🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.82 AU

Year: 243 Days

Day: 31.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,706,293 km

• M1: 51,611 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.31 AU - 1.85 AU

Year: 744 Days

Day: 28 Hours

Environment

Temp: -47 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.34 AU - 1.9 AU

Year: 773 Days

Day: 28.7 Hours

Environment

Temp: -53 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,706,293 km

• M1: 82,129 km (0.095 R)
• M2: 286,779 km (0.054 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.59 AU - 2.37 AU

Year: 1044 Days

Day: 16.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,706,293 km

• M1: 16,905 km (0.09 R)
• M2: 651,349 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.6

Radius: 15

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.1 AU - 6.24 AU

Year: 5743 Days

Day: 8.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,706,293 km

• M1: 188,793 km (0.075 R)
• M2: 1,421,479 km (0.072 R)
• M3: 4,452,930 km (0.109 R)
• M4: 5,004,198 km (0.102 R)
• M5: 9,006,390 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.3

Radius: 10.2

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.03 AU - 8.83 AU

Year: 9172 Days

Day: 11.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,706,293 km

• M1: 126,859 km (0.115 R)
• M2: 463,155 km (0.086 R)
• M3: 872,754 km (0.066 R)
• M4: 2,187,420 km (0.054 R)
• M5: 2,536,282 km (0.1 R)
• M6: 3,163,845 km (0.07 R)
• M7: 3,891,789 km (0.082 R)
• M8: 4,847,869 km (0.029 R)
• M9: 5,953,247 km (0.114 R)
• M10: 6,640,201 km (0.104 R)
• M11: 8,974,376 km (0.091 R)
• M12: 10,683,981 km (0.071 R)
• M13: 11,753,157 km (0.101 R)
• M14: 12,257,002 km (0.068 R)
• M15: 14,930,316 km (0.103 R)
• M16: 15,721,988 km (0.041 R)
• M17: 16,611,048 km (0.072 R)
• M18: 17,317,450 km (0.097 R)
• M19: 18,414,301 km (0.062 R)
• M20: 19,094,373 km (0.057 R)
• M21: 22,151,705 km (0.062 R)
• M22: 25,520,948 km (0.081 R)
• M23: 27,133,314 km (0.114 R)
• M24: 27,620,255 km (0.115 R)
• M25: 28,212,214 km (0.074 R)
• M26: 31,299,614 km (0.093 R)
• M27: 34,833,715 km (0.036 R)
• M28: 37,053,448 km (0.09 R)
• M29: 39,241,765 km (0.066 R)
• M30: 44,410,521 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.1

Radius: 7.6

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11 AU - 15.16 AU

Year: 17727 Days

Day: 21 Hours

Environment

Temp: -184 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,706,293 km

• M1: 94,995 km (0.104 R)
• M2: 390,600 km (0.094 R)
• M3: 657,632 km (0.095 R)
• M4: 1,496,577 km (0.108 R)
• M5: 2,143,588 km (0.082 R)
• M6: 2,440,988 km (0.111 R)
• M7: 3,015,295 km (0.042 R)
• M8: 5,283,498 km (0.071 R)
• M9: 5,749,046 km (0.086 R)
• M10: 9,028,531 km (0.112 R)
• M11: 9,468,797 km (0.115 R)
• M12: 9,923,126 km (0.087 R)
• M13: 10,875,616 km (0.109 R)
• M14: 11,693,318 km (0.119 R)
• M15: 13,521,553 km (0.105 R)
• M16: 19,768,311 km (0.099 R)
• M17: 23,051,835 km (0.034 R)
• M18: 28,985,635 km (0.08 R)
• M19: 32,429,527 km (0.088 R)
• M20: 45,171,526 km (0.118 R)
• M21: 50,120,822 km (0.077 R)
• M22: 54,151,437 km (0.086 R)
• M23: 59,534,717 km (0.113 R)
• M24: 60,885,585 km (0.04 R)
• M25: 63,248,783 km (0.046 R)
• M26: 65,468,067 km (0.107 R)
• M27: 66,287,714 km (0.12 R)
• M28: 68,366,975 km (0.085 R)
• M29: 71,783,491 km (0.069 R)
• M30: 73,313,428 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.5

Radius: 3.3

Gravity: 26.12 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 12.5 AU - 15.04 AU

Year: 19148 Days

Day: 21.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,706,293 km

• M1: 41,139 km (0.113 R)
• M2: 189,092 km (0.09 R)
• M3: 302,337 km (0.029 R)
• M4: 455,974 km (0.093 R)
• M5: 596,447 km (0.109 R)
• M6: 1,330,224 km (0.073 R)
• M7: 1,543,850 km (0.038 R)
• M8: 1,932,655 km (0.107 R)
• M9: 6,929,224 km (0.04 R)
• M10: 10,848,389 km (0.063 R)
• M11: 11,766,172 km (0.099 R)
• M12: 15,244,322 km (0.118 R)
• M13: 15,526,314 km (0.081 R)
• M14: 19,763,823 km (0.104 R)
• M15: 20,438,061 km (0.083 R)
• M16: 24,040,527 km (0.114 R)
• M17: 31,549,593 km (0.088 R)
• M18: 33,288,967 km (0.119 R)
• M19: 33,763,342 km (0.117 R)
• M20: 34,725,555 km (0.07 R)
• M21: 41,293,650 km (0.057 R)
• M22: 48,642,496 km (0.068 R)

Asteroid Belt

Center: 15.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.3

Radius: 5.5

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.64 AU - 17.08 AU

Year: 24797 Days

Day: 16 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,706,293 km

• M1: 69,413 km (0.052 R)
• M2: 404,662 km (0.116 R)
• M3: 722,857 km (0.064 R)
• M4: 1,288,636 km (0.031 R)
• M5: 1,673,103 km (0.073 R)
• M6: 2,036,775 km (0.064 R)
• M7: 2,690,667 km (0.118 R)
• M8: 3,041,325 km (0.086 R)
• M9: 4,007,727 km (0.075 R)
• M10: 5,855,859 km (0.118 R)
• M11: 9,563,792 km (0.082 R)
• M12: 9,830,375 km (0.111 R)
• M13: 10,157,097 km (0.086 R)
• M14: 10,603,647 km (0.067 R)
• M15: 14,801,662 km (0.057 R)
• M16: 17,030,371 km (0.031 R)
• M17: 19,643,996 km (0.114 R)
• M18: 21,497,364 km (0.117 R)
• M19: 22,701,327 km (0.042 R)
• M20: 25,958,223 km (0.11 R)
• M21: 31,115,011 km (0.119 R)
• M22: 32,055,682 km (0.074 R)
• M23: 32,413,371 km (0.112 R)
• M24: 34,117,590 km (0.093 R)
• M25: 36,784,321 km (0.103 R)
• M26: 37,439,261 km (0.116 R)
• M27: 38,503,051 km (0.105 R)
• M28: 39,998,581 km (0.07 R)
• M29: 40,830,495 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 15,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit