🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.45 AU - 0.67 AU

Year: 271 Days

Day: 25.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,057,175 km

• M1: 81,232 km (0.111 R)
• M2: 199,713 km (0.1 R)

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407

Radius: 13.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1 AU - 1.54 AU

Year: 924 Days

Day: 6.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,057,175 km

• M1: 171,589 km (0.06 R)
• M2: 628,311 km (0.084 R)
• M3: 1,080,396 km (0.116 R)
• M4: 1,633,908 km (0.053 R)
• M5: 2,188,318 km (0.088 R)
• M6: 3,413,375 km (0.069 R)
• M7: 3,882,364 km (0.064 R)
• M8: 4,316,347 km (0.101 R)
• M9: 4,799,698 km (0.109 R)
• M10: 5,724,063 km (0.095 R)
• M11: 6,431,212 km (0.084 R)
• M12: 6,956,151 km (0.114 R)
• M13: 8,212,474 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 8.1

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.51 AU - 1.69 AU

Year: 1307 Days

Day: 10.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,057,175 km

• M1: 100,679 km (0.103 R)
• M2: 397,332 km (0.094 R)
• M3: 879,336 km (0.073 R)
• M4: 1,250,788 km (0.112 R)
• M5: 1,619,247 km (0.051 R)
• M6: 2,047,845 km (0.063 R)
• M7: 2,448,768 km (0.087 R)
• M8: 2,873,177 km (0.114 R)
• M9: 3,408,288 km (0.067 R)
• M10: 3,750,269 km (0.088 R)
• M11: 5,017,513 km (0.054 R)
• M12: 5,396,145 km (0.083 R)
• M13: 5,681,278 km (0.12 R)
• M14: 6,116,159 km (0.081 R)
• M15: 6,499,579 km (0.059 R)
• M16: 6,924,287 km (0.076 R)
• M17: 8,138,573 km (0.118 R)
• M18: 8,841,384 km (0.118 R)
• M19: 9,176,782 km (0.107 R)
• M20: 10,101,746 km (0.103 R)
• M21: 10,672,162 km (0.086 R)
• M22: 11,087,596 km (0.108 R)
• M23: 12,099,027 km (0.069 R)
• M24: 12,398,971 km (0.094 R)
• M25: 13,170,597 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.7

Radius: 14.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.3 AU - 1.94 AU

Year: 1331 Days

Day: 5.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 92,057,175 km

• M1: 182,509 km (0.108 R)
• M2: 740,958 km (0.107 R)
• M3: 1,382,584 km (0.093 R)
• M4: 2,006,107 km (0.101 R)
• M5: 4,013,262 km (0.102 R)
• M6: 4,864,324 km (0.099 R)
• M7: 5,884,432 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.3

Radius: 4.5

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.89 AU - 6.53 AU

Year: 9992 Days

Day: 22.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,057,175 km

• M1: 55,950 km (0.045 R)
• M2: 337,044 km (0.083 R)
• M3: 995,125 km (0.116 R)
• M4: 1,417,440 km (0.092 R)
• M5: 1,649,017 km (0.072 R)
• M6: 1,950,607 km (0.1 R)
• M7: 2,322,058 km (0.047 R)
• M8: 3,673,825 km (0.109 R)
• M9: 4,111,398 km (0.117 R)
• M10: 5,060,597 km (0.073 R)
• M11: 5,508,942 km (0.064 R)
• M12: 5,664,075 km (0.078 R)
• M13: 6,180,486 km (0.056 R)
• M14: 6,381,995 km (0.091 R)
• M15: 6,798,326 km (0.086 R)
• M16: 8,357,435 km (0.087 R)
• M17: 9,639,040 km (0.076 R)
• M18: 18,948,365 km (0.071 R)
• M19: 19,231,405 km (0.097 R)
• M20: 22,454,491 km (0.118 R)
• M21: 23,822,115 km (0.088 R)
• M22: 24,820,381 km (0.082 R)
• M23: 29,563,980 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.2

Radius: 4.3

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.36 AU - 6.38 AU

Year: 10381 Days

Day: 23 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 92,057,175 km

• M1: 54,454 km (0.043 R)
• M2: 314,604 km (0.074 R)
• M3: 557,102 km (0.061 R)
• M4: 749,186 km (0.082 R)
• M5: 969,394 km (0.107 R)
• M6: 1,306,737 km (0.115 R)
• M7: 1,605,185 km (0.101 R)
• M8: 1,836,314 km (0.117 R)
• M9: 2,129,376 km (0.107 R)
• M10: 5,593,764 km (0.082 R)
• M11: 6,125,285 km (0.114 R)
• M12: 6,431,661 km (0.063 R)
• M13: 8,386,157 km (0.097 R)
• M14: 9,260,856 km (0.037 R)
• M15: 10,310,734 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.7

Radius: 3

Gravity: 13.74 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.95 AU - 11.57 AU

Year: 19687 Days

Day: 19.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,057,175 km

• M1: 46,076 km (0.071 R)
• M2: 490,083 km (0.049 R)
• M3: 701,764 km (0.055 R)
• M4: 970,741 km (0.074 R)
• M5: 3,347,701 km (0.107 R)
• M6: 3,963,895 km (0.063 R)
• M7: 5,132,404 km (0.083 R)
• M8: 6,882,699 km (0.076 R)
• M9: 7,585,061 km (0.049 R)
• M10: 8,949,094 km (0.118 R)
• M11: 13,172,841 km (0.086 R)
• M12: 15,449,870 km (0.119 R)
• M13: 19,983,882 km (0.119 R)
• M14: 20,685,047 km (0.107 R)
• M15: 23,654,116 km (0.045 R)
• M16: 24,703,545 km (0.043 R)
• M17: 27,653,166 km (0.108 R)
• M18: 28,037,633 km (0.112 R)
• M19: 31,869,283 km (0.117 R)
• M20: 33,256,205 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.3

Radius: 3.8

Gravity: 56.46 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 9.39 AU - 13.13 AU

Year: 24396 Days

Day: 24.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,057,175 km

• M1: 47,273 km (0.082 R)
• M2: 218,413 km (0.08 R)
• M3: 507,286 km (0.115 R)
• M4: 794,365 km (0.089 R)
• M5: 1,137,841 km (0.102 R)
• M6: 1,287,738 km (0.078 R)
• M7: 1,838,259 km (0.112 R)
• M8: 2,110,676 km (0.104 R)
• M9: 2,868,689 km (0.059 R)
• M10: 3,537,541 km (0.057 R)
• M11: 3,727,829 km (0.119 R)
• M12: 4,484,795 km (0.103 R)
• M13: 9,238,865 km (0.065 R)
• M14: 11,826,759 km (0.108 R)
• M15: 13,745,352 km (0.112 R)
• M16: 14,375,159 km (0.1 R)
• M17: 14,941,686 km (0.056 R)
• M18: 17,999,466 km (0.084 R)
• M19: 19,331,186 km (0.113 R)
• M20: 19,526,561 km (0.062 R)
• M21: 21,034,657 km (0.073 R)
• M22: 25,549,372 km (0.098 R)
• M23: 32,014,094 km (0.118 R)
• M24: 34,676,786 km (0.08 R)
• M25: 37,180,905 km (0.045 R)
• M26: 37,635,084 km (0.106 R)
• M27: 39,803,057 km (0.085 R)
• M28: 47,510,489 km (0.101 R)
• M29: 50,778,604 km (0.11 R)
• M30: 52,657,403 km (0.049 R)
• M31: 57,555,836 km (0.082 R)
• M32: 59,185,256 km (0.059 R)
• M33: 62,535,949 km (0.077 R)
• M34: 72,632,908 km (0.111 R)
• M35: 75,739,906 km (0.116 R)
• M36: 78,189,272 km (0.067 R)
• M37: 84,282,244 km (0.088 R)
• M38: 84,542,693 km (0.034 R)
• M39: 88,246,587 km (0.067 R)
• M40: 91,781,435 km (0.035 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 13,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit