🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.97 AU - 1.43 AU

Year: 493 Days

Day: 38.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.29 AU - 1.45 AU

Year: 601 Days

Day: 27.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.09 AU - 2.57 AU

Year: 1333 Days

Day: 18.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,826,472 km

• M1: 417,378 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.91 AU - 4.27 AU

Year: 3100 Days

Day: 20.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338

Radius: 12.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.7 AU - 5 AU

Year: 4003 Days

Day: 12.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,826,472 km

• M1: 150,495 km (0.102 R)
• M2: 543,489 km (0.058 R)
• M3: 1,071,869 km (0.115 R)
• M4: 1,785,451 km (0.036 R)
• M5: 2,230,355 km (0.108 R)
• M6: 2,672,566 km (0.087 R)
• M7: 3,156,365 km (0.116 R)
• M8: 4,197,118 km (0.046 R)
• M9: 5,088,422 km (0.047 R)
• M10: 5,503,706 km (0.099 R)
• M11: 6,075,020 km (0.081 R)
• M12: 7,709,377 km (0.112 R)
• M13: 8,662,764 km (0.12 R)
• M14: 9,916,095 km (0.101 R)
• M15: 11,327,850 km (0.113 R)
• M16: 13,275,913 km (0.032 R)
• M17: 14,546,747 km (0.108 R)
• M18: 19,019,873 km (0.062 R)
• M19: 20,085,459 km (0.039 R)
• M20: 20,571,652 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.3

Radius: 8.2

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.22 AU - 10.44 AU

Year: 11549 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,826,472 km

• M1: 102,175 km (0.067 R)
• M2: 427,252 km (0.106 R)
• M3: 697,724 km (0.103 R)
• M4: 1,172,997 km (0.064 R)
• M5: 4,726,994 km (0.115 R)
• M6: 7,531,056 km (0.026 R)
• M7: 12,911,792 km (0.07 R)
• M8: 13,423,567 km (0.116 R)
• M9: 13,948,805 km (0.034 R)
• M10: 14,989,258 km (0.066 R)
• M11: 15,554,588 km (0.083 R)
• M12: 16,510,219 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.4

Radius: 11.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.67 AU - 10.57 AU

Year: 12064 Days

Day: 5.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,826,472 km

• M1: 144,212 km (0.045 R)
• M2: 672,442 km (0.11 R)
• M3: 1,139,337 km (0.075 R)
• M4: 2,018,973 km (0.091 R)
• M5: 2,892,325 km (0.084 R)
• M6: 3,477,702 km (0.113 R)
• M7: 4,488,235 km (0.057 R)
• M8: 4,981,908 km (0.038 R)
• M9: 5,790,335 km (0.114 R)
• M10: 6,606,392 km (0.076 R)
• M11: 8,016,202 km (0.12 R)
• M12: 8,698,518 km (0.062 R)
• M13: 9,718,177 km (0.112 R)
• M14: 11,033,890 km (0.109 R)
• M15: 12,169,338 km (0.037 R)
• M16: 13,632,854 km (0.09 R)
• M17: 14,407,023 km (0.038 R)
• M18: 16,471,174 km (0.097 R)
• M19: 20,255,103 km (0.098 R)
• M20: 33,141,015 km (0.094 R)
• M21: 38,717,275 km (0.094 R)
• M22: 39,876,958 km (0.037 R)
• M23: 44,188,369 km (0.04 R)
• M24: 44,888,935 km (0.111 R)
• M25: 50,915,934 km (0.057 R)
• M26: 51,685,915 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882

Radius: 3.1

Gravity: 91.78 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 13.6 AU - 13.74 AU

Year: 18940 Days

Day: 19.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,826,472 km

• M1: 46,375 km (0.092 R)
• M2: 163,062 km (0.087 R)
• M3: 397,033 km (0.064 R)
• M4: 519,553 km (0.108 R)
• M5: 725,998 km (0.044 R)
• M6: 923,318 km (0.101 R)
• M7: 1,489,995 km (0.12 R)
• M8: 1,644,230 km (0.09 R)
• M9: 2,258,030 km (0.031 R)
• M10: 2,752,302 km (0.118 R)
• M11: 4,179,166 km (0.075 R)
• M12: 6,077,413 km (0.074 R)
• M13: 6,697,197 km (0.084 R)
• M14: 7,022,274 km (0.104 R)
• M15: 8,482,050 km (0.104 R)
• M16: 8,862,477 km (0.086 R)
• M17: 9,254,124 km (0.104 R)
• M18: 9,368,118 km (0.072 R)
• M19: 9,657,291 km (0.113 R)
• M20: 11,518,288 km (0.114 R)
• M21: 13,678,631 km (0.03 R)
• M22: 17,532,571 km (0.054 R)
• M23: 17,883,079 km (0.106 R)
• M24: 20,758,949 km (0.045 R)
• M25: 23,396,808 km (0.077 R)
• M26: 25,015,906 km (0.094 R)
• M27: 27,288,746 km (0.101 R)
• M28: 31,077,462 km (0.063 R)
• M29: 34,513,426 km (0.076 R)
• M30: 35,899,599 km (0.104 R)
• M31: 39,377,152 km (0.077 R)
• M32: 40,128,731 km (0.051 R)
• M33: 43,231,241 km (0.085 R)
• M34: 44,192,258 km (0.088 R)
• M35: 49,733,363 km (0.117 R)
• M36: 59,178,823 km (0.116 R)
• M37: 69,096,863 km (0.089 R)
• M38: 73,763,419 km (0.07 R)
• M39: 78,398,859 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 19,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit