🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.69 AU - 0.91 AU

Year: 302 Days

Day: 27.7 Hours

Environment

Temp: 0 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.87 AU - 0.93 AU

Year: 360 Days

Day: 32.1 Hours

Environment

Temp: -34 °C

Axial Tilt: 96.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.83 AU - 2.31 AU

Year: 1256 Days

Day: 18.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.66 AU - 2.54 AU

Year: 1283 Days

Day: 20 Hours

Environment

Temp: -116 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.18 AU - 3.08 AU

Year: 1799 Days

Day: 23.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.2

Radius: 4.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.31 AU - 12.59 AU

Year: 15282 Days

Day: 22.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 100.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,879,512 km

• M1: 60,138 km (0.077 R)
• M2: 247,734 km (0.093 R)
• M3: 453,132 km (0.119 R)
• M4: 783,743 km (0.073 R)
• M5: 1,279,511 km (0.077 R)
• M6: 1,877,004 km (0.12 R)
• M7: 6,273,985 km (0.092 R)
• M8: 6,659,948 km (0.077 R)
• M9: 7,090,939 km (0.054 R)
• M10: 8,595,295 km (0.083 R)
• M11: 9,421,823 km (0.108 R)
• M12: 13,621,485 km (0.062 R)
• M13: 18,193,046 km (0.11 R)
• M14: 18,526,051 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.8

Radius: 6.1

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 11.61 AU - 16.57 AU

Year: 22306 Days

Day: 24.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,879,512 km

• M1: 81,381 km (0.089 R)
• M2: 818,749 km (0.054 R)
• M3: 1,076,805 km (0.086 R)
• M4: 1,374,056 km (0.085 R)
• M5: 1,690,755 km (0.077 R)
• M6: 2,698,596 km (0.067 R)
• M7: 2,990,611 km (0.084 R)
• M8: 3,330,647 km (0.047 R)
• M9: 3,524,227 km (0.116 R)
• M10: 3,995,161 km (0.109 R)
• M11: 5,170,850 km (0.089 R)
• M12: 5,622,337 km (0.068 R)
• M13: 7,985,385 km (0.082 R)
• M14: 8,640,025 km (0.109 R)
• M15: 9,828,431 km (0.119 R)
• M16: 12,001,938 km (0.104 R)
• M17: 13,616,997 km (0.037 R)
• M18: 16,066,662 km (0.104 R)
• M19: 19,145,835 km (0.098 R)
• M20: 19,950,372 km (0.115 R)
• M21: 23,901,701 km (0.111 R)
• M22: 25,044,329 km (0.116 R)
• M23: 25,362,225 km (0.099 R)
• M24: 26,005,944 km (0.102 R)
• M25: 27,550,393 km (0.112 R)
• M26: 31,430,662 km (0.072 R)
• M27: 31,676,900 km (0.031 R)
• M28: 33,951,237 km (0.097 R)
• M29: 34,340,640 km (0.08 R)
• M30: 34,864,382 km (0.075 R)
• M31: 42,767,189 km (0.11 R)
• M32: 47,132,006 km (0.036 R)
• M33: 47,778,718 km (0.101 R)
• M34: 50,932,091 km (0.09 R)
• M35: 56,733,945 km (0.045 R)
• M36: 57,099,114 km (0.057 R)
• M37: 59,510,781 km (0.079 R)
• M38: 61,796,636 km (0.041 R)
• M39: 66,948,488 km (0.091 R)
• M40: 68,382,832 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.6

Radius: 5.5

Gravity: 17.41 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 14.53 AU - 16.25 AU

Year: 25463 Days

Day: 23.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,879,512 km

• M1: 68,366 km (0.106 R)
• M2: 252,372 km (0.119 R)
• M3: 449,392 km (0.101 R)
• M4: 1,213,538 km (0.033 R)
• M5: 1,522,906 km (0.079 R)
• M6: 1,788,443 km (0.105 R)
• M7: 2,233,347 km (0.112 R)
• M8: 2,458,791 km (0.085 R)
• M9: 3,427,886 km (0.059 R)
• M10: 4,279,995 km (0.052 R)
• M11: 4,557,499 km (0.111 R)
• M12: 5,748,298 km (0.096 R)
• M13: 6,216,689 km (0.116 R)
• M14: 7,084,955 km (0.095 R)
• M15: 8,671,141 km (0.057 R)
• M16: 9,991,043 km (0.091 R)
• M17: 11,906,794 km (0.072 R)
• M18: 14,054,271 km (0.106 R)
• M19: 16,615,686 km (0.12 R)
• M20: 17,301,443 km (0.079 R)
• M21: 17,475,874 km (0.06 R)
• M22: 21,314,256 km (0.064 R)
• M23: 22,432,201 km (0.094 R)
• M24: 28,491,962 km (0.066 R)
• M25: 28,857,429 km (0.066 R)
• M26: 33,354,790 km (0.073 R)
• M27: 36,265,815 km (0.117 R)
• M28: 36,982,987 km (0.067 R)
• M29: 38,445,755 km (0.104 R)
• M30: 44,847,198 km (0.08 R)
• M31: 45,341,619 km (0.106 R)
• M32: 52,286,550 km (0.067 R)
• M33: 53,017,785 km (0.074 R)
• M34: 64,190,053 km (0.034 R)
• M35: 65,028,250 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 11,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit