🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.7 AU - 1.1 AU

Year: 325 Days

Day: 37.3 Hours

Environment

Temp: 34 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.95 AU - 1.33 AU

Year: 464 Days

Day: 36.2 Hours

Environment

Temp: -20 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,111,814 km

• M1: 42,486 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.56 AU - 1.76 AU

Year: 814 Days

Day: 45.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,111,814 km

• M1: 1,620,444 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.3 AU - 2.04 AU

Year: 822 Days

Day: 46.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846

Radius: 13.9

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.14 AU - 6.6 AU

Year: 5416 Days

Day: 5.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,111,814 km

• M1: 181,761 km (0.097 R)
• M2: 685,158 km (0.081 R)
• M3: 1,276,369 km (0.083 R)
• M4: 2,158,548 km (0.089 R)
• M5: 2,857,020 km (0.103 R)
• M6: 4,709,042 km (0.068 R)
• M7: 6,909,327 km (0.059 R)
• M8: 7,851,345 km (0.109 R)
• M9: 9,465,955 km (0.05 R)
• M10: 10,443,427 km (0.048 R)
• M11: 11,340,865 km (0.073 R)
• M12: 11,783,525 km (0.106 R)
• M13: 13,893,005 km (0.038 R)
• M14: 14,400,441 km (0.113 R)
• M15: 14,920,144 km (0.053 R)
• M16: 16,870,601 km (0.104 R)
• M17: 17,841,192 km (0.116 R)
• M18: 18,644,083 km (0.113 R)
• M19: 19,611,234 km (0.114 R)
• M20: 22,328,529 km (0.074 R)
• M21: 24,955,917 km (0.04 R)
• M22: 27,341,704 km (0.063 R)
• M23: 29,969,091 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.5

Radius: 13.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.55 AU - 10.47 AU

Year: 9453 Days

Day: 7.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 162.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,111,814 km

• M1: 169,494 km (0.075 R)
• M2: 781,499 km (0.048 R)
• M3: 1,390,363 km (0.074 R)
• M4: 1,912,459 km (0.095 R)
• M5: 2,603,302 km (0.107 R)
• M6: 3,182,396 km (0.076 R)
• M7: 4,404,161 km (0.066 R)
• M8: 5,518,665 km (0.079 R)
• M9: 6,701,237 km (0.071 R)
• M10: 7,673,922 km (0.103 R)
• M11: 9,008,335 km (0.056 R)
• M12: 10,094,416 km (0.116 R)
• M13: 12,755,163 km (0.109 R)
• M14: 14,001,014 km (0.077 R)
• M15: 15,853,186 km (0.067 R)
• M16: 16,459,805 km (0.096 R)
• M17: 19,269,702 km (0.113 R)
• M18: 20,273,503 km (0.055 R)
• M19: 23,755,693 km (0.114 R)
• M20: 25,546,529 km (0.097 R)
• M21: 28,695,564 km (0.099 R)
• M22: 31,881,550 km (0.114 R)
• M23: 33,285,227 km (0.083 R)
• M24: 39,682,630 km (0.077 R)
• M25: 40,301,966 km (0.116 R)
• M26: 41,053,695 km (0.119 R)
• M27: 44,552,639 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.2

Radius: 5.5

Gravity: 29.3 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 11.79 AU - 17.95 AU

Year: 21835 Days

Day: 21.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,111,814 km

• M1: 68,516 km (0.119 R)
• M2: 244,144 km (0.084 R)
• M3: 547,229 km (0.091 R)
• M4: 905,366 km (0.063 R)
• M5: 1,313,320 km (0.096 R)
• M6: 1,740,272 km (0.05 R)
• M7: 3,168,034 km (0.068 R)
• M8: 4,166,600 km (0.067 R)
• M9: 5,003,301 km (0.09 R)
• M10: 7,150,030 km (0.044 R)
• M11: 7,348,547 km (0.11 R)
• M12: 7,704,889 km (0.041 R)
• M13: 8,562,533 km (0.119 R)
• M14: 9,014,468 km (0.116 R)
• M15: 9,188,002 km (0.092 R)
• M16: 9,363,780 km (0.103 R)
• M17: 12,562,182 km (0.118 R)
• M18: 15,166,083 km (0.118 R)
• M19: 15,411,722 km (0.106 R)
• M20: 17,925,714 km (0.118 R)
• M21: 20,901,665 km (0.061 R)
• M22: 23,202,779 km (0.091 R)
• M23: 26,843,393 km (0.095 R)
• M24: 27,203,026 km (0.104 R)
• M25: 28,301,374 km (0.083 R)
• M26: 36,097,218 km (0.055 R)
• M27: 42,396,934 km (0.051 R)
• M28: 44,203,628 km (0.101 R)
• M29: 51,759,517 km (0.115 R)
• M30: 52,690,315 km (0.102 R)
• M31: 61,575,232 km (0.102 R)
• M32: 70,494,107 km (0.071 R)
• M33: 74,431,523 km (0.114 R)
• M34: 79,002,785 km (0.115 R)
• M35: 87,643,558 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.2

Radius: 7.4

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 15.18 AU - 16.94 AU

Year: 24508 Days

Day: 20.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,111,814 km

• M1: 92,152 km (0.031 R)
• M2: 342,729 km (0.047 R)
• M3: 1,086,829 km (0.059 R)
• M4: 1,377,048 km (0.051 R)
• M5: 1,892,413 km (0.103 R)
• M6: 3,020,680 km (0.097 R)
• M7: 3,657,668 km (0.106 R)
• M8: 9,004,894 km (0.086 R)
• M9: 10,487,409 km (0.043 R)
• M10: 12,840,135 km (0.115 R)
• M11: 13,719,770 km (0.067 R)
• M12: 13,998,322 km (0.081 R)
• M13: 30,114,051 km (0.105 R)
• M14: 35,567,941 km (0.099 R)
• M15: 49,188,079 km (0.069 R)
• M16: 54,925,457 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546

Radius: 7.7

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 14.51 AU - 22.51 AU

Year: 30325 Days

Day: 20.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 93,111,814 km

• M1: 95,892 km (0.064 R)
• M2: 611,556 km (0.055 R)
• M3: 944,860 km (0.111 R)
• M4: 1,272,330 km (0.079 R)
• M5: 2,459,539 km (0.117 R)
• M6: 3,592,742 km (0.116 R)
• M7: 6,093,570 km (0.061 R)
• M8: 7,858,227 km (0.093 R)
• M9: 8,571,808 km (0.067 R)
• M10: 11,583,812 km (0.057 R)
• M11: 12,949,491 km (0.109 R)
• M12: 15,403,046 km (0.094 R)
• M13: 15,825,959 km (0.111 R)
• M14: 16,169,735 km (0.101 R)
• M15: 17,503,699 km (0.086 R)
• M16: 21,837,848 km (0.073 R)
• M17: 29,085,716 km (0.075 R)
• M18: 31,186,818 km (0.079 R)
• M19: 38,248,436 km (0.108 R)
• M20: 39,494,137 km (0.07 R)
• M21: 39,809,639 km (0.118 R)
• M22: 44,067,194 km (0.105 R)
• M23: 51,381,782 km (0.064 R)
• M24: 56,616,511 km (0.098 R)
• M25: 58,233,215 km (0.113 R)
• M26: 63,052,361 km (0.112 R)
• M27: 63,916,737 km (0.052 R)
• M28: 67,678,675 km (0.104 R)
• M29: 73,952,660 km (0.087 R)
• M30: 74,672,824 km (0.109 R)
• M31: 77,353,469 km (0.097 R)
• M32: 79,845,470 km (0.043 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 12,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit