🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.28 AU - 1.32 AU

Year: 528 Days

Day: 25.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 156.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.06 AU - 2.8 AU

Year: 1350 Days

Day: 37 Hours

Environment

Temp: -83 °C

Axial Tilt: 109.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,991,325 km

• M1: 112,049 km (0.088 R)
• M2: 888,013 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.98 AU - 2.92 AU

Year: 1367 Days

Day: 16.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.5

Radius: 8.5

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 9.45 AU - 13.77 AU

Year: 14101 Days

Day: 9.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 121.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,991,325 km

• M1: 105,766 km (0.109 R)
• M2: 422,614 km (0.044 R)
• M3: 969,245 km (0.104 R)
• M4: 1,934,001 km (0.043 R)
• M5: 3,361,763 km (0.039 R)
• M6: 4,066,519 km (0.115 R)
• M7: 4,649,651 km (0.096 R)
• M8: 5,838,207 km (0.118 R)
• M9: 6,503,319 km (0.049 R)
• M10: 7,809,158 km (0.092 R)
• M11: 8,161,312 km (0.12 R)
• M12: 9,136,241 km (0.06 R)
• M13: 10,501,322 km (0.119 R)
• M14: 11,371,832 km (0.061 R)
• M15: 14,012,982 km (0.061 R)
• M16: 15,752,207 km (0.049 R)
• M17: 20,554,897 km (0.103 R)
• M18: 21,740,909 km (0.117 R)
• M19: 22,882,341 km (0.109 R)
• M20: 25,284,583 km (0.099 R)
• M21: 27,042,807 km (0.106 R)
• M22: 27,545,456 km (0.088 R)
• M23: 27,849,888 km (0.039 R)
• M24: 31,129,372 km (0.076 R)
• M25: 31,459,834 km (0.084 R)
• M26: 32,691,473 km (0.084 R)
• M27: 35,971,107 km (0.038 R)
• M28: 38,697,080 km (0.103 R)
• M29: 46,394,638 km (0.032 R)
• M30: 46,825,929 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.5

Radius: 6

Gravity: 24.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 10.95 AU - 15.11 AU

Year: 16765 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,991,325 km

• M1: 78,988 km (0.095 R)
• M2: 626,366 km (0.105 R)
• M3: 1,362,537 km (0.048 R)
• M4: 2,133,415 km (0.075 R)
• M5: 2,386,984 km (0.098 R)
• M6: 2,780,576 km (0.104 R)
• M7: 3,353,087 km (0.082 R)
• M8: 4,906,661 km (0.098 R)
• M9: 5,162,323 km (0.106 R)
• M10: 5,542,751 km (0.074 R)
• M11: 5,900,888 km (0.117 R)
• M12: 10,025,900 km (0.049 R)
• M13: 10,739,332 km (0.076 R)
• M14: 14,972,353 km (0.097 R)
• M15: 19,015,834 km (0.067 R)
• M16: 24,043,519 km (0.118 R)
• M17: 24,995,111 km (0.07 R)
• M18: 26,191,894 km (0.103 R)
• M19: 26,524,899 km (0.064 R)
• M20: 27,884,894 km (0.036 R)
• M21: 30,011,128 km (0.117 R)
• M22: 32,497,744 km (0.118 R)
• M23: 33,269,669 km (0.087 R)
• M24: 34,850,170 km (0.11 R)
• M25: 35,794,881 km (0.069 R)
• M26: 43,044,693 km (0.078 R)
• M27: 43,663,729 km (0.074 R)
• M28: 44,761,328 km (0.085 R)
• M29: 45,716,511 km (0.083 R)
• M30: 51,909,713 km (0.096 R)
• M31: 53,674,669 km (0.092 R)
• M32: 54,032,357 km (0.117 R)
• M33: 56,766,109 km (0.11 R)
• M34: 58,072,996 km (0.119 R)
• M35: 64,908,871 km (0.047 R)
• M36: 71,394,686 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.1

Radius: 3.6

Gravity: 45.46 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10.21 AU - 16.83 AU

Year: 17720 Days

Day: 17.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,991,325 km

• M1: 44,730 km (0.051 R)
• M2: 297,999 km (0.083 R)
• M3: 1,049,878 km (0.118 R)
• M4: 1,447,210 km (0.072 R)
• M5: 1,937,292 km (0.073 R)
• M6: 2,666,432 km (0.083 R)
• M7: 3,003,925 km (0.118 R)
• M8: 4,218,510 km (0.081 R)
• M9: 4,675,831 km (0.092 R)
• M10: 4,881,528 km (0.1 R)
• M11: 5,057,605 km (0.073 R)
• M12: 5,611,416 km (0.097 R)
• M13: 5,883,235 km (0.066 R)
• M14: 6,327,990 km (0.065 R)
• M15: 6,453,054 km (0.103 R)
• M16: 8,841,085 km (0.036 R)
• M17: 10,724,223 km (0.11 R)
• M18: 12,011,811 km (0.103 R)
• M19: 15,110,881 km (0.092 R)
• M20: 17,530,626 km (0.047 R)
• M21: 19,749,612 km (0.08 R)
• M22: 20,833,897 km (0.106 R)
• M23: 22,244,605 km (0.094 R)
• M24: 23,318,568 km (0.045 R)
• M25: 26,856,109 km (0.113 R)
• M26: 27,515,387 km (0.084 R)
• M27: 28,411,029 km (0.037 R)
• M28: 30,025,041 km (0.093 R)
• M29: 33,814,205 km (0.105 R)
• M30: 42,471,883 km (0.062 R)
• M31: 44,884,298 km (0.075 R)
• M32: 49,486,527 km (0.111 R)
• M33: 49,815,044 km (0.074 R)
• M34: 49,979,901 km (0.059 R)
• M35: 51,647,917 km (0.106 R)
• M36: 52,155,502 km (0.114 R)
• M37: 54,568,217 km (0.109 R)
• M38: 56,874,268 km (0.09 R)
• M39: 61,489,811 km (0.111 R)
• M40: 63,597,496 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.2

Radius: 3.4

Gravity: 42.06 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 12.2 AU - 16.3 AU

Year: 19174 Days

Day: 17.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 142.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,991,325 km

• M1: 42,336 km (0.105 R)
• M2: 200,910 km (0.063 R)
• M3: 377,884 km (0.037 R)
• M4: 509,082 km (0.109 R)
• M5: 1,023,997 km (0.118 R)
• M6: 1,326,036 km (0.084 R)
• M7: 2,064,600 km (0.102 R)
• M8: 2,433,957 km (0.118 R)
• M9: 2,750,357 km (0.034 R)
• M10: 3,170,727 km (0.118 R)
• M11: 4,263,091 km (0.087 R)
• M12: 5,176,685 km (0.027 R)
• M13: 5,396,145 km (0.096 R)
• M14: 6,213,548 km (0.105 R)
• M15: 6,378,105 km (0.09 R)
• M16: 8,089,654 km (0.118 R)
• M17: 8,335,444 km (0.114 R)
• M18: 8,688,046 km (0.111 R)
• M19: 9,805,093 km (0.082 R)
• M20: 11,377,516 km (0.05 R)
• M21: 12,711,032 km (0.12 R)
• M22: 13,794,569 km (0.062 R)
• M23: 14,287,345 km (0.108 R)
• M24: 14,718,934 km (0.081 R)
• M25: 15,457,499 km (0.116 R)
• M26: 20,415,023 km (0.1 R)
• M27: 24,555,144 km (0.026 R)
• M28: 26,228,396 km (0.087 R)
• M29: 31,579,961 km (0.114 R)
• M30: 31,822,459 km (0.117 R)
• M31: 33,179,013 km (0.108 R)
• M32: 34,317,153 km (0.047 R)
• M33: 34,960,723 km (0.034 R)
• M34: 51,228,744 km (0.1 R)
• M35: 53,776,246 km (0.05 R)
• M36: 53,949,031 km (0.079 R)
• M37: 54,469,632 km (0.072 R)
• M38: 54,643,913 km (0.078 R)
• M39: 61,733,805 km (0.119 R)
• M40: 62,113,036 km (0.063 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 18,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit