🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.19 AU - 1.87 AU

Year: 662 Days

Day: 37.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.54 AU - 2.26 AU

Year: 916 Days

Day: 20.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,877,889 km

• M1: 1,232,088 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.75 AU - 2.91 AU

Year: 1666 Days

Day: 26.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,877,889 km

• M1: 37,399 km (0.051 R)
• M2: 132,245 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.92 AU - 4.2 AU

Year: 2350 Days

Day: 28.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,877,889 km

• M1: 267,182 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.28 AU - 5.34 AU

Year: 3130 Days

Day: 30.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.3

Radius: 14.9

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.15 AU - 8.13 AU

Year: 5986 Days

Day: 10.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,877,889 km

• M1: 185,352 km (0.118 R)
• M2: 716,723 km (0.104 R)
• M3: 1,395,898 km (0.09 R)
• M4: 3,313,742 km (0.11 R)
• M5: 3,799,936 km (0.088 R)
• M6: 9,300,051 km (0.092 R)
• M7: 10,508,951 km (0.083 R)
• M8: 11,921,604 km (0.107 R)
• M9: 16,159,263 km (0.085 R)
• M10: 16,984,295 km (0.036 R)
• M11: 18,308,236 km (0.108 R)
• M12: 18,787,398 km (0.1 R)
• M13: 19,699,796 km (0.068 R)
• M14: 21,161,068 km (0.118 R)
• M15: 22,850,626 km (0.111 R)
• M16: 24,961,452 km (0.037 R)
• M17: 28,641,560 km (0.112 R)
• M18: 30,419,680 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.2

Radius: 7.5

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 12.28 AU - 17.14 AU

Year: 19738 Days

Day: 19.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,877,889 km

• M1: 132,245 km (0.119 R)
• M2: 844,779 km (0.072 R)
• M3: 1,341,893 km (0.112 R)
• M4: 1,788,293 km (0.09 R)
• M5: 2,126,384 km (0.088 R)
• M6: 3,068,252 km (0.113 R)
• M7: 4,439,915 km (0.117 R)
• M8: 9,177,680 km (0.119 R)
• M9: 10,082,148 km (0.066 R)
• M10: 14,168,564 km (0.034 R)
• M11: 18,685,971 km (0.116 R)
• M12: 25,308,220 km (0.077 R)
• M13: 38,946,310 km (0.088 R)
• M14: 48,631,126 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.4

Radius: 3.5

Gravity: 43.62 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 17.47 AU - 20.19 AU

Year: 28586 Days

Day: 17.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 88,877,889 km

• M1: 43,683 km (0.096 R)
• M2: 368,011 km (0.118 R)
• M3: 1,110,315 km (0.036 R)
• M4: 1,241,064 km (0.117 R)
• M5: 1,850,974 km (0.115 R)
• M6: 2,232,599 km (0.09 R)
• M7: 2,370,827 km (0.032 R)
• M8: 2,539,274 km (0.102 R)
• M9: 2,689,919 km (0.115 R)
• M10: 2,954,408 km (0.041 R)
• M11: 3,178,207 km (0.03 R)
• M12: 4,690,791 km (0.108 R)
• M13: 5,944,870 km (0.075 R)
• M14: 6,531,443 km (0.079 R)
• M15: 7,057,280 km (0.103 R)
• M16: 7,305,462 km (0.094 R)
• M17: 8,247,031 km (0.116 R)
• M18: 8,466,641 km (0.102 R)
• M19: 9,564,091 km (0.105 R)
• M20: 10,687,870 km (0.079 R)
• M21: 17,286,632 km (0.098 R)
• M22: 22,789,440 km (0.112 R)
• M23: 23,221,928 km (0.081 R)
• M24: 24,779,092 km (0.075 R)
• M25: 25,467,093 km (0.093 R)
• M26: 26,881,391 km (0.083 R)
• M27: 27,122,094 km (0.11 R)
• M28: 28,721,894 km (0.081 R)
• M29: 41,394,479 km (0.053 R)
• M30: 46,731,084 km (0.052 R)
• M31: 48,133,414 km (0.067 R)
• M32: 54,791,716 km (0.11 R)
• M33: 56,547,098 km (0.107 R)
• M34: 58,138,669 km (0.069 R)
• M35: 59,148,455 km (0.062 R)
• M36: 63,517,162 km (0.097 R)
• M37: 65,671,072 km (0.077 R)
• M38: 66,546,070 km (0.075 R)
• M39: 69,669,823 km (0.098 R)
• M40: 76,931,752 km (0.079 R)
• M41: 79,624,963 km (0.045 R)
• M42: 80,619,788 km (0.074 R)
• M43: 84,423,913 km (0.06 R)
• M44: 88,611,606 km (0.113 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 16,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit