🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.52 AU - 0.56 AU

Year: 148 Days

Day: 45.8 Hours

Environment

Temp: 240 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.76 AU - 0.98 AU

Year: 303 Days

Day: 34.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.48 AU - 1.7 AU

Year: 747 Days

Day: 27 Hours

Environment

Temp: -45 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.86 AU - 2.16 AU

Year: 1062 Days

Day: 38.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.4

Radius: 14.2

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.59 AU - 5.43 AU

Year: 4180 Days

Day: 5.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,407,285 km

• M1: 180,565 km (0.093 R)
• M2: 664,065 km (0.071 R)
• M3: 1,203,814 km (0.088 R)
• M4: 1,653,206 km (0.053 R)
• M5: 2,374,417 km (0.104 R)
• M6: 3,029,955 km (0.061 R)
• M7: 4,141,019 km (0.101 R)
• M8: 4,973,082 km (0.105 R)
• M9: 5,722,418 km (0.077 R)
• M10: 6,486,713 km (0.085 R)
• M11: 7,382,505 km (0.088 R)
• M12: 9,044,687 km (0.064 R)
• M13: 9,728,649 km (0.089 R)
• M14: 10,735,442 km (0.109 R)
• M15: 11,458,898 km (0.106 R)
• M16: 14,174,997 km (0.103 R)
• M17: 14,838,314 km (0.117 R)
• M18: 16,727,286 km (0.112 R)
• M19: 17,817,555 km (0.118 R)
• M20: 19,510,106 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 10.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.19 AU - 5.35 AU

Year: 4510 Days

Day: 12 Hours

Environment

Temp: -143 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,407,285 km

• M1: 154,684 km (0.106 R)
• M2: 548,127 km (0.041 R)
• M3: 2,023,461 km (0.105 R)
• M4: 2,546,605 km (0.097 R)
• M5: 2,944,236 km (0.11 R)
• M6: 4,167,497 km (0.067 R)
• M7: 6,009,646 km (0.063 R)
• M8: 7,887,398 km (0.115 R)
• M9: 8,234,764 km (0.109 R)
• M10: 16,545,524 km (0.027 R)
• M11: 19,657,160 km (0.113 R)
• M12: 20,039,532 km (0.083 R)
• M13: 22,439,681 km (0.114 R)
• M14: 23,494,196 km (0.12 R)
• M15: 24,142,404 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.3

Radius: 3.1

Gravity: 30.73 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 11.19 AU - 12.97 AU

Year: 15651 Days

Day: 20.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 43,407,285 km

• M1: 38,596 km (0.079 R)
• M2: 187,297 km (0.11 R)
• M3: 357,539 km (0.09 R)
• M4: 496,665 km (0.106 R)
• M5: 655,538 km (0.057 R)
• M6: 956,529 km (0.038 R)
• M7: 1,063,940 km (0.101 R)
• M8: 1,191,547 km (0.087 R)
• M9: 1,381,985 km (0.116 R)
• M10: 1,955,543 km (0.057 R)
• M11: 2,295,280 km (0.102 R)
• M12: 2,410,321 km (0.092 R)
• M13: 2,672,865 km (0.103 R)
• M14: 3,044,466 km (0.111 R)
• M15: 3,652,133 km (0.072 R)
• M16: 5,500,265 km (0.056 R)
• M17: 6,394,860 km (0.108 R)
• M18: 6,700,638 km (0.11 R)
• M19: 7,015,841 km (0.115 R)
• M20: 7,423,794 km (0.083 R)
• M21: 9,803,148 km (0.115 R)
• M22: 11,439,151 km (0.101 R)
• M23: 12,944,554 km (0.101 R)
• M24: 13,870,415 km (0.066 R)
• M25: 15,374,472 km (0.087 R)
• M26: 17,128,956 km (0.094 R)
• M27: 17,348,117 km (0.051 R)
• M28: 23,006,507 km (0.055 R)
• M29: 23,362,699 km (0.091 R)
• M30: 24,360,816 km (0.108 R)
• M31: 24,823,822 km (0.119 R)
• M32: 26,151,353 km (0.096 R)
• M33: 28,740,893 km (0.069 R)
• M34: 29,570,712 km (0.082 R)
• M35: 34,771,332 km (0.08 R)
• M36: 36,310,395 km (0.083 R)
• M37: 37,524,681 km (0.052 R)
• M38: 37,894,188 km (0.101 R)
• M39: 38,891,557 km (0.032 R)
• M40: 39,143,480 km (0.077 R)
• M41: 44,552,939 km (0.08 R)
• M42: 48,665,983 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.6

Radius: 6.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.5 AU - 17.62 AU

Year: 20711 Days

Day: 22.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,407,285 km

• M1: 83,326 km (0.065 R)
• M2: 390,002 km (0.112 R)
• M3: 631,303 km (0.111 R)
• M4: 880,533 km (0.105 R)
• M5: 1,253,032 km (0.082 R)
• M6: 1,626,129 km (0.042 R)
• M7: 2,224,820 km (0.114 R)
• M8: 2,753,349 km (0.105 R)
• M9: 3,247,471 km (0.048 R)
• M10: 3,624,906 km (0.112 R)
• M11: 4,272,814 km (0.105 R)
• M12: 5,149,159 km (0.109 R)
• M13: 5,466,456 km (0.12 R)
• M14: 9,348,072 km (0.114 R)
• M15: 10,111,769 km (0.036 R)
• M16: 10,660,494 km (0.062 R)
• M17: 11,334,283 km (0.036 R)
• M18: 12,146,599 km (0.084 R)
• M19: 15,328,845 km (0.12 R)
• M20: 18,654,555 km (0.099 R)
• M21: 19,327,596 km (0.065 R)
• M22: 23,796,384 km (0.065 R)
• M23: 24,322,071 km (0.078 R)
• M24: 26,037,659 km (0.056 R)
• M25: 30,522,603 km (0.102 R)
• M26: 33,163,454 km (0.092 R)
• M27: 38,653,696 km (0.077 R)
• M28: 41,993,319 km (0.074 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 18,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit