🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.97 AU - 1.17 AU

Year: 421 Days

Day: 19.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.95 AU - 1.37 AU

Year: 476 Days

Day: 17.8 Hours

Environment

Temp: -22 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,963,244 km

• M1: 41,439 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.51 AU - 3.19 AU

Year: 1832 Days

Day: 33.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.06 AU - 3.44 AU

Year: 2231 Days

Day: 40.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.9

Radius: 15

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.51 AU - 10.33 AU

Year: 10145 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,963,244 km

• M1: 187,297 km (0.089 R)
• M2: 751,580 km (0.089 R)
• M3: 1,445,265 km (0.038 R)
• M4: 1,933,852 km (0.077 R)
• M5: 2,423,336 km (0.113 R)
• M6: 3,017,838 km (0.102 R)
• M7: 4,120,524 km (0.065 R)
• M8: 4,591,009 km (0.112 R)
• M9: 7,797,340 km (0.092 R)
• M10: 8,347,860 km (0.036 R)
• M11: 9,152,996 km (0.119 R)
• M12: 10,507,904 km (0.106 R)
• M13: 11,180,795 km (0.097 R)
• M14: 12,441,905 km (0.116 R)
• M15: 13,493,578 km (0.083 R)
• M16: 14,164,824 km (0.108 R)
• M17: 15,840,619 km (0.041 R)
• M18: 16,657,125 km (0.057 R)
• M19: 20,128,543 km (0.065 R)
• M20: 20,603,965 km (0.113 R)
• M21: 21,249,480 km (0.073 R)
• M22: 25,227,138 km (0.102 R)
• M23: 28,073,686 km (0.081 R)
• M24: 28,867,452 km (0.098 R)
• M25: 30,396,343 km (0.094 R)
• M26: 39,351,121 km (0.079 R)
• M27: 43,562,152 km (0.079 R)
• M28: 44,225,319 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.6

Radius: 12.8

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.46 AU - 11.8 AU

Year: 13198 Days

Day: 6.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,963,244 km

• M1: 159,172 km (0.085 R)
• M2: 737,218 km (0.055 R)
• M3: 1,331,271 km (0.114 R)
• M4: 2,100,653 km (0.045 R)
• M5: 2,543,912 km (0.041 R)
• M6: 3,302,223 km (0.084 R)
• M7: 3,706,886 km (0.089 R)
• M8: 4,267,728 km (0.084 R)
• M9: 5,091,564 km (0.081 R)
• M10: 5,560,403 km (0.116 R)
• M11: 6,711,559 km (0.112 R)
• M12: 7,321,320 km (0.107 R)
• M13: 7,732,714 km (0.102 R)
• M14: 10,307,293 km (0.098 R)
• M15: 18,221,769 km (0.083 R)
• M16: 24,483,038 km (0.116 R)
• M17: 26,247,096 km (0.079 R)
• M18: 29,564,279 km (0.058 R)
• M19: 31,683,483 km (0.04 R)
• M20: 33,650,545 km (0.051 R)
• M21: 35,307,940 km (0.081 R)
• M22: 36,222,432 km (0.109 R)
• M23: 38,509,484 km (0.086 R)
• M24: 38,922,823 km (0.052 R)
• M25: 42,337,095 km (0.099 R)
• M26: 48,303,058 km (0.05 R)
• M27: 48,784,015 km (0.103 R)
• M28: 49,268,114 km (0.109 R)
• M29: 53,086,600 km (0.103 R)
• M30: 58,721,503 km (0.059 R)
• M31: 59,636,443 km (0.087 R)
• M32: 62,249,170 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.2

Radius: 12.1

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.45 AU - 12.29 AU

Year: 13647 Days

Day: 5.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,963,244 km

• M1: 150,645 km (0.071 R)
• M2: 1,034,170 km (0.07 R)
• M3: 1,449,005 km (0.097 R)
• M4: 2,523,866 km (0.079 R)
• M5: 2,903,695 km (0.108 R)
• M6: 3,506,125 km (0.058 R)
• M7: 5,065,234 km (0.111 R)
• M8: 6,295,078 km (0.11 R)
• M9: 7,900,264 km (0.067 R)
• M10: 9,078,048 km (0.118 R)
• M11: 9,548,682 km (0.064 R)
• M12: 10,090,825 km (0.043 R)
• M13: 11,296,285 km (0.052 R)
• M14: 13,049,721 km (0.062 R)
• M15: 14,620,649 km (0.083 R)
• M16: 15,562,517 km (0.112 R)
• M17: 18,465,015 km (0.049 R)
• M18: 29,535,556 km (0.066 R)
• M19: 33,081,774 km (0.101 R)
• M20: 39,745,611 km (0.082 R)
• M21: 40,303,312 km (0.071 R)
• M22: 44,503,721 km (0.116 R)
• M23: 49,307,309 km (0.111 R)
• M24: 53,933,623 km (0.039 R)
• M25: 55,653,549 km (0.118 R)
• M26: 58,301,731 km (0.042 R)
• M27: 60,113,212 km (0.094 R)
• M28: 60,848,186 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.8

Radius: 9

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 9.74 AU - 12.24 AU

Year: 13874 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,963,244 km

• M1: 112,049 km (0.12 R)
• M2: 519,105 km (0.081 R)
• M3: 830,867 km (0.092 R)
• M4: 1,167,462 km (0.084 R)
• M5: 1,499,419 km (0.03 R)
• M6: 2,057,868 km (0.102 R)
• M7: 2,607,491 km (0.107 R)
• M8: 3,228,771 km (0.065 R)
• M9: 5,103,232 km (0.081 R)
• M10: 7,045,611 km (0.102 R)
• M11: 8,691,636 km (0.098 R)
• M12: 9,151,949 km (0.053 R)
• M13: 9,435,886 km (0.11 R)
• M14: 10,121,493 km (0.119 R)
• M15: 11,427,781 km (0.116 R)
• M16: 14,245,158 km (0.085 R)
• M17: 16,292,704 km (0.094 R)
• M18: 21,044,381 km (0.09 R)
• M19: 21,456,972 km (0.081 R)
• M20: 22,298,311 km (0.044 R)
• M21: 23,161,490 km (0.105 R)
• M22: 24,954,421 km (0.067 R)
• M23: 26,453,990 km (0.042 R)
• M24: 30,992,340 km (0.064 R)
• M25: 35,439,885 km (0.063 R)
• M26: 40,548,952 km (0.085 R)
• M27: 41,963,848 km (0.096 R)
• M28: 43,544,649 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.9

Radius: 7.8

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.29 AU - 17.91 AU

Year: 21243 Days

Day: 20.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,963,244 km

• M1: 97,089 km (0.098 R)
• M2: 755,768 km (0.112 R)
• M3: 3,545,619 km (0.11 R)
• M4: 5,403,026 km (0.086 R)
• M5: 7,198,650 km (0.082 R)
• M6: 7,970,275 km (0.059 R)
• M7: 15,201,088 km (0.116 R)
• M8: 16,238,998 km (0.116 R)
• M9: 17,087,069 km (0.086 R)
• M10: 21,226,292 km (0.114 R)
• M11: 23,188,418 km (0.044 R)
• M12: 30,599,496 km (0.092 R)
• M13: 32,250,010 km (0.115 R)
• M14: 33,711,282 km (0.082 R)
• M15: 39,860,652 km (0.082 R)
• M16: 42,979,917 km (0.101 R)
• M17: 45,498,846 km (0.101 R)
• M18: 47,025,642 km (0.09 R)
• M19: 56,386,130 km (0.04 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 16,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit