🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.71 AU - 0.87 AU

Year: 246 Days

Day: 34.6 Hours

Environment

Temp: 141 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.59 AU - 1.61 AU

Year: 708 Days

Day: 40.4 Hours

Environment

Temp: -19 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.57 AU - 2.43 AU

Year: 990 Days

Day: 42.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.6 AU - 2.52 AU

Year: 1034 Days

Day: 29.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.17 AU - 6.57 AU

Year: 4353 Days

Day: 42.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,568,401 km

• M1: 48,619 km (0.08 R)
• M2: 626,516 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.2

Radius: 8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.31 AU - 5.97 AU

Year: 4686 Days

Day: 5.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,568,401 km

• M1: 99,782 km (0.094 R)
• M2: 628,012 km (0.108 R)
• M3: 1,074,113 km (0.093 R)
• M4: 2,310,988 km (0.054 R)
• M5: 2,786,709 km (0.114 R)
• M6: 3,048,057 km (0.047 R)
• M7: 3,326,009 km (0.084 R)
• M8: 4,242,147 km (0.112 R)
• M9: 5,773,431 km (0.117 R)
• M10: 12,746,487 km (0.088 R)
• M11: 14,561,707 km (0.109 R)
• M12: 14,954,252 km (0.095 R)
• M13: 18,354,013 km (0.096 R)
• M14: 18,986,064 km (0.112 R)

Asteroid Belt

Center: 6.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.4

Radius: 12.1

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.75 AU - 8.05 AU

Year: 6341 Days

Day: 7.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,568,401 km

• M1: 150,495 km (0.115 R)
• M2: 629,209 km (0.116 R)
• M3: 1,102,088 km (0.041 R)
• M4: 1,718,880 km (0.056 R)
• M5: 2,521,622 km (0.094 R)
• M6: 3,090,094 km (0.099 R)
• M7: 4,152,238 km (0.093 R)
• M8: 4,591,757 km (0.11 R)
• M9: 6,809,994 km (0.12 R)
• M10: 7,312,793 km (0.09 R)
• M11: 8,153,084 km (0.075 R)
• M12: 9,357,796 km (0.066 R)
• M13: 10,583,002 km (0.048 R)
• M14: 11,308,253 km (0.06 R)
• M15: 11,759,290 km (0.091 R)
• M16: 13,129,906 km (0.036 R)
• M17: 13,740,714 km (0.083 R)
• M18: 15,503,725 km (0.081 R)
• M19: 17,545,437 km (0.116 R)
• M20: 18,979,033 km (0.087 R)
• M21: 21,387,708 km (0.074 R)
• M22: 23,182,733 km (0.063 R)
• M23: 24,823,373 km (0.104 R)
• M24: 26,364,979 km (0.076 R)
• M25: 33,071,302 km (0.026 R)
• M26: 34,306,980 km (0.052 R)
• M27: 35,894,663 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.2

Radius: 3.8

Gravity: 51.4 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.12 AU - 16.82 AU

Year: 18267 Days

Day: 24 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,568,401 km

• M1: 51,013 km (0.115 R)
• M2: 1,076,357 km (0.057 R)
• M3: 1,992,943 km (0.092 R)
• M4: 2,195,349 km (0.1 R)
• M5: 3,534,998 km (0.057 R)
• M6: 3,681,454 km (0.037 R)
• M7: 3,893,434 km (0.033 R)
• M8: 4,242,895 km (0.073 R)
• M9: 4,442,159 km (0.083 R)
• M10: 5,572,521 km (0.101 R)
• M11: 5,771,187 km (0.1 R)
• M12: 6,098,956 km (0.099 R)
• M13: 6,791,594 km (0.12 R)
• M14: 9,237,369 km (0.101 R)
• M15: 13,307,628 km (0.095 R)
• M16: 15,927,835 km (0.03 R)
• M17: 18,518,720 km (0.098 R)
• M18: 31,940,641 km (0.109 R)
• M19: 36,572,042 km (0.078 R)
• M20: 50,320,834 km (0.115 R)
• M21: 50,492,273 km (0.118 R)
• M22: 53,644,151 km (0.05 R)
• M23: 56,924,683 km (0.085 R)
• M24: 58,235,758 km (0.115 R)
• M25: 67,563,934 km (0.115 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 14,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit