🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.58 AU - 0.66 AU

Year: 180 Days

Day: 43.6 Hours

Environment

Temp: 195 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.89 AU - 0.95 AU

Year: 326 Days

Day: 34.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.89 AU - 2.59 AU

Year: 1237 Days

Day: 34.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,783,019 km

• M1: 41,588 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.74 AU - 5.36 AU

Year: 3581 Days

Day: 45.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478

Radius: 14.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.63 AU - 8.57 AU

Year: 8506 Days

Day: 6.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,783,019 km

• M1: 181,612 km (0.098 R)
• M2: 896,540 km (0.063 R)
• M3: 1,852,470 km (0.096 R)
• M4: 2,558,273 km (0.12 R)
• M5: 3,244,030 km (0.045 R)
• M6: 3,854,838 km (0.113 R)
• M7: 4,541,941 km (0.118 R)
• M8: 5,044,590 km (0.095 R)
• M9: 5,741,117 km (0.036 R)
• M10: 6,330,533 km (0.034 R)
• M11: 7,253,253 km (0.086 R)
• M12: 8,345,317 km (0.087 R)
• M13: 10,904,787 km (0.083 R)
• M14: 11,760,188 km (0.07 R)
• M15: 13,491,634 km (0.093 R)
• M16: 15,019,177 km (0.085 R)
• M17: 15,511,654 km (0.101 R)
• M18: 16,988,035 km (0.071 R)
• M19: 19,702,937 km (0.105 R)
• M20: 20,744,438 km (0.113 R)
• M21: 22,695,343 km (0.061 R)
• M22: 24,090,194 km (0.047 R)
• M23: 25,541,293 km (0.115 R)
• M24: 29,471,529 km (0.084 R)
• M25: 32,441,345 km (0.064 R)
• M26: 33,578,588 km (0.056 R)
• M27: 36,704,286 km (0.119 R)
• M28: 37,486,833 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.4

Radius: 14.8

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.83 AU - 8.87 AU

Year: 9714 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,783,019 km

• M1: 185,053 km (0.026 R)
• M2: 974,481 km (0.057 R)
• M3: 1,444,517 km (0.079 R)
• M4: 2,269,848 km (0.078 R)
• M5: 2,741,231 km (0.045 R)
• M6: 5,630,714 km (0.056 R)
• M7: 6,175,998 km (0.099 R)
• M8: 8,134,235 km (0.102 R)
• M9: 8,645,560 km (0.115 R)
• M10: 11,040,772 km (0.046 R)
• M11: 12,273,009 km (0.084 R)
• M12: 13,193,784 km (0.113 R)
• M13: 14,004,605 km (0.112 R)
• M14: 16,120,517 km (0.054 R)
• M15: 18,194,093 km (0.101 R)
• M16: 19,650,279 km (0.079 R)
• M17: 20,240,742 km (0.11 R)
• M18: 21,803,890 km (0.116 R)
• M19: 22,365,929 km (0.102 R)
• M20: 23,154,758 km (0.065 R)
• M21: 26,895,603 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.9

Radius: 6.7

Gravity: 16.37 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 10.24 AU - 15.32 AU

Year: 16857 Days

Day: 18.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,783,019 km

• M1: 83,775 km (0.091 R)
• M2: 295,007 km (0.114 R)
• M3: 708,047 km (0.111 R)
• M4: 984,204 km (0.078 R)
• M5: 1,220,868 km (0.073 R)
• M6: 1,741,618 km (0.074 R)
• M7: 2,488,411 km (0.026 R)
• M8: 3,743,986 km (0.1 R)
• M9: 5,450,000 km (0.108 R)
• M10: 6,283,410 km (0.102 R)
• M11: 7,522,978 km (0.084 R)
• M12: 7,760,390 km (0.079 R)
• M13: 10,953,556 km (0.028 R)
• M14: 19,059,517 km (0.076 R)
• M15: 20,590,053 km (0.096 R)
• M16: 22,987,209 km (0.039 R)
• M17: 24,304,268 km (0.074 R)
• M18: 25,139,473 km (0.035 R)
• M19: 26,756,626 km (0.062 R)
• M20: 27,088,285 km (0.095 R)
• M21: 32,521,680 km (0.108 R)
• M22: 36,296,034 km (0.067 R)
• M23: 38,218,516 km (0.055 R)
• M24: 39,204,665 km (0.074 R)
• M25: 56,644,037 km (0.098 R)
• M26: 59,038,800 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.4

Radius: 5.5

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 12.65 AU - 13.57 AU

Year: 17514 Days

Day: 23.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,783,019 km

• M1: 79,586 km (0.101 R)
• M2: 341,981 km (0.067 R)
• M3: 778,507 km (0.056 R)
• M4: 2,016,878 km (0.106 R)
• M5: 2,218,836 km (0.072 R)
• M6: 2,454,751 km (0.083 R)
• M7: 2,728,964 km (0.03 R)
• M8: 3,440,452 km (0.054 R)
• M9: 3,867,105 km (0.117 R)
• M10: 4,665,958 km (0.034 R)
• M11: 5,605,283 km (0.085 R)
• M12: 6,826,001 km (0.116 R)
• M13: 7,850,896 km (0.107 R)
• M14: 8,122,267 km (0.032 R)
• M15: 8,974,376 km (0.12 R)
• M16: 9,271,178 km (0.101 R)
• M17: 9,936,889 km (0.077 R)
• M18: 10,362,046 km (0.084 R)
• M19: 12,548,718 km (0.055 R)
• M20: 14,077,908 km (0.077 R)
• M21: 14,887,382 km (0.077 R)
• M22: 16,014,153 km (0.036 R)
• M23: 22,240,117 km (0.108 R)
• M24: 23,615,819 km (0.089 R)
• M25: 27,872,776 km (0.109 R)
• M26: 34,386,567 km (0.07 R)
• M27: 35,235,385 km (0.034 R)
• M28: 37,227,879 km (0.088 R)
• M29: 45,804,175 km (0.036 R)
• M30: 52,357,609 km (0.027 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 18,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit