🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.49 AU - 0.59 AU

Year: 142 Days

Day: 13.5 Hours

Environment

Temp: 182 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.98 AU - 4.86 AU

Year: 2780 Days

Day: 29 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,908,010 km

• M1: 70,161 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.4

Radius: 11.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.31 AU - 7.19 AU

Year: 5596 Days

Day: 13.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,908,010 km

• M1: 146,756 km (0.114 R)
• M2: 528,230 km (0.115 R)
• M3: 910,004 km (0.1 R)
• M4: 1,476,082 km (0.088 R)
• M5: 2,198,490 km (0.048 R)
• M6: 2,730,760 km (0.118 R)
• M7: 3,700,303 km (0.057 R)
• M8: 4,527,430 km (0.077 R)
• M9: 5,316,260 km (0.116 R)
• M10: 5,689,207 km (0.118 R)
• M11: 6,517,830 km (0.115 R)
• M12: 7,556,787 km (0.102 R)
• M13: 7,995,109 km (0.092 R)
• M14: 11,958,555 km (0.099 R)
• M15: 16,392,935 km (0.082 R)
• M16: 19,914,469 km (0.033 R)
• M17: 20,363,262 km (0.036 R)
• M18: 21,214,624 km (0.064 R)
• M19: 22,226,204 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.5

Radius: 7

Gravity: 17.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 10.98 AU - 17.18 AU

Year: 18922 Days

Day: 15.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 100,908,010 km

• M1: 87,066 km (0.077 R)
• M2: 310,266 km (0.066 R)
• M3: 599,588 km (0.07 R)
• M4: 1,107,473 km (0.079 R)
• M5: 1,346,530 km (0.117 R)
• M6: 2,173,657 km (0.04 R)
• M7: 3,772,110 km (0.046 R)
• M8: 4,457,269 km (0.101 R)
• M9: 5,146,167 km (0.093 R)
• M10: 5,536,168 km (0.083 R)
• M11: 6,964,379 km (0.108 R)
• M12: 9,923,724 km (0.114 R)
• M13: 10,283,507 km (0.061 R)
• M14: 11,350,439 km (0.087 R)
• M15: 12,979,859 km (0.045 R)
• M16: 15,386,739 km (0.105 R)
• M17: 20,576,439 km (0.073 R)
• M18: 21,658,032 km (0.066 R)
• M19: 22,468,104 km (0.089 R)
• M20: 23,298,223 km (0.092 R)
• M21: 24,581,473 km (0.098 R)
• M22: 25,462,754 km (0.116 R)
• M23: 29,444,302 km (0.1 R)
• M24: 32,887,147 km (0.064 R)
• M25: 38,028,228 km (0.054 R)
• M26: 40,105,394 km (0.09 R)
• M27: 46,288,424 km (0.08 R)
• M28: 50,569,017 km (0.113 R)
• M29: 53,077,773 km (0.072 R)
• M30: 65,397,756 km (0.029 R)
• M31: 66,661,858 km (0.103 R)
• M32: 78,070,940 km (0.106 R)
• M33: 79,731,776 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.8

Radius: 4.7

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 16.15 AU - 17.61 AU

Year: 24839 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 100,908,010 km

• M1: 58,493 km (0.049 R)
• M2: 332,406 km (0.114 R)
• M3: 591,510 km (0.101 R)
• M4: 813,812 km (0.059 R)
• M5: 1,114,504 km (0.08 R)
• M6: 1,485,806 km (0.069 R)
• M7: 2,024,508 km (0.078 R)
• M8: 2,172,909 km (0.118 R)
• M9: 2,512,347 km (0.086 R)
• M10: 3,529,313 km (0.105 R)
• M11: 6,373,617 km (0.112 R)
• M12: 6,572,582 km (0.078 R)
• M13: 7,541,827 km (0.069 R)
• M14: 9,603,136 km (0.096 R)
• M15: 9,917,740 km (0.108 R)
• M16: 16,596,537 km (0.086 R)
• M17: 17,049,669 km (0.066 R)
• M18: 23,807,753 km (0.035 R)
• M19: 25,364,469 km (0.119 R)
• M20: 29,661,219 km (0.082 R)
• M21: 31,347,037 km (0.108 R)
• M22: 38,074,752 km (0.105 R)
• M23: 38,994,331 km (0.119 R)
• M24: 42,260,052 km (0.106 R)
• M25: 48,712,208 km (0.108 R)
• M26: 49,951,627 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60

Radius: 5.2

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 15.26 AU - 19.14 AU

Year: 25549 Days

Day: 20.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 100,908,010 km

• M1: 206,894 km (0.064 R)
• M2: 401,820 km (0.089 R)
• M3: 754,721 km (0.107 R)
• M4: 918,082 km (0.113 R)
• M5: 1,440,777 km (0.05 R)
• M6: 1,811,780 km (0.112 R)
• M7: 3,356,527 km (0.099 R)
• M8: 6,494,193 km (0.096 R)
• M9: 7,894,579 km (0.073 R)
• M10: 10,972,256 km (0.071 R)
• M11: 14,160,486 km (0.087 R)
• M12: 19,573,086 km (0.116 R)
• M13: 20,021,581 km (0.094 R)
• M14: 21,964,109 km (0.119 R)
• M15: 25,239,704 km (0.089 R)
• M16: 30,591,269 km (0.11 R)
• M17: 32,843,913 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.1

Radius: 3.5

Gravity: 17.56 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.67 AU - 21.97 AU

Year: 28084 Days

Day: 15.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 100,908,010 km

• M1: 44,580 km (0.026 R)
• M2: 241,152 km (0.06 R)
• M3: 427,850 km (0.112 R)
• M4: 652,396 km (0.073 R)
• M5: 1,195,736 km (0.087 R)
• M6: 1,466,209 km (0.078 R)
• M7: 1,657,096 km (0.086 R)
• M8: 1,846,337 km (0.041 R)
• M9: 2,798,378 km (0.078 R)
• M10: 3,326,309 km (0.085 R)
• M11: 3,516,148 km (0.111 R)
• M12: 4,913,991 km (0.12 R)
• M13: 5,414,994 km (0.087 R)
• M14: 6,945,380 km (0.09 R)
• M15: 7,346,003 km (0.083 R)
• M16: 7,621,563 km (0.1 R)
• M17: 11,919,809 km (0.12 R)
• M18: 12,045,621 km (0.047 R)
• M19: 13,018,306 km (0.042 R)
• M20: 13,695,087 km (0.078 R)
• M21: 14,395,055 km (0.062 R)
• M22: 18,760,620 km (0.094 R)
• M23: 19,448,471 km (0.106 R)
• M24: 23,337,417 km (0.104 R)
• M25: 25,255,262 km (0.077 R)
• M26: 35,127,226 km (0.091 R)
• M27: 40,978,597 km (0.114 R)
• M28: 49,042,670 km (0.061 R)
• M29: 51,669,908 km (0.084 R)
• M30: 53,358,868 km (0.075 R)
• M31: 59,559,251 km (0.087 R)
• M32: 60,297,067 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.5

Radius: 6.6

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 15.58 AU - 21.6 AU

Year: 28707 Days

Day: 20.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,908,010 km

• M1: 82,428 km (0.111 R)
• M2: 383,120 km (0.107 R)
• M3: 2,001,171 km (0.12 R)
• M4: 2,541,069 km (0.098 R)
• M5: 3,056,883 km (0.092 R)
• M6: 3,771,811 km (0.119 R)
• M7: 6,155,504 km (0.117 R)
• M8: 7,031,100 km (0.104 R)
• M9: 15,521,527 km (0.072 R)
• M10: 23,193,504 km (0.053 R)
• M11: 23,649,628 km (0.093 R)
• M12: 28,415,368 km (0.093 R)
• M13: 33,204,295 km (0.108 R)
• M14: 38,983,560 km (0.109 R)
• M15: 39,790,640 km (0.057 R)
• M16: 43,130,562 km (0.078 R)
• M17: 47,379,291 km (0.09 R)
• M18: 52,483,122 km (0.097 R)
• M19: 70,683,199 km (0.115 R)
• M20: 78,338,271 km (0.078 R)
• M21: 92,388,055 km (0.101 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 12,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit