🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.68 AU - 0.68 AU

Year: 206 Days

Day: 23.2 Hours

Environment

Temp: 134 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.82 AU - 1.02 AU

Year: 324 Days

Day: 28.2 Hours

Environment

Temp: 70 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.05 AU - 1.19 AU

Year: 435 Days

Day: 43.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.09 AU - 1.15 AU

Year: 435 Days

Day: 16.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.33 AU - 4.43 AU

Year: 2806 Days

Day: 47.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.53 AU - 4.97 AU

Year: 3216 Days

Day: 16.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,978,517 km

• M1: 34,557 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.3

Radius: 11

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.36 AU - 7.94 AU

Year: 7018 Days

Day: 9.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,978,517 km

• M1: 136,882 km (0.098 R)
• M2: 629,807 km (0.057 R)
• M3: 1,117,346 km (0.105 R)
• M4: 1,750,295 km (0.12 R)
• M5: 2,233,047 km (0.115 R)
• M6: 2,724,776 km (0.077 R)
• M7: 3,539,186 km (0.118 R)
• M8: 3,927,692 km (0.107 R)
• M9: 5,025,740 km (0.096 R)
• M10: 5,809,484 km (0.091 R)
• M11: 6,387,679 km (0.079 R)
• M12: 7,154,518 km (0.079 R)
• M13: 8,187,791 km (0.052 R)
• M14: 8,653,788 km (0.049 R)
• M15: 10,747,261 km (0.109 R)
• M16: 11,358,368 km (0.078 R)
• M17: 11,725,332 km (0.074 R)
• M18: 14,277,471 km (0.103 R)
• M19: 15,204,828 km (0.115 R)
• M20: 15,910,033 km (0.045 R)
• M21: 21,711,139 km (0.118 R)
• M22: 23,693,909 km (0.04 R)
• M23: 24,380,863 km (0.104 R)
• M24: 28,687,636 km (0.109 R)
• M25: 29,566,673 km (0.107 R)
• M26: 33,155,974 km (0.106 R)
• M27: 34,669,755 km (0.111 R)
• M28: 35,110,620 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.5

Radius: 9.1

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.29 AU - 13.03 AU

Year: 13686 Days

Day: 6.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,978,517 km

• M1: 113,246 km (0.107 R)
• M2: 584,628 km (0.067 R)
• M3: 1,242,111 km (0.119 R)
• M4: 1,529,339 km (0.094 R)
• M5: 1,877,154 km (0.111 R)
• M6: 3,007,216 km (0.104 R)
• M7: 4,068,164 km (0.112 R)
• M8: 4,625,716 km (0.096 R)
• M9: 5,622,935 km (0.082 R)
• M10: 6,682,088 km (0.052 R)
• M11: 7,180,399 km (0.102 R)
• M12: 7,580,274 km (0.069 R)
• M13: 8,915,435 km (0.079 R)
• M14: 9,377,692 km (0.101 R)
• M15: 11,018,033 km (0.102 R)
• M16: 13,252,277 km (0.083 R)
• M17: 13,855,007 km (0.115 R)
• M18: 14,792,985 km (0.111 R)
• M19: 18,079,800 km (0.054 R)
• M20: 18,746,109 km (0.087 R)
• M21: 21,248,134 km (0.096 R)
• M22: 25,314,652 km (0.085 R)
• M23: 26,904,878 km (0.073 R)
• M24: 27,968,668 km (0.1 R)
• M25: 28,263,675 km (0.084 R)
• M26: 31,753,046 km (0.029 R)
• M27: 38,229,736 km (0.111 R)
• M28: 38,714,732 km (0.051 R)
• M29: 41,456,263 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.1

Radius: 5.4

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 10.64 AU - 17.73 AU

Year: 19601 Days

Day: 24.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,978,517 km

• M1: 94,695 km (0.096 R)
• M2: 334,650 km (0.085 R)
• M3: 542,741 km (0.101 R)
• M4: 783,294 km (0.108 R)
• M5: 1,186,461 km (0.093 R)
• M6: 1,483,263 km (0.099 R)
• M7: 2,357,214 km (0.1 R)
• M8: 2,678,251 km (0.1 R)
• M9: 6,306,149 km (0.119 R)
• M10: 11,229,714 km (0.043 R)
• M11: 12,846,867 km (0.119 R)
• M12: 14,351,373 km (0.049 R)
• M13: 15,011,548 km (0.077 R)
• M14: 30,827,334 km (0.116 R)
• M15: 37,062,274 km (0.109 R)
• M16: 48,349,433 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 18,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit