 R)
• M23: 21,325,027 km (0.062 R)
• M24: 22,305,192 km (0.118 R)
• M25: 24,886,653 km (0.083 R)
• M26: 29,660,321 km (0.109 R)
• M27: 32,516,593 km (0.095 R)
• M28: 36,097,368 km (0.029 R)
• M29: 39,202,720 km (0.098 R)
• M30: 45,456,809 km (0.08 R)
• M31: 54,484,292 km (0.105 R)
• M32: 54,846,469 km (0.113 R)
• M33: 57,240,484 km (0.037 R)
• M34: 57,990,867 km (0.071 R)
• M35: 62,235,706 km (0.116 R)
• M36: 66,064,514 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 11,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit