🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.22 AU - 1.6 AU

Year: 641 Days

Day: 32.1 Hours

Environment

Temp: -43 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,047,472 km

• M1: 43,084 km (0.096 R)
• M2: 968,347 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.67 AU - 4.43 AU

Year: 2561 Days

Day: 45.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.6

Radius: 14.3

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.45 AU - 5.47 AU

Year: 4885 Days

Day: 8.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,047,472 km

• M1: 178,021 km (0.032 R)
• M2: 642,373 km (0.064 R)
• M3: 1,301,950 km (0.077 R)
• M4: 1,920,238 km (0.073 R)
• M5: 4,355,692 km (0.109 R)
• M6: 6,812,089 km (0.076 R)
• M7: 7,769,814 km (0.119 R)
• M8: 9,291,823 km (0.12 R)
• M9: 9,826,935 km (0.097 R)
• M10: 10,690,563 km (0.045 R)
• M11: 11,793,099 km (0.061 R)
• M12: 12,470,479 km (0.085 R)
• M13: 15,160,248 km (0.079 R)
• M14: 17,094,249 km (0.093 R)
• M15: 18,216,234 km (0.063 R)
• M16: 19,519,680 km (0.1 R)
• M17: 20,745,186 km (0.088 R)
• M18: 22,093,810 km (0.114 R)
• M19: 25,760,753 km (0.081 R)
• M20: 27,738,437 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.9

Radius: 12.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.23 AU - 8.31 AU

Year: 8293 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,047,472 km

• M1: 156,779 km (0.063 R)
• M2: 552,914 km (0.079 R)
• M3: 1,005,148 km (0.069 R)
• M4: 1,464,563 km (0.113 R)
• M5: 2,005,808 km (0.101 R)
• M6: 2,941,842 km (0.109 R)
• M7: 3,564,768 km (0.085 R)
• M8: 4,027,923 km (0.1 R)
• M9: 4,478,960 km (0.07 R)
• M10: 5,664,823 km (0.11 R)
• M11: 6,071,430 km (0.12 R)
• M12: 7,192,666 km (0.107 R)
• M13: 7,708,180 km (0.07 R)
• M14: 9,665,967 km (0.088 R)
• M15: 10,157,695 km (0.085 R)
• M16: 10,760,276 km (0.117 R)
• M17: 11,684,042 km (0.088 R)
• M18: 16,161,956 km (0.058 R)
• M19: 16,919,968 km (0.082 R)
• M20: 20,627,901 km (0.075 R)
• M21: 21,975,478 km (0.037 R)
• M22: 23,301,514 km (0.102 R)
• M23: 24,269,113 km (0.071 R)
• M24: 24,680,058 km (0.115 R)
• M25: 26,112,308 km (0.082 R)
• M26: 26,805,246 km (0.089 R)
• M27: 32,200,792 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.5

Radius: 9.1

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.2 AU - 8.82 AU

Year: 9505 Days

Day: 12.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,047,472 km

• M1: 116,238 km (0.116 R)
• M2: 968,197 km (0.105 R)
• M3: 1,745,059 km (0.056 R)
• M4: 2,244,118 km (0.105 R)
• M5: 9,322,042 km (0.083 R)
• M6: 13,167,904 km (0.107 R)
• M7: 18,461,873 km (0.111 R)
• M8: 22,468,403 km (0.074 R)
• M9: 24,024,072 km (0.103 R)
• M10: 27,763,869 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.2

Radius: 7.4

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 14.81 AU - 15.33 AU

Year: 22400 Days

Day: 19.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,047,472 km

• M1: 92,003 km (0.094 R)
• M2: 348,264 km (0.119 R)
• M3: 787,184 km (0.076 R)
• M4: 1,245,701 km (0.069 R)
• M5: 1,480,720 km (0.119 R)
• M6: 1,834,818 km (0.053 R)
• M7: 2,350,631 km (0.093 R)
• M8: 2,619,608 km (0.089 R)
• M9: 2,934,213 km (0.039 R)
• M10: 4,287,924 km (0.07 R)
• M11: 5,010,631 km (0.113 R)
• M12: 9,599,845 km (0.105 R)
• M13: 10,892,071 km (0.026 R)
• M14: 11,579,922 km (0.105 R)
• M15: 12,163,952 km (0.109 R)
• M16: 14,548,543 km (0.101 R)
• M17: 16,651,589 km (0.085 R)
• M18: 17,311,615 km (0.103 R)
• M19: 21,066,372 km (0.109 R)
• M20: 21,936,284 km (0.085 R)
• M21: 23,132,917 km (0.059 R)
• M22: 25,764,792 km (0.055 R)
• M23: 26,647,420 km (0.115 R)
• M24: 28,124,400 km (0.093 R)
• M25: 30,016,364 km (0.099 R)
• M26: 33,528,473 km (0.113 R)
• M27: 41,206,733 km (0.089 R)
• M28: 46,983,156 km (0.109 R)
• M29: 52,922,790 km (0.12 R)
• M30: 57,272,797 km (0.101 R)
• M31: 58,963,702 km (0.118 R)
• M32: 59,343,979 km (0.117 R)
• M33: 69,813,437 km (0.09 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 19,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit