🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.88 AU - 1.2 AU

Year: 371 Days

Day: 22.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 154.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.31 AU - 1.77 AU

Year: 669 Days

Day: 31.2 Hours

Environment

Temp: -5 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.32 AU - 1.84 AU

Year: 695 Days

Day: 19 Hours

Environment

Temp: 2 °C

Axial Tilt: 20.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.38 AU - 5.22 AU

Year: 3679 Days

Day: 15.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 85.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,608,961 km

• M1: 397,182 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.05 AU - 5.85 AU

Year: 3853 Days

Day: 18.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,608,961 km

• M1: 32,463 km (0.093 R)

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.4

Radius: 9.8

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.04 AU - 7.2 AU

Year: 5297 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,608,961 km

• M1: 126,560 km (0.074 R)
• M2: 1,041,052 km (0.091 R)
• M3: 1,514,379 km (0.117 R)
• M4: 2,030,641 km (0.099 R)
• M5: 2,727,020 km (0.103 R)
• M6: 3,281,130 km (0.081 R)
• M7: 3,995,161 km (0.086 R)
• M8: 5,619,494 km (0.063 R)
• M9: 6,130,072 km (0.102 R)
• M10: 6,457,242 km (0.115 R)
• M11: 7,081,963 km (0.11 R)
• M12: 7,475,854 km (0.098 R)
• M13: 8,094,142 km (0.104 R)
• M14: 8,561,486 km (0.088 R)
• M15: 9,511,133 km (0.115 R)
• M16: 10,487,260 km (0.056 R)
• M17: 11,663,847 km (0.103 R)
• M18: 13,218,617 km (0.117 R)
• M19: 17,792,423 km (0.108 R)
• M20: 18,893,912 km (0.091 R)
• M21: 22,752,939 km (0.112 R)
• M22: 24,641,911 km (0.118 R)
• M23: 25,624,619 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.4

Radius: 9.3

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.56 AU - 7.14 AU

Year: 6272 Days

Day: 10.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,608,961 km

• M1: 115,639 km (0.112 R)
• M2: 697,724 km (0.082 R)
• M3: 1,119,441 km (0.099 R)
• M4: 1,638,845 km (0.109 R)
• M5: 1,985,762 km (0.112 R)
• M6: 2,417,053 km (0.106 R)
• M7: 2,971,163 km (0.098 R)
• M8: 3,311,798 km (0.077 R)
• M9: 4,123,366 km (0.101 R)
• M10: 5,332,566 km (0.106 R)
• M11: 5,644,926 km (0.084 R)
• M12: 6,340,855 km (0.105 R)
• M13: 6,835,725 km (0.117 R)
• M14: 11,613,582 km (0.08 R)
• M15: 11,927,588 km (0.097 R)
• M16: 13,815,663 km (0.119 R)
• M17: 15,325,404 km (0.088 R)
• M18: 16,087,905 km (0.12 R)
• M19: 16,742,395 km (0.094 R)
• M20: 17,143,617 km (0.052 R)
• M21: 18,456,338 km (0.103 R)
• M22: 20,209,027 km (0.084 R)
• M23: 20,587,659 km (0.116 R)
• M24: 21,437,225 km (0.079 R)
• M25: 24,381,760 km (0.086 R)
• M26: 25,332,754 km (0.048 R)
• M27: 27,400,645 km (0.067 R)
• M28: 33,425,999 km (0.052 R)
• M29: 34,169,350 km (0.103 R)
• M30: 38,052,313 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.4

Radius: 7.6

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 11.61 AU - 18.71 AU

Year: 20650 Days

Day: 18.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,608,961 km

• M1: 95,443 km (0.087 R)
• M2: 405,261 km (0.04 R)
• M3: 1,194,389 km (0.085 R)
• M4: 2,292,887 km (0.084 R)
• M5: 2,640,402 km (0.038 R)
• M6: 3,539,934 km (0.111 R)
• M7: 4,141,916 km (0.069 R)
• M8: 5,154,694 km (0.09 R)
• M9: 7,088,546 km (0.103 R)
• M10: 8,349,656 km (0.112 R)
• M11: 10,773,590 km (0.058 R)
• M12: 15,635,670 km (0.034 R)
• M13: 21,450,091 km (0.068 R)
• M14: 29,792,266 km (0.03 R)
• M15: 30,953,295 km (0.114 R)
• M16: 37,093,390 km (0.081 R)
• M17: 38,436,480 km (0.108 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 19,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit