🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.55 AU - 0.75 AU

Year: 333 Days

Day: 32.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,856,980 km

• M1: 46,824 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.2

Radius: 14.4

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.79 AU - 0.81 AU

Year: 455 Days

Day: 13.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,856,980 km

• M1: 179,218 km (0.081 R)
• M2: 688,898 km (0.06 R)
• M3: 1,493,884 km (0.091 R)
• M4: 2,074,025 km (0.077 R)
• M5: 2,701,289 km (0.088 R)
• M6: 3,972,422 km (0.12 R)
• M7: 4,735,670 km (0.108 R)
• M8: 5,265,097 km (0.099 R)
• M9: 6,115,860 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.6

Radius: 13.4

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.45 AU - 1.91 AU

Year: 1385 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,856,980 km

• M1: 167,550 km (0.115 R)
• M2: 657,183 km (0.114 R)
• M3: 1,776,924 km (0.1 R)
• M4: 2,246,511 km (0.035 R)
• M5: 2,689,919 km (0.11 R)
• M6: 3,177,010 km (0.109 R)
• M7: 3,860,523 km (0.029 R)
• M8: 4,369,305 km (0.12 R)
• M9: 4,902,322 km (0.097 R)
• M10: 5,456,433 km (0.112 R)
• M11: 5,910,911 km (0.086 R)
• M12: 6,464,872 km (0.12 R)
• M13: 7,483,633 km (0.102 R)
• M14: 7,988,825 km (0.054 R)
• M15: 9,839,351 km (0.117 R)
• M16: 13,009,031 km (0.043 R)
• M17: 13,949,403 km (0.092 R)
• M18: 14,372,167 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.6

Radius: 13.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.49 AU - 1.87 AU

Year: 1385 Days

Day: 11.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,856,980 km

• M1: 166,652 km (0.11 R)
• M2: 656,286 km (0.05 R)
• M3: 1,277,117 km (0.047 R)
• M4: 1,936,096 km (0.073 R)
• M5: 2,547,502 km (0.113 R)
• M6: 3,153,224 km (0.095 R)
• M7: 3,590,349 km (0.109 R)
• M8: 4,404,610 km (0.086 R)
• M9: 7,153,770 km (0.095 R)
• M10: 7,647,593 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.7

Radius: 8

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.42 AU - 2.18 AU

Year: 1535 Days

Day: 14.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,856,980 km

• M1: 99,782 km (0.064 R)
• M2: 398,379 km (0.109 R)
• M3: 730,486 km (0.065 R)
• M4: 1,108,371 km (0.05 R)
• M5: 1,413,101 km (0.08 R)
• M6: 1,793,230 km (0.064 R)
• M7: 2,105,590 km (0.107 R)
• M8: 2,668,377 km (0.082 R)
• M9: 3,193,466 km (0.108 R)
• M10: 5,586,882 km (0.086 R)
• M11: 6,281,315 km (0.105 R)
• M12: 6,759,131 km (0.09 R)
• M13: 7,364,105 km (0.073 R)
• M14: 7,814,245 km (0.094 R)
• M15: 8,653,040 km (0.027 R)
• M16: 9,366,323 km (0.113 R)
• M17: 10,344,842 km (0.112 R)
• M18: 10,808,446 km (0.025 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.9

Radius: 8.9

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.23 AU - 2.27 AU

Year: 2146 Days

Day: 9.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,856,980 km

• M1: 111,151 km (0.114 R)
• M2: 405,410 km (0.077 R)
• M3: 805,435 km (0.097 R)
• M4: 1,205,908 km (0.104 R)
• M5: 2,044,853 km (0.11 R)
• M6: 2,402,841 km (0.117 R)
• M7: 2,702,037 km (0.043 R)
• M8: 3,476,505 km (0.117 R)
• M9: 3,771,362 km (0.072 R)
• M10: 4,572,309 km (0.076 R)
• M11: 5,100,390 km (0.043 R)
• M12: 5,668,563 km (0.116 R)
• M13: 6,103,444 km (0.043 R)
• M14: 8,588,563 km (0.057 R)
• M15: 9,559,603 km (0.084 R)
• M16: 9,864,783 km (0.101 R)
• M17: 10,211,401 km (0.094 R)
• M18: 11,951,224 km (0.109 R)
• M19: 12,385,208 km (0.038 R)
• M20: 13,076,799 km (0.042 R)
• M21: 14,183,973 km (0.099 R)
• M22: 15,537,684 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.4

Radius: 6.7

Gravity: 17.03 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 7.79 AU - 9.55 AU

Year: 16232 Days

Day: 23.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 45,856,980 km

• M1: 83,775 km (0.081 R)
• M2: 414,386 km (0.096 R)
• M3: 709,393 km (0.112 R)
• M4: 1,509,592 km (0.036 R)
• M5: 2,186,373 km (0.11 R)
• M6: 3,125,848 km (0.119 R)
• M7: 5,348,273 km (0.082 R)
• M8: 5,965,514 km (0.108 R)
• M9: 6,629,280 km (0.088 R)
• M10: 6,934,759 km (0.049 R)
• M11: 7,158,557 km (0.108 R)
• M12: 7,859,423 km (0.097 R)
• M13: 10,351,873 km (0.084 R)
• M14: 11,808,059 km (0.037 R)
• M15: 12,127,750 km (0.059 R)
• M16: 12,585,070 km (0.095 R)
• M17: 13,189,895 km (0.058 R)
• M18: 13,673,694 km (0.071 R)
• M19: 15,422,044 km (0.089 R)
• M20: 24,115,476 km (0.105 R)
• M21: 27,204,672 km (0.054 R)
• M22: 28,442,445 km (0.094 R)
• M23: 28,671,479 km (0.097 R)
• M24: 30,190,197 km (0.029 R)
• M25: 31,394,310 km (0.071 R)
• M26: 31,884,841 km (0.089 R)
• M27: 33,259,945 km (0.066 R)
• M28: 34,026,634 km (0.038 R)
• M29: 36,938,257 km (0.082 R)
• M30: 37,898,526 km (0.119 R)
• M31: 39,016,022 km (0.108 R)
• M32: 39,868,581 km (0.076 R)
• M33: 43,403,129 km (0.087 R)
• M34: 43,859,104 km (0.042 R)
• M35: 46,187,146 km (0.077 R)
• M36: 48,270,296 km (0.114 R)
• M37: 49,582,868 km (0.12 R)
• M38: 55,964,414 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.4

Radius: 6.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.19 AU - 12.23 AU

Year: 20743 Days

Day: 18.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,856,980 km

• M1: 85,869 km (0.081 R)
• M2: 678,576 km (0.067 R)
• M3: 1,155,344 km (0.069 R)
• M4: 1,759,570 km (0.097 R)
• M5: 2,132,368 km (0.106 R)
• M6: 2,862,854 km (0.106 R)
• M7: 3,475,757 km (0.076 R)
• M8: 5,602,590 km (0.116 R)
• M9: 6,822,112 km (0.105 R)
• M10: 9,201,316 km (0.089 R)
• M11: 10,321,505 km (0.059 R)
• M12: 10,940,691 km (0.045 R)
• M13: 11,584,410 km (0.072 R)
• M14: 12,253,113 km (0.088 R)
• M15: 12,712,977 km (0.092 R)
• M16: 15,784,520 km (0.098 R)
• M17: 17,169,048 km (0.06 R)
• M18: 22,057,608 km (0.102 R)
• M19: 25,229,830 km (0.113 R)
• M20: 28,995,807 km (0.076 R)
• M21: 31,065,045 km (0.114 R)
• M22: 31,811,838 km (0.049 R)
• M23: 35,034,176 km (0.1 R)
• M24: 36,428,877 km (0.092 R)
• M25: 41,989,130 km (0.1 R)
• M26: 44,228,910 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 16,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit