🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.87 AU - 0.95 AU

Year: 315 Days

Day: 25.6 Hours

Environment

Temp: 76 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.77 AU - 1.21 AU

Year: 358 Days

Day: 42.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.4 AU - 1.7 AU

Year: 701 Days

Day: 47.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.9

Radius: 3.2

Gravity: 94.52 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.76 AU - 14.48 AU

Year: 16294 Days

Day: 21.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,100,045 km

• M1: 39,943 km (0.078 R)
• M2: 271,520 km (0.103 R)
• M3: 534,364 km (0.097 R)
• M4: 690,544 km (0.042 R)
• M5: 922,121 km (0.079 R)
• M6: 1,148,014 km (0.06 R)
• M7: 1,409,362 km (0.114 R)
• M8: 1,571,077 km (0.108 R)
• M9: 2,595,074 km (0.106 R)
• M10: 3,426,689 km (0.117 R)
• M11: 4,732,678 km (0.084 R)
• M12: 4,875,694 km (0.044 R)
• M13: 5,245,500 km (0.12 R)
• M14: 5,794,524 km (0.082 R)
• M15: 6,337,564 km (0.077 R)
• M16: 7,572,495 km (0.117 R)
• M17: 7,817,536 km (0.109 R)
• M18: 10,749,804 km (0.096 R)
• M19: 11,957,507 km (0.04 R)
• M20: 12,289,764 km (0.107 R)
• M21: 14,789,993 km (0.106 R)
• M22: 16,852,799 km (0.032 R)
• M23: 17,354,699 km (0.055 R)
• M24: 20,200,500 km (0.066 R)
• M25: 20,766,578 km (0.104 R)
• M26: 21,053,656 km (0.085 R)
• M27: 23,445,427 km (0.066 R)
• M28: 26,457,431 km (0.112 R)
• M29: 28,641,859 km (0.088 R)
• M30: 34,689,502 km (0.102 R)
• M31: 37,300,883 km (0.097 R)
• M32: 37,441,804 km (0.083 R)
• M33: 37,724,843 km (0.09 R)
• M34: 40,188,122 km (0.072 R)
• M35: 45,271,607 km (0.048 R)
• M36: 47,717,532 km (0.068 R)
• M37: 50,078,486 km (0.071 R)
• M38: 55,397,587 km (0.086 R)
• M39: 58,953,828 km (0.079 R)
• M40: 62,858,482 km (0.111 R)
• M41: 66,932,032 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.2

Radius: 5.3

Gravity: 34.43 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 14.55 AU - 21.03 AU

Year: 27271 Days

Day: 21.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,100,045 km

• M1: 66,272 km (0.064 R)
• M2: 307,124 km (0.083 R)
• M3: 667,506 km (0.054 R)
• M4: 1,152,652 km (0.038 R)
• M5: 1,444,667 km (0.065 R)
• M6: 1,724,714 km (0.117 R)
• M7: 2,418,250 km (0.101 R)
• M8: 2,955,156 km (0.109 R)
• M9: 3,471,119 km (0.119 R)
• M10: 7,563,220 km (0.108 R)
• M11: 8,880,130 km (0.102 R)
• M12: 10,143,633 km (0.111 R)
• M13: 10,887,284 km (0.12 R)
• M14: 11,237,044 km (0.1 R)
• M15: 11,812,397 km (0.104 R)
• M16: 12,107,255 km (0.089 R)
• M17: 19,903,997 km (0.112 R)
• M18: 33,487,483 km (0.09 R)
• M19: 33,781,892 km (0.108 R)
• M20: 37,609,802 km (0.085 R)
• M21: 38,569,772 km (0.104 R)
• M22: 40,205,625 km (0.114 R)
• M23: 40,872,831 km (0.079 R)
• M24: 48,329,238 km (0.062 R)
• M25: 60,697,690 km (0.101 R)
• M26: 63,355,895 km (0.102 R)
• M27: 66,090,694 km (0.038 R)
• M28: 72,529,835 km (0.094 R)
• M29: 73,766,411 km (0.103 R)
• M30: 75,774,014 km (0.091 R)
• M31: 98,191,255 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.8

Radius: 8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 17.35 AU - 20.13 AU

Year: 29484 Days

Day: 17.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,100,045 km

• M1: 101,876 km (0.099 R)
• M2: 650,302 km (0.088 R)
• M3: 1,025,942 km (0.052 R)
• M4: 1,850,226 km (0.079 R)
• M5: 2,156,154 km (0.08 R)
• M6: 2,543,762 km (0.072 R)
• M7: 3,488,922 km (0.085 R)
• M8: 4,798,352 km (0.099 R)
• M9: 5,625,927 km (0.077 R)
• M10: 6,453,503 km (0.082 R)
• M11: 7,922,105 km (0.08 R)
• M12: 8,734,571 km (0.05 R)
• M13: 9,423,469 km (0.091 R)
• M14: 10,909,425 km (0.119 R)
• M15: 13,496,720 km (0.1 R)
• M16: 13,951,797 km (0.071 R)
• M17: 14,732,698 km (0.118 R)
• M18: 16,126,800 km (0.069 R)
• M19: 27,576,123 km (0.103 R)
• M20: 30,326,032 km (0.12 R)
• M21: 35,784,708 km (0.036 R)
• M22: 41,385,802 km (0.086 R)
• M23: 41,704,146 km (0.091 R)
• M24: 42,669,202 km (0.093 R)
• M25: 44,978,694 km (0.063 R)
• M26: 47,893,459 km (0.117 R)
• M27: 51,481,115 km (0.053 R)
• M28: 52,964,977 km (0.072 R)
• M29: 54,477,112 km (0.104 R)
• M30: 60,200,128 km (0.028 R)
• M31: 63,522,846 km (0.119 R)
• M32: 66,528,866 km (0.091 R)
• M33: 71,671,143 km (0.091 R)
• M34: 72,130,409 km (0.101 R)
• M35: 73,287,249 km (0.07 R)
• M36: 74,456,356 km (0.104 R)
• M37: 75,163,655 km (0.1 R)
• M38: 76,591,866 km (0.066 R)
• M39: 77,554,079 km (0.1 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 555 - 12,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit