🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.48 AU - 0.54 AU

Year: 139 Days

Day: 20.9 Hours

Environment

Temp: 149 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,362,467 km

• M1: 117,434 km (0.098 R)

Asteroid Belt

Center: 0.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.9 AU - 1.46 AU

Year: 491 Days

Day: 47.9 Hours

Environment

Temp: -28 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.42 AU - 1.96 AU

Year: 841 Days

Day: 46.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.5

Radius: 11.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.21 AU - 6.37 AU

Year: 6040 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,362,467 km

• M1: 146,008 km (0.109 R)
• M2: 542,292 km (0.079 R)
• M3: 2,088,386 km (0.08 R)
• M4: 2,808,999 km (0.073 R)
• M5: 6,956,451 km (0.117 R)
• M6: 8,250,921 km (0.085 R)
• M7: 10,529,446 km (0.053 R)
• M8: 11,692,719 km (0.097 R)
• M9: 14,888,429 km (0.035 R)
• M10: 16,717,263 km (0.066 R)
• M11: 17,590,466 km (0.117 R)
• M12: 18,102,838 km (0.056 R)
• M13: 19,427,677 km (0.106 R)
• M14: 20,816,245 km (0.091 R)
• M15: 22,568,335 km (0.077 R)
• M16: 22,945,471 km (0.076 R)
• M17: 25,216,217 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.5

Radius: 10.2

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6 AU - 9.36 AU

Year: 8149 Days

Day: 8.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,362,467 km

• M1: 130,150 km (0.105 R)
• M2: 765,792 km (0.115 R)
• M3: 1,085,033 km (0.089 R)
• M4: 3,325,860 km (0.098 R)
• M5: 5,661,382 km (0.101 R)
• M6: 7,792,403 km (0.115 R)
• M7: 8,787,229 km (0.116 R)
• M8: 13,147,110 km (0.092 R)
• M9: 13,686,111 km (0.114 R)
• M10: 16,953,927 km (0.074 R)
• M11: 17,809,477 km (0.071 R)
• M12: 19,761,430 km (0.08 R)
• M13: 21,193,680 km (0.072 R)
• M14: 23,382,895 km (0.113 R)
• M15: 27,039,067 km (0.079 R)
• M16: 32,556,087 km (0.117 R)
• M17: 35,118,100 km (0.118 R)
• M18: 39,640,593 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.2

Radius: 8

Gravity: 13.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 12.57 AU - 18.01 AU

Year: 22892 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 57,362,467 km

• M1: 100,231 km (0.116 R)
• M2: 472,879 km (0.072 R)
• M3: 1,065,286 km (0.068 R)
• M4: 1,447,808 km (0.069 R)
• M5: 2,281,816 km (0.093 R)
• M6: 3,463,490 km (0.074 R)
• M7: 3,838,083 km (0.105 R)
• M8: 4,486,440 km (0.112 R)
• M9: 5,740,669 km (0.114 R)
• M10: 6,448,715 km (0.044 R)
• M11: 7,017,038 km (0.094 R)
• M12: 9,749,892 km (0.114 R)
• M13: 10,181,930 km (0.114 R)
• M14: 12,392,987 km (0.053 R)
• M15: 13,196,028 km (0.077 R)
• M16: 14,033,327 km (0.111 R)
• M17: 15,068,096 km (0.118 R)
• M18: 16,152,680 km (0.099 R)
• M19: 19,234,546 km (0.109 R)
• M20: 19,914,319 km (0.099 R)
• M21: 23,998,640 km (0.075 R)
• M22: 38,151,496 km (0.103 R)
• M23: 38,455,928 km (0.096 R)
• M24: 39,224,113 km (0.064 R)
• M25: 43,054,118 km (0.093 R)
• M26: 44,889,983 km (0.115 R)
• M27: 49,435,813 km (0.11 R)
• M28: 52,756,587 km (0.11 R)
• M29: 57,811,499 km (0.065 R)
• M30: 58,414,677 km (0.083 R)
• M31: 60,455,940 km (0.061 R)
• M32: 65,330,288 km (0.086 R)
• M33: 66,203,790 km (0.071 R)
• M34: 69,322,905 km (0.108 R)
• M35: 72,771,884 km (0.078 R)
• M36: 74,895,276 km (0.105 R)
• M37: 77,546,300 km (0.099 R)
• M38: 80,259,108 km (0.084 R)
• M39: 82,018,080 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.5

Radius: 7.8

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 14.21 AU - 21.95 AU

Year: 29435 Days

Day: 17.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,362,467 km

• M1: 318,643 km (0.108 R)
• M2: 784,641 km (0.108 R)
• M3: 2,881,704 km (0.036 R)
• M4: 3,264,076 km (0.103 R)
• M5: 5,280,655 km (0.076 R)
• M6: 6,234,192 km (0.033 R)
• M7: 7,828,157 km (0.078 R)
• M8: 13,031,321 km (0.063 R)
• M9: 15,179,247 km (0.113 R)
• M10: 23,021,317 km (0.109 R)
• M11: 23,775,889 km (0.108 R)
• M12: 24,063,117 km (0.082 R)
• M13: 36,141,200 km (0.117 R)
• M14: 37,546,971 km (0.106 R)
• M15: 48,577,421 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 16,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit