🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.64 AU - 0.66 AU

Year: 190 Days

Day: 29.7 Hours

Environment

Temp: 150 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.76 AU - 1.16 AU

Year: 340 Days

Day: 28.8 Hours

Environment

Temp: 65 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.17 AU - 1.63 AU

Year: 599 Days

Day: 41.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 28.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.4 AU - 5.6 AU

Year: 3452 Days

Day: 40.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.3

Radius: 12.9

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.21 AU - 7.87 AU

Year: 6049 Days

Day: 12.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 104,360,750 km

• M1: 162,613 km (0.072 R)
• M2: 594,951 km (0.111 R)
• M3: 1,147,266 km (0.061 R)
• M4: 1,582,596 km (0.114 R)
• M5: 2,225,418 km (0.074 R)
• M6: 3,242,833 km (0.095 R)
• M7: 3,705,689 km (0.047 R)
• M8: 5,639,690 km (0.094 R)
• M9: 6,279,819 km (0.093 R)
• M10: 6,897,060 km (0.106 R)
• M11: 8,952,535 km (0.087 R)
• M12: 9,469,545 km (0.107 R)
• M13: 10,898,205 km (0.09 R)
• M14: 13,387,214 km (0.082 R)
• M15: 14,764,412 km (0.032 R)
• M16: 15,920,056 km (0.034 R)
• M17: 16,360,622 km (0.102 R)
• M18: 18,342,345 km (0.104 R)
• M19: 19,391,026 km (0.049 R)
• M20: 21,076,096 km (0.071 R)
• M21: 21,531,322 km (0.063 R)
• M22: 25,498,658 km (0.092 R)
• M23: 27,160,092 km (0.119 R)
• M24: 28,246,023 km (0.097 R)
• M25: 32,275,292 km (0.092 R)
• M26: 33,084,018 km (0.089 R)
• M27: 33,906,208 km (0.038 R)

Asteroid Belt

Center: 8.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 11.9

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.83 AU - 11.95 AU

Year: 11248 Days

Day: 6.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 104,360,750 km

• M1: 149,897 km (0.04 R)
• M2: 653,593 km (0.08 R)
• M3: 1,066,633 km (0.078 R)
• M4: 1,808,040 km (0.109 R)
• M5: 2,240,677 km (0.066 R)
• M6: 3,611,293 km (0.042 R)
• M7: 4,001,444 km (0.069 R)
• M8: 4,655,187 km (0.102 R)
• M9: 7,251,009 km (0.066 R)
• M10: 13,926,365 km (0.082 R)
• M11: 16,532,809 km (0.094 R)
• M12: 21,658,032 km (0.05 R)
• M13: 23,043,458 km (0.046 R)
• M14: 26,569,629 km (0.098 R)
• M15: 28,359,119 km (0.091 R)
• M16: 37,906,455 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.5

Radius: 13.6

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 11.51 AU - 11.95 AU

Year: 14529 Days

Day: 13.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 104,360,750 km

• M1: 171,140 km (0.108 R)
• M2: 2,037,972 km (0.063 R)
• M3: 2,961,140 km (0.081 R)
• M4: 3,394,525 km (0.081 R)
• M5: 4,147,152 km (0.115 R)
• M6: 4,934,486 km (0.092 R)
• M7: 6,213,548 km (0.086 R)
• M8: 7,342,263 km (0.087 R)
• M9: 8,639,427 km (0.102 R)
• M10: 11,076,376 km (0.115 R)
• M11: 16,867,908 km (0.106 R)
• M12: 19,425,284 km (0.103 R)
• M13: 21,025,532 km (0.109 R)
• M14: 21,756,916 km (0.097 R)
• M15: 22,990,201 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.6

Radius: 4.6

Gravity: 38.26 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.6 AU - 19.06 AU

Year: 29551 Days

Day: 16.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 104,360,750 km

• M1: 57,146 km (0.044 R)
• M2: 211,681 km (0.028 R)
• M3: 368,609 km (0.067 R)
• M4: 728,392 km (0.074 R)
• M5: 1,037,012 km (0.073 R)
• M6: 2,133,116 km (0.082 R)
• M7: 2,654,016 km (0.089 R)
• M8: 4,529,225 km (0.098 R)
• M9: 5,513,729 km (0.118 R)
• M10: 5,917,194 km (0.093 R)
• M11: 8,466,342 km (0.09 R)
• M12: 9,310,672 km (0.062 R)
• M13: 10,817,272 km (0.07 R)
• M14: 11,520,382 km (0.101 R)
• M15: 13,730,990 km (0.103 R)
• M16: 14,056,665 km (0.079 R)
• M17: 16,572,602 km (0.078 R)
• M18: 17,034,859 km (0.086 R)
• M19: 17,222,156 km (0.058 R)
• M20: 17,505,494 km (0.1 R)
• M21: 19,680,049 km (0.101 R)
• M22: 20,093,986 km (0.052 R)
• M23: 26,387,120 km (0.085 R)
• M24: 28,176,011 km (0.113 R)
• M25: 30,592,615 km (0.087 R)
• M26: 36,605,402 km (0.068 R)
• M27: 46,024,982 km (0.106 R)
• M28: 46,570,715 km (0.109 R)
• M29: 59,696,582 km (0.106 R)
• M30: 65,021,219 km (0.071 R)
• M31: 66,400,062 km (0.104 R)
• M32: 68,268,839 km (0.058 R)
• M33: 72,355,703 km (0.088 R)
• M34: 81,808,044 km (0.063 R)
• M35: 82,876,622 km (0.114 R)
• M36: 92,338,239 km (0.055 R)
• M37: 100,041,033 km (0.119 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 14,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit