🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.52 AU - 0.68 AU

Year: 172 Days

Day: 35 Hours

Environment

Temp: 199 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.23 AU - 1.31 AU

Year: 531 Days

Day: 28.6 Hours

Environment

Temp: -23 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.6 AU - 1.6 AU

Year: 751 Days

Day: 35.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.27 AU - 3.41 AU

Year: 1775 Days

Day: 43.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.3

Radius: 9.5

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.5 AU - 5.44 AU

Year: 4109 Days

Day: 13.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,774,739 km

• M1: 118,182 km (0.093 R)
• M2: 471,383 km (0.07 R)
• M3: 942,167 km (0.102 R)
• M4: 1,361,490 km (0.072 R)
• M5: 1,736,831 km (0.102 R)
• M6: 2,329,987 km (0.095 R)
• M7: 3,260,336 km (0.113 R)
• M8: 3,788,566 km (0.08 R)
• M9: 4,687,200 km (0.101 R)
• M10: 6,998,637 km (0.04 R)
• M11: 9,614,506 km (0.113 R)
• M12: 12,530,018 km (0.114 R)
• M13: 13,117,040 km (0.077 R)
• M14: 13,722,313 km (0.118 R)
• M15: 14,880,201 km (0.077 R)
• M16: 16,331,300 km (0.071 R)
• M17: 16,737,608 km (0.108 R)
• M18: 17,329,567 km (0.083 R)
• M19: 18,305,992 km (0.084 R)
• M20: 20,636,129 km (0.087 R)
• M21: 21,111,252 km (0.034 R)
• M22: 23,744,324 km (0.111 R)
• M23: 24,041,425 km (0.111 R)
• M24: 26,270,882 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 10.4

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.52 AU - 6.06 AU

Year: 4512 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,774,739 km

• M1: 129,402 km (0.107 R)
• M2: 487,091 km (0.109 R)
• M3: 833,410 km (0.052 R)
• M4: 1,669,063 km (0.099 R)
• M5: 2,537,030 km (0.112 R)
• M6: 2,868,838 km (0.08 R)
• M7: 3,210,819 km (0.079 R)
• M8: 3,956,415 km (0.09 R)
• M9: 4,452,033 km (0.057 R)
• M10: 4,963,508 km (0.091 R)
• M11: 5,325,834 km (0.091 R)
• M12: 6,705,126 km (0.097 R)
• M13: 8,273,361 km (0.045 R)
• M14: 9,590,719 km (0.065 R)
• M15: 10,032,183 km (0.092 R)
• M16: 11,617,920 km (0.074 R)
• M17: 14,068,782 km (0.074 R)
• M18: 15,064,057 km (0.073 R)
• M19: 17,667,509 km (0.118 R)
• M20: 20,294,148 km (0.088 R)
• M21: 21,022,989 km (0.092 R)
• M22: 23,386,186 km (0.091 R)
• M23: 25,081,878 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.4

Radius: 13.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.42 AU - 8.3 AU

Year: 6663 Days

Day: 5.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,774,739 km

• M1: 167,849 km (0.098 R)
• M2: 619,335 km (0.107 R)
• M3: 1,068,278 km (0.044 R)
• M4: 1,814,921 km (0.083 R)
• M5: 3,071,244 km (0.085 R)
• M6: 3,732,168 km (0.079 R)
• M7: 4,249,926 km (0.09 R)
• M8: 4,843,829 km (0.094 R)
• M9: 5,310,126 km (0.082 R)
• M10: 6,470,407 km (0.045 R)
• M11: 7,258,937 km (0.119 R)
• M12: 8,941,614 km (0.045 R)
• M13: 9,828,580 km (0.091 R)
• M14: 12,680,514 km (0.082 R)
• M15: 14,148,967 km (0.088 R)
• M16: 15,046,105 km (0.082 R)
• M17: 17,489,038 km (0.053 R)
• M18: 19,161,991 km (0.033 R)
• M19: 20,560,283 km (0.071 R)
• M20: 22,422,477 km (0.053 R)
• M21: 24,058,180 km (0.108 R)
• M22: 32,515,995 km (0.078 R)
• M23: 33,134,732 km (0.062 R)
• M24: 34,183,562 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.9

Radius: 8.6

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.13 AU - 10.35 AU

Year: 12152 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,774,739 km

• M1: 107,561 km (0.055 R)
• M2: 984,504 km (0.082 R)
• M3: 1,444,218 km (0.098 R)
• M4: 2,753,947 km (0.111 R)
• M5: 4,491,676 km (0.099 R)
• M6: 5,237,571 km (0.042 R)
• M7: 7,972,519 km (0.082 R)
• M8: 9,908,465 km (0.107 R)
• M9: 11,273,097 km (0.106 R)
• M10: 11,700,498 km (0.085 R)
• M11: 17,850,317 km (0.119 R)
• M12: 19,478,092 km (0.116 R)
• M13: 32,004,370 km (0.079 R)
• M14: 34,733,933 km (0.109 R)
• M15: 42,678,328 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.4

Radius: 5.8

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.37 AU - 17.53 AU

Year: 25880 Days

Day: 22 Hours

Environment

Temp: -190 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,774,739 km

• M1: 88,263 km (0.081 R)
• M2: 911,799 km (0.069 R)
• M3: 1,170,454 km (0.069 R)
• M4: 1,633,908 km (0.03 R)
• M5: 3,851,547 km (0.115 R)
• M6: 5,109,515 km (0.11 R)
• M7: 5,508,942 km (0.111 R)
• M8: 7,050,248 km (0.095 R)
• M9: 10,147,672 km (0.101 R)
• M10: 12,117,727 km (0.12 R)
• M11: 18,088,327 km (0.055 R)
• M12: 19,014,189 km (0.114 R)
• M13: 19,619,611 km (0.083 R)
• M14: 21,327,570 km (0.052 R)
• M15: 36,403,595 km (0.072 R)
• M16: 45,531,907 km (0.103 R)
• M17: 64,580,802 km (0.067 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 11,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit