🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.6 AU - 0.84 AU

Year: 218 Days

Day: 36.3 Hours

Environment

Temp: 126 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.28 AU - 1.28 AU

Year: 516 Days

Day: 32.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 134.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.23 AU - 1.63 AU

Year: 610 Days

Day: 35.2 Hours

Environment

Temp: -0 °C

Axial Tilt: 46.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.09 AU - 3.41 AU

Year: 2088 Days

Day: 29.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.03 AU - 4.35 AU

Year: 2527 Days

Day: 22.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.7

Radius: 10.9

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.41 AU - 6.63 AU

Year: 5265 Days

Day: 5.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,044,261 km

• M1: 135,984 km (0.111 R)
• M2: 645,365 km (0.077 R)
• M3: 1,274,125 km (0.069 R)
• M4: 1,636,152 km (0.08 R)
• M5: 6,525,459 km (0.068 R)
• M6: 7,989,573 km (0.071 R)
• M7: 8,601,279 km (0.042 R)
• M8: 11,037,630 km (0.091 R)
• M9: 12,641,319 km (0.099 R)
• M10: 15,071,387 km (0.093 R)
• M11: 15,592,287 km (0.086 R)
• M12: 16,005,775 km (0.028 R)
• M13: 16,978,311 km (0.069 R)
• M14: 17,733,332 km (0.109 R)
• M15: 18,119,145 km (0.086 R)
• M16: 23,273,539 km (0.072 R)
• M17: 27,319,713 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.5

Radius: 8.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.88 AU - 11.74 AU

Year: 11800 Days

Day: 13 Hours

Environment

Temp: -163 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,044,261 km

• M1: 104,569 km (0.092 R)
• M2: 469,737 km (0.089 R)
• M3: 929,152 km (0.046 R)
• M4: 1,655,300 km (0.1 R)
• M5: 2,887,987 km (0.109 R)
• M6: 3,979,154 km (0.071 R)
• M7: 4,511,423 km (0.116 R)
• M8: 4,948,249 km (0.042 R)
• M9: 6,668,026 km (0.038 R)
• M10: 6,947,774 km (0.1 R)
• M11: 7,643,853 km (0.038 R)
• M12: 8,185,846 km (0.094 R)
• M13: 9,608,970 km (0.085 R)
• M14: 12,197,163 km (0.05 R)
• M15: 14,160,486 km (0.112 R)
• M16: 20,851,849 km (0.081 R)
• M17: 22,764,607 km (0.077 R)
• M18: 35,149,067 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.1

Radius: 12.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.13 AU - 12.59 AU

Year: 13648 Days

Day: 9.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,044,261 km

• M1: 160,369 km (0.12 R)
• M2: 690,693 km (0.111 R)
• M3: 1,722,769 km (0.11 R)
• M4: 2,412,565 km (0.118 R)
• M5: 2,822,912 km (0.118 R)
• M6: 3,280,382 km (0.116 R)
• M7: 3,889,694 km (0.097 R)
• M8: 4,544,783 km (0.1 R)
• M9: 5,021,552 km (0.11 R)
• M10: 5,498,919 km (0.076 R)
• M11: 6,182,581 km (0.055 R)
• M12: 6,999,385 km (0.107 R)
• M13: 7,555,740 km (0.083 R)
• M14: 8,401,716 km (0.079 R)
• M15: 8,847,966 km (0.105 R)
• M16: 9,642,929 km (0.073 R)
• M17: 10,332,875 km (0.118 R)
• M18: 11,537,736 km (0.095 R)
• M19: 16,601,624 km (0.053 R)
• M20: 17,957,130 km (0.104 R)
• M21: 22,212,142 km (0.094 R)
• M22: 24,123,704 km (0.095 R)
• M23: 24,845,214 km (0.102 R)
• M24: 25,581,086 km (0.098 R)
• M25: 32,872,786 km (0.116 R)
• M26: 35,466,065 km (0.083 R)
• M27: 44,463,030 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.7

Radius: 9.3

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.79 AU - 14.41 AU

Year: 15003 Days

Day: 13.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,044,261 km

• M1: 116,088 km (0.09 R)
• M2: 550,221 km (0.034 R)
• M3: 1,280,558 km (0.029 R)
• M4: 1,622,239 km (0.112 R)
• M5: 4,217,912 km (0.053 R)
• M6: 4,573,955 km (0.093 R)
• M7: 5,092,012 km (0.098 R)
• M8: 8,239,103 km (0.12 R)
• M9: 10,332,725 km (0.086 R)
• M10: 12,825,025 km (0.111 R)
• M11: 13,298,952 km (0.042 R)
• M12: 13,714,534 km (0.117 R)
• M13: 14,067,436 km (0.11 R)
• M14: 15,388,385 km (0.109 R)
• M15: 21,315,752 km (0.109 R)
• M16: 24,060,723 km (0.077 R)
• M17: 25,411,891 km (0.087 R)
• M18: 26,052,320 km (0.095 R)
• M19: 27,588,241 km (0.057 R)
• M20: 30,360,589 km (0.113 R)
• M21: 32,060,619 km (0.045 R)
• M22: 33,695,424 km (0.082 R)
• M23: 34,209,293 km (0.092 R)
• M24: 38,511,129 km (0.037 R)
• M25: 43,766,652 km (0.099 R)
• M26: 45,776,200 km (0.098 R)
• M27: 52,861,006 km (0.116 R)
• M28: 53,207,325 km (0.059 R)
• M29: 61,786,464 km (0.119 R)
• M30: 64,509,743 km (0.115 R)
• M31: 65,901,004 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.6

Radius: 7.6

Gravity: 16.73 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 11.4 AU - 18.84 AU

Year: 20957 Days

Day: 18.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,044,261 km

• M1: 94,546 km (0.089 R)
• M2: 461,509 km (0.113 R)
• M3: 787,633 km (0.045 R)
• M4: 1,164,619 km (0.092 R)
• M5: 2,217,340 km (0.095 R)
• M6: 2,843,407 km (0.114 R)
• M7: 5,271,530 km (0.085 R)
• M8: 7,234,553 km (0.063 R)
• M9: 10,632,968 km (0.076 R)
• M10: 11,761,085 km (0.063 R)
• M11: 12,107,704 km (0.049 R)
• M12: 13,188,249 km (0.082 R)
• M13: 14,647,427 km (0.111 R)
• M14: 15,457,350 km (0.056 R)
• M15: 16,211,323 km (0.074 R)
• M16: 17,522,249 km (0.084 R)
• M17: 24,025,418 km (0.117 R)
• M18: 27,870,981 km (0.032 R)
• M19: 29,238,754 km (0.078 R)
• M20: 33,058,586 km (0.096 R)
• M21: 34,168,004 km (0.091 R)
• M22: 36,461,190 km (0.082 R)
• M23: 41,033,798 km (0.098 R)
• M24: 42,965,107 km (0.028 R)
• M25: 55,840,547 km (0.097 R)
• M26: 64,853,220 km (0.12 R)
• M27: 77,663,884 km (0.111 R)
• M28: 83,125,702 km (0.109 R)
• M29: 88,044,331 km (0.059 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 16,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit