🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.39 AU - 0.63 AU

Year: 134 Days

Day: 20.9 Hours

Environment

Temp: 217 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.18 AU - 1.94 AU

Year: 715 Days

Day: 31.9 Hours

Environment

Temp: -33 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.79 AU - 1.85 AU

Year: 901 Days

Day: 36.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.56 AU - 2.58 AU

Year: 1512 Days

Day: 14.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 14.4

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.01 AU - 5.75 AU

Year: 4581 Days

Day: 8.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 108,322,101 km

• M1: 179,517 km (0.078 R)
• M2: 737,518 km (0.114 R)
• M3: 1,769,593 km (0.067 R)
• M4: 2,276,132 km (0.109 R)
• M5: 3,104,605 km (0.115 R)
• M6: 3,629,693 km (0.106 R)
• M7: 5,520,461 km (0.108 R)
• M8: 6,239,129 km (0.102 R)
• M9: 6,833,780 km (0.047 R)
• M10: 7,729,872 km (0.061 R)
• M11: 8,311,359 km (0.047 R)
• M12: 9,332,962 km (0.05 R)
• M13: 9,992,988 km (0.074 R)
• M14: 10,767,456 km (0.084 R)
• M15: 11,713,812 km (0.054 R)
• M16: 12,482,596 km (0.113 R)
• M17: 13,092,955 km (0.115 R)
• M18: 13,575,857 km (0.07 R)
• M19: 15,521,078 km (0.061 R)
• M20: 16,337,883 km (0.046 R)
• M21: 17,762,952 km (0.047 R)
• M22: 22,193,293 km (0.058 R)
• M23: 23,939,549 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.4

Radius: 9.2

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7 AU - 7.04 AU

Year: 6828 Days

Day: 12.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 108,322,101 km

• M1: 127,906 km (0.093 R)
• M2: 663,317 km (0.091 R)
• M3: 1,026,541 km (0.066 R)
• M4: 1,706,912 km (0.032 R)
• M5: 1,997,580 km (0.093 R)
• M6: 2,496,639 km (0.086 R)
• M7: 4,012,514 km (0.098 R)
• M8: 4,398,626 km (0.115 R)
• M9: 4,725,198 km (0.095 R)
• M10: 5,739,921 km (0.113 R)
• M11: 6,366,885 km (0.107 R)
• M12: 7,796,293 km (0.079 R)
• M13: 11,428,380 km (0.062 R)
• M14: 17,977,027 km (0.07 R)
• M15: 18,393,058 km (0.099 R)
• M16: 24,485,581 km (0.077 R)
• M17: 26,842,496 km (0.102 R)
• M18: 28,777,245 km (0.082 R)
• M19: 30,117,642 km (0.109 R)
• M20: 32,409,182 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 14.1

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.31 AU - 8.71 AU

Year: 8322 Days

Day: 12.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 108,322,101 km

• M1: 175,478 km (0.085 R)
• M2: 1,912,459 km (0.12 R)
• M3: 2,773,993 km (0.052 R)
• M4: 3,806,219 km (0.073 R)
• M5: 4,467,292 km (0.11 R)
• M6: 5,142,277 km (0.06 R)
• M7: 6,478,336 km (0.071 R)
• M8: 7,664,497 km (0.115 R)
• M9: 8,288,320 km (0.074 R)
• M10: 9,543,596 km (0.082 R)
• M11: 11,077,274 km (0.057 R)
• M12: 11,551,948 km (0.104 R)
• M13: 12,598,983 km (0.116 R)
• M14: 14,755,137 km (0.113 R)
• M15: 15,265,864 km (0.109 R)
• M16: 19,254,443 km (0.115 R)
• M17: 20,488,326 km (0.117 R)
• M18: 20,964,496 km (0.077 R)
• M19: 21,447,847 km (0.066 R)
• M20: 23,113,469 km (0.107 R)
• M21: 26,513,081 km (0.069 R)
• M22: 28,528,464 km (0.069 R)
• M23: 29,222,298 km (0.076 R)
• M24: 30,335,456 km (0.09 R)
• M25: 32,862,164 km (0.095 R)
• M26: 34,399,282 km (0.117 R)
• M27: 37,380,319 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.9

Radius: 12.3

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.67 AU - 11.01 AU

Year: 13101 Days

Day: 12.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 108,322,101 km

• M1: 154,983 km (0.113 R)
• M2: 620,083 km (0.05 R)
• M3: 1,248,245 km (0.094 R)
• M4: 1,792,332 km (0.112 R)
• M5: 2,917,757 km (0.067 R)
• M6: 3,727,979 km (0.115 R)
• M7: 5,474,384 km (0.063 R)
• M8: 10,505,660 km (0.056 R)
• M9: 15,475,451 km (0.12 R)
• M10: 17,685,759 km (0.046 R)
• M11: 20,950,135 km (0.045 R)
• M12: 21,560,195 km (0.108 R)
• M13: 31,731,653 km (0.092 R)
• M14: 34,426,958 km (0.117 R)
• M15: 37,398,570 km (0.111 R)
• M16: 43,988,805 km (0.091 R)
• M17: 48,383,991 km (0.052 R)
• M18: 48,991,358 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.1

Radius: 5.2

Gravity: 29.44 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.6 AU - 20.32 AU

Year: 31513 Days

Day: 24.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 108,322,101 km

• M1: 64,626 km (0.061 R)
• M2: 970,292 km (0.101 R)
• M3: 1,542,653 km (0.059 R)
• M4: 2,079,261 km (0.106 R)
• M5: 2,243,220 km (0.085 R)
• M6: 2,466,719 km (0.046 R)
• M7: 2,843,856 km (0.073 R)
• M8: 3,352,638 km (0.065 R)
• M9: 4,026,277 km (0.087 R)
• M10: 8,085,316 km (0.079 R)
• M11: 8,375,087 km (0.119 R)
• M12: 15,374,472 km (0.119 R)
• M13: 15,999,941 km (0.091 R)
• M14: 18,873,417 km (0.107 R)
• M15: 20,431,479 km (0.116 R)
• M16: 21,737,917 km (0.066 R)
• M17: 27,522,717 km (0.068 R)
• M18: 27,914,963 km (0.102 R)
• M19: 29,657,927 km (0.104 R)
• M20: 33,211,176 km (0.101 R)
• M21: 37,356,383 km (0.062 R)
• M22: 38,975,182 km (0.078 R)
• M23: 39,635,507 km (0.046 R)
• M24: 48,721,483 km (0.062 R)
• M25: 49,103,706 km (0.102 R)
• M26: 53,846,258 km (0.111 R)
• M27: 59,101,631 km (0.119 R)
• M28: 62,188,882 km (0.096 R)
• M29: 71,845,275 km (0.086 R)
• M30: 82,996,450 km (0.07 R)
• M31: 91,714,415 km (0.086 R)
• M32: 94,059,212 km (0.108 R)
• M33: 94,355,117 km (0.116 R)
• M34: 100,404,107 km (0.112 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: 245 - 16,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit