🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.8 AU - 1.22 AU

Year: 355 Days

Day: 35.5 Hours

Environment

Temp: 151 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,818,847 km

• M1: 257,009 km (0.058 R)
• M2: 670,647 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.45 AU - 1.63 AU

Year: 669 Days

Day: 43.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.96 AU - 5.94 AU

Year: 4451 Days

Day: 33.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.8

Radius: 14.8

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.75 AU - 8.63 AU

Year: 7460 Days

Day: 13.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,818,847 km

• M1: 184,454 km (0.04 R)
• M2: 657,782 km (0.106 R)
• M3: 1,123,330 km (0.111 R)
• M4: 1,697,786 km (0.109 R)
• M5: 2,822,164 km (0.088 R)
• M6: 3,539,785 km (0.052 R)
• M7: 4,246,635 km (0.08 R)
• M8: 5,917,493 km (0.055 R)
• M9: 6,562,410 km (0.111 R)
• M10: 8,093,544 km (0.12 R)
• M11: 11,637,817 km (0.111 R)
• M12: 14,558,416 km (0.034 R)
• M13: 17,369,360 km (0.115 R)
• M14: 20,461,847 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.7

Radius: 10.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.99 AU - 9.43 AU

Year: 7490 Days

Day: 7.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,818,847 km

• M1: 155,133 km (0.076 R)
• M2: 573,409 km (0.101 R)
• M3: 1,067,381 km (0.091 R)
• M4: 2,289,895 km (0.091 R)
• M5: 2,777,284 km (0.12 R)
• M6: 3,660,660 km (0.046 R)
• M7: 5,023,796 km (0.087 R)
• M8: 5,426,962 km (0.07 R)
• M9: 6,631,674 km (0.04 R)
• M10: 7,815,591 km (0.119 R)
• M11: 8,318,838 km (0.104 R)
• M12: 19,815,435 km (0.041 R)
• M13: 21,945,858 km (0.032 R)
• M14: 27,620,853 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 8.9

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.62 AU - 13.5 AU

Year: 16512 Days

Day: 13.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,818,847 km

• M1: 152,739 km (0.09 R)
• M2: 583,880 km (0.027 R)
• M3: 1,060,649 km (0.069 R)
• M4: 2,048,743 km (0.106 R)
• M5: 2,341,955 km (0.095 R)
• M6: 6,906,485 km (0.081 R)
• M7: 7,256,394 km (0.086 R)
• M8: 19,131,623 km (0.099 R)
• M9: 20,982,448 km (0.083 R)
• M10: 21,348,215 km (0.075 R)
• M11: 24,227,375 km (0.12 R)
• M12: 25,968,844 km (0.104 R)
• M13: 26,496,625 km (0.072 R)
• M14: 28,122,605 km (0.118 R)
• M15: 38,203,107 km (0.105 R)
• M16: 42,713,334 km (0.103 R)
• M17: 43,745,260 km (0.042 R)
• M18: 45,858,629 km (0.055 R)
• M19: 49,155,018 km (0.086 R)
• M20: 53,791,505 km (0.057 R)
• M21: 58,350,201 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736

Radius: 5.1

Gravity: 28.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 13.77 AU - 14.79 AU

Year: 18879 Days

Day: 23.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,818,847 km

• M1: 63,429 km (0.103 R)
• M2: 561,291 km (0.059 R)
• M3: 905,516 km (0.03 R)
• M4: 1,276,818 km (0.11 R)
• M5: 1,779,766 km (0.086 R)
• M6: 2,006,556 km (0.099 R)
• M7: 2,383,094 km (0.112 R)
• M8: 2,635,615 km (0.082 R)
• M9: 2,905,639 km (0.039 R)
• M10: 3,359,220 km (0.09 R)
• M11: 3,617,875 km (0.079 R)
• M12: 3,889,545 km (0.094 R)
• M13: 5,896,849 km (0.114 R)
• M14: 7,261,780 km (0.105 R)
• M15: 8,298,194 km (0.083 R)
• M16: 14,307,840 km (0.064 R)
• M17: 18,356,257 km (0.103 R)
• M18: 25,108,357 km (0.048 R)
• M19: 28,030,003 km (0.054 R)
• M20: 30,180,323 km (0.058 R)
• M21: 34,270,329 km (0.11 R)
• M22: 38,570,370 km (0.063 R)
• M23: 40,774,396 km (0.057 R)
• M24: 41,831,155 km (0.098 R)
• M25: 42,906,016 km (0.111 R)
• M26: 46,078,239 km (0.117 R)
• M27: 46,403,913 km (0.1 R)
• M28: 48,894,718 km (0.097 R)
• M29: 49,063,913 km (0.051 R)
• M30: 51,298,755 km (0.067 R)
• M31: 51,473,336 km (0.098 R)
• M32: 62,297,041 km (0.08 R)
• M33: 66,354,435 km (0.079 R)
• M34: 68,236,526 km (0.062 R)
• M35: 74,990,869 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.9

Radius: 3.4

Gravity: 26.38 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 18.31 AU - 23.49 AU

Year: 33427 Days

Day: 17.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,818,847 km

• M1: 42,486 km (0.112 R)
• M2: 302,038 km (0.112 R)
• M3: 1,446,611 km (0.086 R)
• M4: 1,564,046 km (0.027 R)
• M5: 2,525,960 km (0.095 R)
• M6: 4,151,042 km (0.102 R)
• M7: 4,818,996 km (0.095 R)
• M8: 5,434,591 km (0.045 R)
• M9: 8,158,769 km (0.093 R)
• M10: 10,954,005 km (0.074 R)
• M11: 13,647,814 km (0.049 R)
• M12: 18,603,991 km (0.087 R)
• M13: 19,531,947 km (0.077 R)
• M14: 21,681,070 km (0.088 R)
• M15: 23,446,025 km (0.086 R)
• M16: 25,529,176 km (0.113 R)
• M17: 27,140,943 km (0.095 R)
• M18: 35,798,770 km (0.087 R)
• M19: 37,230,721 km (0.055 R)
• M20: 39,449,557 km (0.114 R)
• M21: 46,632,199 km (0.116 R)
• M22: 52,969,315 km (0.088 R)
• M23: 61,261,375 km (0.098 R)
• M24: 62,893,787 km (0.101 R)
• M25: 67,316,349 km (0.079 R)
• M26: 68,398,989 km (0.088 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 17,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit