🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.42 AU - 0.6 AU

Year: 140 Days

Day: 19.3 Hours

Environment

Temp: 197 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.63 AU - 0.97 AU

Year: 275 Days

Day: 21.7 Hours

Environment

Temp: 42 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.35 AU - 1.55 AU

Year: 672 Days

Day: 16.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,917,514 km

• M1: 579,991 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.88 AU - 2.6 AU

Year: 1291 Days

Day: 47.1 Hours

Environment

Temp: -97 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,917,514 km

• M1: 156,629 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.8

Radius: 8.9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.57 AU - 7.77 AU

Year: 7392 Days

Day: 10.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,917,514 km

• M1: 111,002 km (0.036 R)
• M2: 495,468 km (0.072 R)
• M3: 1,102,836 km (0.107 R)
• M4: 5,046,983 km (0.104 R)
• M5: 5,827,735 km (0.07 R)
• M6: 6,862,354 km (0.11 R)
• M7: 7,253,552 km (0.11 R)
• M8: 7,884,257 km (0.107 R)
• M9: 9,921,331 km (0.111 R)
• M10: 10,698,641 km (0.055 R)
• M11: 11,726,528 km (0.092 R)
• M12: 16,609,552 km (0.063 R)
• M13: 17,760,259 km (0.052 R)
• M14: 19,021,818 km (0.094 R)
• M15: 20,962,102 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.8

Radius: 10.3

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.51 AU - 8.57 AU

Year: 7971 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,917,514 km

• M1: 128,953 km (0.026 R)
• M2: 594,502 km (0.119 R)
• M3: 1,089,072 km (0.071 R)
• M4: 2,350,183 km (0.07 R)
• M5: 2,778,332 km (0.119 R)
• M6: 3,318,380 km (0.111 R)
• M7: 4,046,922 km (0.12 R)
• M8: 5,865,583 km (0.063 R)
• M9: 8,746,688 km (0.072 R)
• M10: 9,223,756 km (0.098 R)
• M11: 10,659,147 km (0.081 R)
• M12: 11,982,789 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782

Radius: 14.8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.4 AU - 10.18 AU

Year: 9190 Days

Day: 5.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,917,514 km

• M1: 184,604 km (0.112 R)
• M2: 693,237 km (0.074 R)
• M3: 1,165,068 km (0.079 R)
• M4: 1,686,566 km (0.045 R)
• M5: 2,223,772 km (0.118 R)
• M6: 2,875,720 km (0.088 R)
• M7: 3,934,274 km (0.082 R)
• M8: 4,627,062 km (0.029 R)
• M9: 5,699,380 km (0.083 R)
• M10: 6,440,936 km (0.047 R)
• M11: 7,861,667 km (0.056 R)
• M12: 9,339,545 km (0.047 R)
• M13: 11,102,256 km (0.084 R)
• M14: 17,137,483 km (0.059 R)
• M15: 18,010,387 km (0.069 R)
• M16: 20,971,527 km (0.077 R)
• M17: 22,826,989 km (0.09 R)
• M18: 23,439,742 km (0.072 R)
• M19: 24,334,038 km (0.071 R)
• M20: 25,906,611 km (0.081 R)
• M21: 27,251,795 km (0.065 R)
• M22: 29,665,407 km (0.055 R)
• M23: 30,711,844 km (0.117 R)
• M24: 35,378,101 km (0.041 R)
• M25: 39,111,615 km (0.052 R)
• M26: 40,242,874 km (0.066 R)
• M27: 44,442,535 km (0.093 R)
• M28: 46,229,183 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.6

Radius: 4.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 16.73 AU - 20.99 AU

Year: 31534 Days

Day: 17.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,917,514 km

• M1: 61,485 km (0.118 R)
• M2: 214,673 km (0.1 R)
• M3: 1,081,742 km (0.086 R)
• M4: 1,239,568 km (0.116 R)
• M5: 3,215,905 km (0.065 R)
• M6: 3,705,090 km (0.1 R)
• M7: 5,296,662 km (0.045 R)
• M8: 6,436,000 km (0.076 R)
• M9: 8,181,657 km (0.094 R)
• M10: 9,287,634 km (0.028 R)
• M11: 12,758,903 km (0.058 R)
• M12: 13,134,843 km (0.067 R)
• M13: 19,529,254 km (0.069 R)
• M14: 20,707,188 km (0.105 R)
• M15: 22,290,083 km (0.088 R)
• M16: 29,539,147 km (0.064 R)
• M17: 31,768,604 km (0.097 R)
• M18: 33,749,728 km (0.052 R)
• M19: 35,441,980 km (0.107 R)
• M20: 43,196,385 km (0.096 R)
• M21: 47,540,558 km (0.04 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 11,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit